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  • Using a CDN for CMS software (multiple sites)

    - by SmokeyPHP
    I'm currently researching ideas for the media management side of a CMS I'm writing. I was looking at having images served from a CDN which is fine on a single site, but I want all sites that run the CMS to make use of a CDN (which will most likely be a custom developed one, rather than a third party service like S3). My main question is: Is a multi-site CDN a good idea? I can't think of a downside, but have probably missed something - obviously they won't share the same folder, as I invisage the requests to be css.cdnsite.com/example.com/style.css or something along those lines. Having multiple sites in the same place will obviously make it easier for us to manage, as well as being cheaper, but then I wonder if it'll be worth it... Long story short: How should the CMS handle user uploaded media (separate installations) Just keep a local copy of all assets and serve them from the same site, like in days of yore? Keep a local copy, force site to use www. and have CDN subdomains per site? Or use a single separate CDN for all sites? Apologies for the length of this question, not sure if this should be multiple questions or not, as all parts are kind of related and could affect each other.

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  • Prevent collisions between mobs/npcs/units piloted by computer AI : How to avoid mobile obstacles?

    - by Arthur Wulf White
    Lets says we have character a starting at point A and character b starting at point B. character a is headed to point B and character b is headed to point A. There are several simple ways to find the path(I will be using Dijkstra). The question is, how do I take preventative action in the code to stop the two from colliding with one another? case2: Characters a and b start from the same point in different times. Character b starts later and is the faster of the two. How do I make character b walk around character a without going through it? case3:Lets say we have m such characters in each side and there is sufficient room to pass through without the characters overlapping with one another. How do I stop the two groups of characters from "walking on top of one another" and allow them pass around one another in a natural organic way. A correct answer would be any algorithm, that given the path to the destination and a list of mobile objects that block the path, finds an alternative path or stops without stopping all units when there is sufficient room to traverse.

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  • Using C++ but not using the language's specific features, should switch to C?

    - by Petruza
    I'm developing a NES emulator as a hobby, in my free time. I use C++ because is the language I use mostly, know mostly and like mostly. But now that I made some advance into the project I realize I'm not using almost any specific features of C++, and could have done it in plain C and getting the same result. I don't use templates, operator overloading, polymorphism, inheritance. So what would you say? should I stay in C++ or rewrite it in C? I won't do this to gain in performance, it could come as a side effect, but the idea is why should I use C++ if I don't need it? The only features of C++ I'm using is classes to encapsulate data and methods, but that can be done as well with structs and functions, I'm using new and delete, but could as well use malloc and free, and I'm using inheritance just for callbacks, which could be achieved with pointers to functions. Remember, it's a hobby project, I have no deadlines, so the overhead time and work that would require a re-write are not a problem, might be fun as well. So, the question is C or C++?

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  • Performance impact of Zones.

    - by nospam(at)example.com (Joerg Moellenkamp)
    I was really astonished when i saw this question. Because this question was a old acquaintance from years ago, that i didn't heard for a long time. However there was it again. The question: "What's the overhead of Zones?". Sun was and Oracle is not saying "zero". We saying saying minimal. However during all the performance analysis gigs on customer systems i made since the introduction of Zones i failed to measure any overhead caused by zones. What i saw however, was additional load intoduced by processes that wouldn't be there when you would use only one zone Like additional monitoring daemons, like additional daemons having a controlling or supervising job for the application that resulted in slighly longer runtimes of processes, because such additional daemons wanted some cycles on the CPU as well. So i ask when someone wants to tell me that he measured a slight slowdown, if he or she has really measured the impact of the virtualization layer or of a side effect described above. It seems to be a little bit hard to believe, that a virtualisation technology has no overhead, however keep in mind that there is no hypervisor and just one kernel running that looks and behaves like many operating system instances to apps and users. While this imposes some limits to the technology (because there is just one kernel running you can't have zones with different kernels versions running ... obvious even to the cursory observer), but that is key to it's lightweightness and thus to the low overhead. Continue reading "Performance impact of Zones."

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  • Best way to calculate unit deaths in browser game combat?

    - by MikeCruz13
    My browser game's combat system is written and mechanically functioning well. It's written in PHP and uses a SQL database. I'm happy with the unit balance in relation to one another. I am, however, a little worried about how I'm calculating unit deaths when one player attacks another because the deaths seem to pile up a little fast for my taste. For this system, a battle doesn't just trigger, calculate winner, and end. Instead, it is allowed to go for several rounds (say one round every 15 mins.) until one side passes a threshold of being too strong for the other player and allows players to send reinforcements between rounds. Each round, units pair up and attack each other. Essentially what I do is calculate the damage: AP = Attack Points HP = Hit Points Units AP * Quantity * Random Factors * other factors (such as attrition) I take that and divide by the defending unit's HP to find the number of casualties of defending units. So, for example (simplified to take out some factors), if I have: 500 attackers with 50 AP vs 1000 defenders with 100 HP = 250 deaths. I wonder if that last step could be handled better to reduce the deaths piling up. Some ideas: I just change all the units with more HP? I make sure to set the Attacking unit's AP to be a max of the defender's HP to make sure they only kill 1 unit. (is that fair if I have less huge units vs many small units?) I spread the damage around more by including the defending unit's quantity more? i.e. in that scenario some are dead and some are 50% damage. (How would I track this every round?) Other better mathematical approaches?

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  • Unity3D : Pause Menu - Android

    - by user3666251
    Im making a 2D game for android.I almost completed the game but now I need a pause game option.I added a pause icon on the top right side of the screen.The icon is a gui texture.Here is what I did so far : I made a script which will bring up some buttons (which is not working) and attached it to the GUITexture.This is the script : #pragma strict function OnMouseDown() { Debug.Log("*Pause Menu Opens*"); Time.timeScale = 0; if (GUI.Button(Rect(10,10,100,50),"Restart")); Application.LoadLevel(Application.loadedLevel); if (GUI.Button(Rect(10,60,100,50),"MainMenu")); Application.LoadLevel("MainMenu"); } Now,the problem stands at the part where the buttons won't show up,the game freezes at the first frame but the buttons won't show up.Please,if you can help I would be realy thankful. Thank you. Edit #1 : I just noticed that when I click "Pause" the game freezes and it takes me to the MainMenu.That's because I added the GUIButton which takes you to the main menu.I think the whole script structure is wrong.I also forgot to mention that Im new in scripting/unity. Thank you.

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  • How to adjust the shooting angle of an object

    - by Blue
    I've been trying to add an angle adjustment feature to a power bar that I got from unity3dStudents. But I can't seem to get the code right. I'm using addforce to rigidbody, it works but the power is too great. I also found that rotating the object it's shooting from changes the angle. But I don't know how to proceed from that. Can somebody show me the problem with the script below, as in how to add height to the addforce without it going to far up or to the side? Or how to change the angle of the object? var theAngle : int; var maxAngle : int = 130; var minAngle : int = 0; var angleIncreasing : boolean = false; var angleDecreasing : boolean = false; var rotationSpeed : float = 10; var ball : Rigidbody; var spawnPos : Transform; var shotForce : float = 25; function Update () { if(Input.GetKeyDown("k")){ angleIncreasing = true; angleDecreasing = false; } if(Input.GetKeyUp("k")){ angleIncreasing = false; } if(Input.GetKeyDown("l")){ angleIncreasing = false; angleDecreasing = true; } if(Input.GetKeyUp("l")){ angleDecreasing = false; } ------- if(angleIncreasing){ theAngle += Time.deltaTime * rotationSpeed; if(theAngle > maxAngle){ theAngle = maxAngle; } } if(angleDecreasing){ theAngle -= Time.deltaTime * rotationSpeed; if(theAngle < minAngle){ theAngle = minAngle; } } } function Shoot(power : float, angle : int){ ---- var forward : Vector3 = spawnPos.forward; var upward : Vector3 = spawnPos.up; pFab.AddForce(forward * power * shotForce); pFab.AddForce(upward * angle * 10); ---- }

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  • Packing for JavaOne

    - by Tori Wieldt
    While you are packing for JavaOne, here are some things to remember to bring:1) A Jacket!While October is considered the summer in San Francisco, the heat only lasts a day or two. The fog can roll in any day, and it can be chilly (and maybe even rain).2) Your Oracle LoginMake sure your have your Oracle.com account log in details with you when you arrive onsite in San Francisco.  This is the username and password you used/created for your JavaOne 2012 registration.  You'll need these to check in and get your badge as well as to gain access to My Account and Schedule Builder onsite at the event. 3) Walking ShoesYou'll want comfortable and practical shoes as this city requires lots of walking and has lots of hills.4) Thumb DrivesWhen sharing cool code, nothing beats sneaker-net. That said, practice safe computing. 5) Consider Downloading a Ride-Sharing Service AppSideCar, Lyft, Uber and RelayRides are taking SF by storm, and are popular alternative to yellow taxis. These are unregulated ride-sharing services, so ride at your own risk. Hipster Tips for SF 1) Don't call it Frisco.2) If you wear shorts, don't complain about how cold it is.3) Bright colored clothes are for tourists. Locals wear black. 4) The most fun ice-cream flavors in town are at Humphry-Slocombe. Check out "secret breakfast."5) The Mission is hip.6) Don't expect there to be a Starbuck's or anything besides a great view at the other side of the Golden Gate bridge.7) SF has seasons, they are just more subtle.

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  • Unity is broken after upgrading to 12.10 (Optimus laptop)

    - by SyS
    I upgraded to GNU/Linux Ubuntu 12.10 but have been unable to use Unity properly afterwards. Indeed, I encountered the exact same problem as a lot of people: the Unity side and top bars are not displaying, although in my case, Unity seems completely broken, as I can't even right-click. However, in my case, it's worth noticing that I have an Optimus laptop with a Nvidia graphics card (GeForce GT 540M). Bumblebee and its 'optirun' command is working just fine, as usual, after the upgrade. I tried several things, as resetting Compiz and Unity (with the command 'setside unity') -- which works but I have to do it everytime I boot and it resets all my settings -- updating/reinstalling/reconfiguring my Nvidia drivers as well as bumblebee, trying with Nouveau drivers instead of nvidia-current, check if linux-headers-generic were installed (they were). However, I couldn't reset xorg.conf files as they're just not there. There is neither xorg.conf file, nor its backup in /etc/X11. I think this is where the problem comes from, although I'm far from an expert. Maybe retrieving a xorg.conf file will fix this mess, but I have no idea how to do that. I'm just tired and don't know what to do. So, here I am, begging for your help.

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  • Space Invaders-type game: Keeping the enemies aligned with each other as they turn around?

    - by CorundumGames
    OK, so here's the lowdown of the problem I'm trying to solve. I'm developing a game in PyGame that's a cross between Space Invaders and Columns. I'm trying to make the motion of the enemies similar to that of the aliens in Space Invaders; that is, they're all clustered in a grid, and if even one hits the side of the screen, the entire formation moves down and turns around. However, the motion of these aliens is continuous (as continuous as a monitor can be, anyway), not on a discrete grid like in the original. The enemies are instances of an Enemy class, and in turn they're held by a 2D array in a enemysquadron module (which, if you don't use Python, is in this case essentially a singleton due to the way Python modules work). Inside the Enemy class I have a class-scope velocity vector that is reversed every time an Enemy object touches the edge of the screen. This won't do, though, because as time goes on the enemies just become disorganized and jumbled (i.e. not in a grid as planned). I haven't implemented the Enemies going downward yet, so let's not worry about that right now. Any tips?

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  • Problems after installing a plethora of updates

    - by box
    yesterday I decided to install 32-bit Ubuntu on my 64-bit desktop, first of all, is that a problem? After installing, i had around 270 updates to install, according to the update manager. I was having trouble launching a game with WINE, so I thought updating might help. After updating, I restarted my computer, and after a long while it showed me my desktop and the icon's on it, but I didn't get anything else. I didn't have the "taskbar" (not sure what it's called, sue me) on the left side, nor the bar at the top. I also received an error message saying some program had stopped working. I decided to restart my computer again, and that was when it told me that i have to re-configure my drivers, or run in "Low Graphics" mode for one session, amongst other options. Well, I decided to try to revert to the "basic video drivers", which was an option it gave. Restarting the computer gave me the same problem as in the second paragraph. After a few more restarts and a night of restless sleep, here I am trying to start my computer again, only to receive a black screen, and my monitor "going to sleep". I'm sort of stumped here, being new to Ubuntu (desktop, at least) and I really hope this gets fixed without me having to install Ubuntu on yet another partition (I have three other partitions for various things already) tl;dr: Black screen on boot after installing updates.

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  • Drawing Grid in 3D view - Mathematically calculate points and draw line between them (Not working)

    - by Deukalion
    I'm trying to draw a simple grid from a starting point and expand it to a size. Doing this mathematically and drawing the lines between each point, but since the "DrawPrimitives(LineList)" doesn't work the way it should work, And this method can't even draw lines between four points to create a simple Rectangle, so how does this method work exactly? Some sort of coordinate system: [ ][ ][ ][ ][ ][ ][ ] [ ][2.2][ ][0.2][ ][2.2][ ] [ ][2.1][1.1][ ][1.1][2.1][ ] [ ][2.0][ ][0.0][ ][2.0][ ] [ ][2.1][1.1][ ][1.1][2.1][ ] [ ][2.2][ ][0.2][ ][2.2][ ] [ ][ ][ ][ ][ ][ ][ ] I've checked with my method and it's working as it should. It calculates all the points to form a grid. This way I should be able to create Points where to draw line right? This way, if I supply the method with Size = 2 it starts at 0,0 and works it through all the corners (2,2) on each side. So, I have the positions of each point. How do I draw lines between these? VerticeCount = must be number of Points in this case, right? So, tell me, if I can't supply this method with Point A, Point B, Point C, Point D to draw a four vertice rectangle (Point A - B - C - D) - how do I do it? How do I even begin to understand it? As far as I'm concered, that's a "Line list" or a list of points where to draw lines. Can anyone explain what I'm missing? I wish to do this mathematically so I can create a a custom grid that can be altered.

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  • How to deal with elimination of duplicate logic vs. cost of complexity increase?

    - by Gabriel
    I just wrote some code that is very representative of a recurring theme (in my coding world lately): repeated logic leads to an instinct to eliminate duplication which results in something that is more complex the tradeoff seems wrong to me (the examples of the negative side aren't worth posting - but this is probably the 20th console utility I've written in the past 12 months). I'm curious if I'm missing some techniques or if this is really just on of those "experience tells you when to do what" type of issues. Here's the code... I'm tempted to leave it as is, even though there will be about 20 of those if-blocks when I'm done. static void Main(string[] sargs) { try { var urls = new DirectTrackRestUrls(); var restCall = new DirectTrackRestCall(); var logger = new ConsoleLogger(); Args args = (Args)Enum.Parse(typeof(Args), string.Join(",", sargs)); if (args.HasFlag(Args.Campaigns)) { var getter = new ResourceGetter(logger, urls.ListAdvertisers, restCall); restCall.UriVariables.Add("access_id", 1); getter.GotResource += new ResourceGetter.GotResourceEventHandler(getter_GotResource); getter.GetResources(); SaveResources(); } if (args.HasFlag(Args.Advertisers)) { var getter = new ResourceGetter(logger, urls.ListAdvertisers, restCall); restCall.UriVariables.Add("access_id", 1); getter.GotResource += new ResourceGetter.GotResourceEventHandler(getter_GotResource); getter.GetResources(); SaveResources(); } if (args.HasFlag(Args.CampaignGroups)) { var getter = new ResourceGetter(logger, urls.ListCampaignGroups, restCall); getter.GotResource += new ResourceGetter.GotResourceEventHandler(getter_GotResource); getter.GetResources(); SaveResources(); } } catch (Exception e) { Console.WriteLine(e.InnerException); Console.WriteLine(e.StackTrace); }

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  • Looking for job advice [closed]

    - by EntryLevelJavaDeveloper
    I am a software developer for a government agency in DC, and I have recently completed one year of employment. I am generally dissatisfied with my experiences here. I do not want to gripe too much, but I do not spend a lot of time doing actual development on projects. I am asked to do everything under the sun: write requirements, review specs, test, attend random meetings, but actual coding makes up a small fraction of my time. The coding itself is fairly straightforward and simple so it feels like I am not growing from my experiences. I am not tasked with more challenging work, and I find the experiences are not rewarding. If I had a stronger resume/more work experience, I'd leave the position immediately but combined with the present economy, I am hesitant to leave. I have several questions: Does anybody have experiences like this? How did you make the most of it? I am currently doing some side projects, making simple webpages for people, but aside from that, and open source projects, what other things are out there? What are general benchmarks for a developer after one year of professional experience? What should I be expected to know/do? I am outsider (coming from a math/science background) so I do not know what exactly I should know/do. Is it possible to obtain a mentorship with a mid/senior developer to learn? If so, how can I go about making contacts in the DC area?

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  • Workspace Issues on ubuntu 12.10

    - by JaySch
    I'm having the following problem with 12.10 Unity running on a Toshiba A505 16" display laptop using an external 24" Samsung LED monitor (resolution 1920 x 1080 (16:9). Also using the default 2 x 2 workspaces: After powering up the laptop, I Click the Workspace Switcher and the 4 images which represent Workspace 1, Workspace 2, Workspace 3, and Workspace 4 are visible but are in a very elongated, stretched out aspect ratio. Also, any desktop icons placed on the left side of the screen don't show up when I go to full view on any of the 4 workspaces. To resolve this issue, I open up the laptop lid until the video display switches from the external Samsung LED monitor to the internal laptop display, which renders the four workspaces perfectly. I then close the laptop lid and now the workspaces display the correct aspect view; both in the workspace switcher thumbnail view an in full view. I can now see the full desktop, including any desktop icons. Is there a way to configure my system so that Workspaces work properly when the laptop is connected to an external monitor without having to open and close my laptop? Thank you.

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  • Web Hosting Checklist

    - by Chris
    I am a web developer that is starting to look into hosting his own website. I would like to showcase my programming skills (PHP, MySQl, C#, Wordpress). My knowledge of languages I am OK with but the actually hosting site is where my knowledge starts to get a little shaky. I know the basics (bandwidth, sub-domains, re-write rules) but I would love your input, to help me formulate a check list of certain web-hosting services that I should be on the look-out for. Also I was wondering if there were any reliable hosting providers who give you the option to host both c# code-behinds and PHP code. As I would like to have two versions of my site, one in C# and one in PHP the hope is that if I need to look for another job this website will help me show possible employers my server side knowledge. I hope this is enough info, I did some researching online but found a bunch of unless articles and I've always have had luck on the StackExchange sites. So hopefully you, can help me. Thanks alot.

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  • Turn a Kindle into a Weather Display Station

    - by Jason Fitzpatrick
    The e-ink display, network connectivity, and low-power consumption of Kindle ebook readers make them a perfect candidate for an infrequently refreshed high-visibility display–like a weather display. Read on to see how to hack a Kindle to serve up the local weather. Tinker and hardware hacker Matt Petroff hacked his Kindle to accept input from a web server and then, graciously and in the spirit of geeky projects everywhere, shared his source code. He explains the heart of the project: The server side of the system uses shell and Python scripts to convert weather forecast data into an image for the Kindle. The scripts first download and parse forecast data from NOAA via the National Digital Forecast Database XML/SOAP Service. After parsing the data, the data then needs to be converted into an image. This is accomplished by preprocessing a specially crafted SVG file to insert temperatures, forecast symbols, and days of the week. This SVG is then rendered as a PNG using rsvg-convert and converted to a grayscale, no transparency color space as required by the Kindle using pngcrush. Finally, it is copied to a public location on the web server. The Kindle is set to refresh twice a day (you could easily tweak the scripts for a more frequent refresh) and displays the forecast as seen in the photo above–with crisp and easy to read text and icons. Hit up the link below for more information and the project’s source code. How To Create a Customized Windows 7 Installation Disc With Integrated Updates How to Get Pro Features in Windows Home Versions with Third Party Tools HTG Explains: Is ReadyBoost Worth Using?

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  • How does Game Salad compare with Cocos2D in terms of 2D game development?

    - by jih
    I want to make some 2d games for iOS. I first come across cocos2d and kobold but then wanted something more graphical for rapid prototyping. I then found Game Maker which doesn't support iOS but is fairly easy to learn and then found Game Salad which supports iOS as well as other platforms. I know this question has been ask before but I want to know in terms of the types of games I want to develop what an learning investment path would be best. The types of games genre I am interest are: Side scrollers Simple games like diamond dash or ninja fruits, shanghai, etc Old fashioned zelda or dragonquest type (nintendo fan here:-) 2d adventure RPG games (real time or turn based) Mystery turn based games like carmen sandiego, wizardry, myst etc. So now the question becomes for me becomes which game development environment should I invest my time in learning. Game Salad or cocos2d? To make that decision I was wondering if experienced game programmers and help with some pointers: It would seem game salad would be great for quickies being graphical but in terms of 2d platform games etc would there be speed/performance/feature penalties? Are there certain 2d games genre of the 4 above that Game salad is better at while certain type cocos2d would be better at?

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  • What technologies are needed to be a freelance web developer / designer targeting small businesses?

    - by Jason Wirth
    First off, I'm not looking for this answer: "learn PHP/MySQL, JQuery, HTML/CSS...." My background, I wear many hats, and do many things. Currently I manage investment accounts with a business partner who is also a friend. He happens to be attending business / law school perusing a joint JD and MBA. As a result, we're putting our into "coast", maintaining our current clients, but not acquiring more. Recently I've picked up some freelance graphic design / web development / online marketing side work (Photoshop, HTML/CSS, WordPress) through some personal networks. The work is enjoyable; now I'm thinking about expanding it into a larger business with these primary goals: augment my finances (I'm shooting for about $1,000-2,000 per mo.), learn new technologies, involve myself with meaningful work. As an entrepreneur I don't mind the aspects of running a business that hassle other freelancers... -- the marketing -- the billing -- etc. I'm considering targeting the small to middle market businesses and organizations where I can contribute in marketing, design, and development building projects from the ground up. Thus I'll have freedom to decide the specific technology (I won't have to work with an existing code base). What kinds of projects should I focus on? What technologies are a good fit for this style of work? For example: It might be fun to develop with Ruby on Rails. However, maybe a lot of projects would be rolling out e-commerce solutions. Thus, I should focus on PHP due to more shopping cart options, skipping ROR entirely.

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  • Cheap ways to do scaling ops in shader?

    - by Nick Wiggill
    I've got an extensive world terrain that uses vec3 for the vertex position attribute. That's good, because the terrain has endless gradations due to the use of floating point. But I'm thinking about how to reduce the amount of data uploaded to the GPU. For my terrain, which uses discrete / grid-based vertex positions in x and z, it's pretty clear that I can replace my vec3s (floats, really) with shorts, halving the per-vertex position attribute cost from 12 bytes each to 6 bytes. Considering I've got little enough other vertex data, and an enormous amount of terrain data to push into the world, it's a major gain. Currently in my code, one unit in GLSL shaders is equal to 1m in the world. I like that scale. If I move over to using shorts, though, I won't be able to use the same scale, as I would then have a very blocky world where every step in height is an entire metre. So I see these potential solutions to scale the positional data correctly once it arrives at the vertex shader stage: Use 10:1 scaling, i.e. 1 short unit = 1 decimetre in CPU-side code. Do a division by 10 in the vertex shader to scale incoming decimetre values back to metres. Arbirary (non-PoT) divisions tend to be slow, however. Use (some-power-of-two):1 scaling (eg. 8:1), which enables the use of a bitshift (eg. val >> 3) to do the division... not sure how performant this is in shaders, though. Not as intuitive to read values, but possibly quite a bit faster than div by a non-PoT value. Use a texture as lookup table. I've heard that this is really fast. Or whatever solutions others can offer to achieve the same results -- minimal vertex data with sensible scaling.

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  • Please recommend the best tools to build a test plan management tool

    - by fzkl
    I have mostly worked on hardware testing in my professional career and would like to get onto the software development side. I thought working on a practically usable project will help motivate me and help acquire some skills. I have decided to build a test plan management tool for the QA team I work in (We use excel sheets!). The test plan management tool should be browser based and should support this: There would be many test plans, each test plan having test sets, test sets having test cases and test cases having instructions, attachments and Pass/fail status marking and bug info in case of failure. It should also have an export to excel option. I have a visual picture of the tool I am looking to build but I don't have enough experience to figure our where to start. My current programming skills are limited to C and shell programming and I want to pick up python. What tools (programming language, database and anything else?) would you recommend for me to get this done? Also what are the key concepts in the recommended programming language that I should focus on to build a browser based tool like this?

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  • XML Rules Engine and Validation Tutorial with NIEM

    - by drrwebber
    Our new XML Validation Framework tutorial video is now available. See how to easily integrate code-free adaptive XML validation services into your web services using the Java CAMV validation engine. CAMV allows you to build fault tolerant content checking with XPath that optionally use SQL data lookups. This can provide warnings as well as error conditions to tailor your validation layer to exactly meet your business application needs. Also available is developing test suites using Apache ANT scripting of validations.  This allows a community to share sets of conformance checking test and tools . On the technical XML side the video introduces XPath validation rules and illustrates and the concepts of XML content and structure validation. CAM validation templates allow contextual parameter driven dynamic validation services to be implemented compared to using a static and brittle XSD schema approach.The SQL table lookup and code list validation are discussed and examples presented.Features are highlighted along with a demonstration of the interactive generation of actual live XML data from a SQL data store and then validation processing complete with errors and warnings detection.The presentation provides a primer for developing web service XML validation and integration into a SOA approach along with examples and resources. Also alignment with the NIEM IEPD process for interoperable information exchanges is discussed along with NIEM rules services.The CAMV engine is a high performance scalable Java component for rapidly implementing code-free validation services and methods. CAMV is a next generation WYSIWYG approach that builds from older Schematron coding based interpretative runtime tools and provides a simpler declarative metaphor for rules definition. See: http://www.youtube.com/user/TheCAMeditor

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  • How to Install Broadcom Wireless Drivers (BCM43xx)

    - by Fer1805
    I'm having serious problems installing the Broadcom drivers for Ubuntu. It worked perfectly on my previous version, but now, it is impossible. I'm a user with no advance knowledge in Linux, so I would need clear explanations on make, compile, etc. Edit: For the command: "lspci | grep Network", I get the following message: 06:00.0 Network controller: Broadcom Corporation BCM4311 802.11b/g WLAN (rev 01) For the command: iwconfig, i get the following: lo no wireless extensions. eth0 no wireless extensions. When i follow the following steps (from the above link), there are a NO error message at all: open the 'Synaptic Package Manager' and search for bcm uninstall the bcm-kernel-source package make sure that the firmware-b43-installer and the b43-fwcutter packages are installed type into terminal: cat /etc/modprobe.d/* | egrep '8180|acx|at76|ath|b43|bcm|CX|eth|ipw|irmware|isl|lbtf|orinoco|ndiswrapper|NPE|p54|prism|rtl|rt2|rt3|rt6|rt7|witch|wl' (you may want to copy this) and see if the term blacklist bcm43xx is there if it is, type cd /etc/modprobe.d/ and then sudo gedit blacklist.conf put a # in front of the line: blacklist bcm43xx then save the file (I was getting error messages in the terminal about not being able to save, but it actually did save properly). reboot 'End of procedure' Before (not ubuntu 11.04), if i wanted to connect wireles, i just went to the icon at the upper side of the screen, click, showed ALL the wireless network available, and done. Now, the only options i see are: Wired Network Auto Eth0 Disconnect VPN Enable networking Connection information Edit connection. lspci -vnn | grep Network showed: Broadcom Corporation BCM4322 802.11a/b/g/n Wireless LAN Controller [14e4:432b] hope above info is enough for your help.

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  • How to revert to Eclipse's old behavior when double-clicking on frames or windows, in Juno?

    - by mattquiros
    I find Eclipse Juno very counter-intuitive. In my workspace, I used to just have the package view at the left, my code on the right, and whenever I'm printing something in the console, that's only when the console frame shows up from the bottom right. When you double click on a particular window, it either only goes fullscreen within Eclipse, or back to its original size together with the size of the other frames. In Juno, however, it seems that frames are put on layers on top of each other. When I print something to the console, the output frame only shows up as a small, useless square to my right. When I double-click, it goes full screen. When I double-click again, it occupies the full right frame, hiding my code. I double-click again and it goes full screen, then it double-clicks before it shares the right frame with my code on top of it. Then when I minimize it, it goes to the side. Any way to go back to the good old days of Eclipse? Thanks.

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  • What You Said: Are You A Second Screen Multi-Tasker?

    - by Jason Fitzpatrick
    Earlier this week we asked you if you used a second screen while watching television or movies–such as a smartphone or tablet. Now we’re back to highlight how HTG readers are engaging (or disengaging) with their mobile devices. Image courtesy of Umani, a TV-companion application for iPad. By far and away the biggest trend was the use of the second screen as a filler for commercials and/or and outright diversion from lackluster programming. Jack in TN writes: Yes. I keep a laptop going 7×24 pretty much, and TV in going normally. Pretty much my ‘throne’ in the family room. I have almost always multi-tasked, before laptop it was a book or magazine or 3 at my side. My wife has accused me of using TV as a radio more than once, and I can’t say she is wrong. How to Get Pro Features in Windows Home Versions with Third Party Tools HTG Explains: Is ReadyBoost Worth Using? HTG Explains: What The Windows Event Viewer Is and How You Can Use It

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