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  • Help with getParent() downcast.

    - by Preformed Cone
    I'm learning android/java and have this example code I can't get to work: OnRatingBarChangeListener l = new OnRatingBarChangeListener() { public void onRatingChanged(RatingBar ratingBar, float rating, boolean fromTouch) { Integer myPos=(Integer)ratingBar.getTag(); RowModel model=getModel(myPos); model.rating = rating; LinearLayout p=(LinearLayout)ratingBar.getParent(); TextView l=(TextView)p.findViewById(R.id.label); l.setText(model.toString()); } }; Everything works except the LinearLayout / getParent() downcast. At runtime it creates a ClassCastException. If I comment out that block of code then everthing works fine. What am I missing?

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  • how to animate a menu item into a large div (window) using jquery's animate?

    - by ijjo
    i'm pretty sure this can be done pretty easily with jquery's animate api, but i'm not good enough to figure it out. what i want to do is this: i have a menu item at the top of the viewport that the user will click on. when the user clicks on it, you'll see something that looks like the div "popping" out of the menu and float to a particular location on the screen. when i say popping i don't mean anything fancy - i just mean it appears to be originating from the menu item and settling somewhere on the screen that i specify. but the important part is that this animation happens really fast. fast enough where you don't have to actually wait for the window to appear, but slow enough so the eye sees the animation start from the menu item and end up at a new location where the window will actually appear, and appear with a specify height and width. hope that all made sense?

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  • What's wrong with this addProximity code?

    - by Pentium10
    I have this code: private void setupProximity() { Intent intent = new Intent(this, viewContacts.class); PendingIntent sender = PendingIntent.getBroadcast(this, 0, intent, 0); LocationUtils.addProximity(this, -37.40, 144.55, 1000, 1000000, sender); } public static void addProximity(Context ctx,double lat, double lon, float rad,long exp, PendingIntent pintent) { LocationManager lm = (LocationManager) ctx.getSystemService(Context.LOCATION_SERVICE); lm.addProximityAlert(lat, lon, rad, exp, pintent); } Why I don't get the class to fire up? I am in the range of the zone.

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  • Validate decimal number in (known) national format

    - by Álvaro G. Vicario
    PHP has many built-in functions to validate numbers but they all expect input in computer format: 1234.56. I need to validate stuff like 1,234.56 (English) or 1.234,56 (Spanish), together with some typical attributes (accepted range, max number of decimals, etc.). I started writing my own function but I soon got lost. It's easy to read the user input into a float variable but I want to be able to detect numbers with invalid formats like 1,23456.7 or 1..25. Do you have any recommendation on the subject? (Decimal and thousand characters are known beforehand and it's okay to hard-code digit groups as three, there's no need to cover Indian number format.)

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  • C++ vector<T>::iterator operator +

    - by Tom
    Hi, Im holding an iterator that points to an element of a vector, and I would like to compare it to the next element of the vector. Here is what I have Class Point{ public: float x,y; } //Somewhere in my code I do this vector<Point> points = line.getPoints(); foo (points.begin(),points.end()); where foo is: void foo (Vector<Point>::iterator begin,Vector<Point>::iterator end) { std::Vector<Point>::iterator current = begin; for(;current!=end-1;++current) { std::Vector<Point>::iterator next = current + 1; //Compare between current and next. } } I thought that this would work, but current + 1 is not giving me the next element of the vector. I though operator+ was the way to go, but doesnt seem so. Is there a workaround on this? THanks

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  • PropertyGrid + interface

    - by nilphilus
    public interface ITest { void Somethink(); } public class Test1 : ITest { public void Somethink() { /* do stuff */ } public int Test1Property { get; set; } } public class Test2 : ITest { public void Somethink() { /* do stuff */ } public float Test2Property { get; set; } } //Main class public class MainClass { [TypeConverter(ExpandableObjectConverter)] public ITest test { get; set; } } Ok, i have sth like this. Instance of MainClass is selected by PropertyGrid. How to make a DropDownList of objects of classes which implement ITest (here Test1 and Test2)

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  • Gallery has too much padding in IE7

    - by Amber
    My Flickr gallery looks good in all browsers except IE 7. What else do I need to put in my CSS code for it to not look so lopsided in IE 7. I added the display: block but it didn't do anything. a img { display: block; *display: inline-block; float: left; border: none; padding: 3px; background-color: #fff; border: 1px solid green; margin-right: 15px; margin-bottom: 15px; } Right now it looks like this. Is there something I'm doing wrong with the CSS? Should I be adding in something for IE so it can read it properly? This is my site

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  • jquery offset incorrect on floating elements

    - by LordZardeck
    I have a bunch of images each with the float: left property applied to them. They are constrained withing a 400px width area, forcing them into a grid of 4 X 4. If i try to get the position of them, they are always incorrect. What is causing this? You can see what I'm trying to do here: http://dev.redemptionconnect.com/cards/browse. Click one of the images to see what I mean. the dialog that pops up should be over the image you clicked.

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  • Highlight anchor element

    - by dotNetNewbie
    I have the following three items displayed side by side: <div class="page-header"> <h1 style="line-height:0">Title</h1> <ul style="float: right; list-style-type: none;"> <li><a href="http://test1.com">T1</a></li> <li><a href="http://test2.com">T2</a></li> <li><a href="#">T3</a></li> </ul> </div> I want to highlight the item once the user clicked on it (eg. T1). Something similar to how stackoverflow has the blocks like Questions, Tags, Users etc.

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  • With HTML and CSS, how to have an image that is vertically aligned with a horizontal line?

    - by sungod000
    I'd like the image on the left to be adjacent to the horizontal line on the right (bottoms lining up flush). It should be responsive so that the line can change widths as needed. Right now, the image is sitting on top of the line, not beside it. Here is the HTML <div> <img src="image.png"> <hr> </div> Here is the CSS img { float:left } hr { width:100% } How to make this happen?

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  • Remove class when move to next menu item

    - by danit
    I have a simple nav made up of the following HTML; <div class="inner"> <div class="button"><img class="portal" src="images/portalbutton.png" /></div> <a href="#"><div class="prod_description">&nbsp;</div></a> </div> There are a number of items (All set to float left along side each other) to make up a nav bar. When I hover over .button and/or .prod_description I want the .inner <div> to have the class .hover added to it. This is so I can set a background image around the whole thing (Kind of like highlighting the nav item). I only then want to remove .hover when another .button or .prod_description is hovered over, in which case this nav item takes the .hover class.

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  • Texture repeats even with GL_CLAMP_TO_EDGE set [FIXED]

    - by Lliane
    Hi, i'm trying to put a translucing texture on a face which uses points 1 to 4 (don't mind the numbers) on the following screenshot Sadly as you can see the texture repeats herself in both dimensions, I tried to switch the TEXTURE_WRAP_S from REPEAT to CLAMP_to_EDGE but it doesn't change anything. Texture loading code is here : gl.glBindTexture(gl.GL_TEXTURE_2D, mTexture.get(4)); gl.glActiveTexture(4); gl.glTexParameterf(gl.GL_TEXTURE_2D, gl.GL_TEXTURE_MIN_FILTER, gl.GL_LINEAR); gl.glTexParameterf(gl.GL_TEXTURE_2D, gl.GL_TEXTURE_MAG_FILTER, gl.GL_LINEAR); gl.glTexParameterf(GL10.GL_TEXTURE_2D, GL10.GL_TEXTURE_WRAP_S, GL10.GL_CLAMP_TO_EDGE); gl.glTexParameterf(GL10.GL_TEXTURE_2D, GL10.GL_TEXTURE_WRAP_T, GL10.GL_CLAMP_TO_EDGE); gl.glTexImage2D(gl.GL_TEXTURE_2D, 0, gl.GL_RGBA, shadowbmp.width, shadowbmp.height, 0, gl.GL_RGBA, gl.GL_UNSIGNED_SHORT_4_4_4_4, shadowbmp.buffer); Texture coordinates are the following : float shadow_bot_text[] = { 0.0f, 0.0f, 0.0f, 1.0f, 1.0f, 0.0f, 1.0f, 1.0f }; Thanks

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  • How can I center a box of unknown width in CSS?

    - by NXTBoy
    I have this html: <div class="object-box"> <img ... /> <span class="caption">This is the caption</span> </div> Which is accompanied with this CSS: .object-box .caption, .object-box img { display: block; } .object-box { border: 1px solid; } I would like the surrounding div to shrink-wrap to its contents. I can achieve this by using float: ... or display: inline-block. However, I'd also like it to be centered on the page, using margin: auto. The two approaches don't seem to be compatible. Is it possible to create such a shrink-wrapped, centered container, without adding a wrapper element?

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  • How do I create a hybrid two column lay out like php.net?

    - by Koning WWWWWWWWWWWWWWWWWWWWWWW
    I want to create a layout like this: | | | | | | | | | | | | | | | | -FIXED-|--------FLUID---------| | | | | | | | | | | | | | | Just like http://www.php.net/ I have this: div#sidebar { float: left; width: 200px; padding: 4px; background-color: #EEEEEE; border-right: dashed 1px #AAAAAA; } div#content { padding: 4px; margin-left: 208px; } But the problem is that the sidebar isn't at least the height of the content block (which it should be). Can anyone help me? Thanks Oh, one more thing: I will never, ever use a table for this!

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  • Return segmented average from SQL Query?

    - by Guillaume Filion
    Hi, I measure the load on DNS servers every minute and store that into an SQL DB. I want to draw a chart of the load for the last 48 hours. That's 69120 (48*24*60) data points but my chart's only 800 pixels wide so to make things faster I would like my SQL query to return only ~800 data points. It's seems to me like a pretty standard thing to do, but I've been searching the web and in books for such a thing for a while now and the closest I was able to find was a rolling average. What I'm looking for a more of a "segmented average": divide the 69120 data points in ~800 segments, then average each segment. My SQL table is: CREATE TABLE measurements ( ip int, measurement_time int, queries int, query_time float ) My query looks like this SELECT ip, queries FROM measurements WHERE measurement_time>(time()-172800) Thanks a lot!

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  • get the list and input from one function and run them in different function

    - by rookie
    i have a programm that generate the list and then i ask them to tell me what they want to do from the menu and this is where my problem start i was able to get the input form the user to different function but when i try to use the if else condition it doesn't check, below are my code def menu(x,l): print (x) if x == 1: return make_table(l) if x == 2: y= input("enter a row (as a number) or a column (as an uppercase letter") if y in [ "1",'2','3']: print("Minmum is:",minimum(y,l)) if x== 3: print ('bye') def main(): bad_filename = True l =[] while bad_filename == True: try: filename = input("Enter the filename: ") fp = open(filename, "r") for f_line in fp: f_str=f_line.strip() f_str=f_str.split(',') for unit_str in f_str: unit=float(unit_str) l.append(unit) bad_filename = False except IOError: print("Error: The file was not found: ", filename) #print(l) condition=True while condition==True: print('1- open\n','2- maximum') x=input("Enter the choice") menu(x,l) main() from the bottom function i can get list and i can get the user input and i can get the data and move it in second function but it wont work after that.thank you

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  • Deserializing only select properties of an Entity using JDOQL query string?

    - by user246114
    Hi, I have a rather large class stored in the datastore, for example a User class with lots of fields (I'm using java, omitting all decorations below example for clarity): @PersistenceCapable class User { private String username; private String city; private String state; private String country; private String favColor; } For some user queries, I only need the favColor property, but right now I'm doing this: SELECT FROM " + User.class.getName() + " WHERE username == 'bob' which should deserialize all of the entity properties. Is it possible to do something instead like: SELECT username, favColor FROM " + User.class.getName() + " WHERE username == 'bob' and then in this case, all of the returned User instances will only spend time deserializing the username and favColor properties, and not the city/state/country properties? If so, then I suppose all the other properties will be null (in the case of objects) or 0 for int/long/float? Thank you

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  • padding is not used in ie7

    - by Salil
    Hi All, I used a padding in select list of gender but its not working in ie7. its working properly in all browser ie8, firefox, safari but not working in iee7 i tried a lot but nothing happened... <div class="clear" style="margin-top:5px; float:left; text-align:right"> <% @sex = [['male', '0'],['female', '1'], ['others', '2']] %> <%= select_tag :sex, options_for_select(@sex), :style=>"padding-left:15px; width:100px; height:30px;padding-left:15px;vertical-align:middle;" %> </div> Thanks Mayur Mate

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  • Conflicting problem with css

    - by Luke
    I was told last night that the following isn't allowed in CSS. <a href="index.php"><div class="button">Home</div></a> .submenu div.button{width:72px; height:20px; float:left; margin:0 20px; font-size:0.9em; font-family:Arial; padding:2px; color:black;} How can i create the look I want for the button and then allow the user to click on it in any other way? What is the best way to do this? It works as it is, but I am being told it's not complient.

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  • Neo4j+Gremlin : Trouble with T.gte and floating point node attributes

    - by letronje
    For a type of nodes in my graph, attribute values for an attribute(named 'some_count') is either missing or an integer or a float. I'm trying to write gremlin to filter these nodes based on minimum value for this attribute. I first verified that the values are indeed present by firing the following gremlin g.v(XXX)._().in('category').hasNot('some_count', T.eq, null).back(1).some_count Next, I tried filtering by exact value and that works and show me the matching nodes or gives an empty array if there is no match g.v(XXX)._().in('category').hasNot('some_count', T.eq, null).back(1).has('some_count', T.eq, 120000.0d) But the following query that uses the 'greater than or equal to' comparator doesn't work. g.v(XXX)._().in('category').hasNot('some_count', T.eq, null).back(1).has('some_count', T.gte, 1.0d) this returns nil (I'm querying via ruby/rails using Neo4j AR Adapter ) Instead of returning an empty array for no match, it returns a nil, which tells me something could be wrong with the query itself. I'm running neo4j community server 1.8. Is there a way I can ask Neo4j to log errors/queries, to see what could be going wrong ?

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  • Map wont show rigth in Joomla

    - by user1653126
    I have the following code of a map using api google, I have tested the code in several html editor and its work perfectly, but when i upload in my web page doesn’t work. The map appears all zoomed in some random point in the ocean. I create an article in Joomla 1.5.20, paste the code. Its shows right in the preview but not in the web page. I disable filtering and use none editor and still won’t work. Thanks for the help. <!DOCTYPE html> <html> <head> <meta name="viewport" content="initial-scale=1.0, user-scalable=no" /> <style type="text/css"> html { height: 100% } body { height: 100%; margin: 0; padding: 0 } #map_canvas { height: 100% } </style> <script type="text/javascript" src="http://maps.googleapis.com/maps/api/js?key=AIzaSyBInlv7FuwtKGhzBP0oISDoB2Iu79HNrPU&sensor=false"> </script> <script type="text/javascript"> var map; // lets define some vars to make things easier later var kml = { a: { name: "Productor", url: "https://maps.google.hn/maps/ms?authuser=0&vps=2&hl=es&ie=UTF8&msa=0&output=kml&msid=200984447026903306654.0004c934a224eca7c3ad4" }, b: { name: "A&S", url: "https://maps.google.hn/maps/ms?ie=UTF8&authuser=0&msa=0&output=kml&msid=200984447026903306654.0004c94bac74cf2304c71" } // keep adding more if ye like }; // initialize our goo function initializeMap() { var options = { center: new google.maps.LatLng(13.324182,-87.080071), zoom: 9, mapTypeId: google.maps.MapTypeId.TERRAIN } map = new google.maps.Map(document.getElementById("map_canvas"), options); var ctaLayer = new google.maps.KmlLayer('https://maps.google.hn/maps/ms?authuser=0&vps=5&hl=es&ie=UTF8&oe=UTF8&msa=0&output=kml&msid=200984447026903306654.0004c94bc3bce6f638aa1'); ctaLayer.setMap(map); var ctaLayer = new google.maps.KmlLayer('https://maps.google.hn/maps/ms?authuser=0&vps=2&ie=UTF8&msa=0&output=kml&msid=200984447026903306654.0004c94ec7e838242b67d'); ctaLayer.setMap(map); createTogglers(); }; google.maps.event.addDomListener(window, 'load', initializeMap); // the important function... kml[id].xxxxx refers back to the top function toggleKML(checked, id) { if (checked) { var layer = new google.maps.KmlLayer(kml[id].url, { preserveViewport: true, suppressInfoWindows: true }); google.maps.event.addListener(layer, 'click', function(kmlEvent) { var text = kmlEvent.featureData.description; showInContentWindow(text); }); function showInContentWindow(text) { var sidediv = document.getElementById('content_window'); sidediv.innerHTML = text; } // store kml as obj kml[id].obj = layer; kml[id].obj.setMap(map); } else { kml[id].obj.setMap(null); delete kml[id].obj; } }; // create the controls dynamically because it's easier, really function createTogglers() { var html = "<form><ul>"; for (var prop in kml) { html += "<li id=\"selector-" + prop + "\"><input type='checkbox' id='" + prop + "'" + " onclick='highlight(this,\"selector-" + prop + "\"); toggleKML(this.checked, this.id)' \/>" + kml[prop].name + "<\/li>"; } html += "<li class='control'><a href='#' onclick='removeAll();return false;'>" + "Limpiar el Mapa<\/a><\/li>" + "<\/ul><\/form>"; document.getElementById("toggle_box").innerHTML = html; }; // easy way to remove all objects function removeAll() { for (var prop in kml) { if (kml[prop].obj) { kml[prop].obj.setMap(null); delete kml[prop].obj; } } }; // Append Class on Select function highlight(box, listitem) { var selected = 'selected'; var normal = 'normal'; document.getElementById(listitem).className = (box.checked ? selected: normal); }; </script> <style type="text/css"> .selected { font-weight: bold; } </style> </head> <body> <div id="map_canvas" style="width: 80%; height: 400px; float:left"></div> <div id="toggle_box" style="position: absolute; top: 100px; right: 640px; padding: 10px; background: #fff; z-index: 5; "></div> <div id="content_window" style="width:10%; height:10%; float:left"></div> </body> </html>

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  • Problem with increment in inline ARM assembly

    - by tech74
    Hi , i have the following bit of inline ARM assembly, it works in a debug build but crashes in a release build of iphone sdk 3.1. The problem is the add instructions where i am incrementing the address of the C variables output and x by 4 bytes, this is supposed to increment by the size of a float. I think when i increment at some such stage i am overwriting something, can anyone say which is the best way to handle this Thanks C code that the asm is replacing, sum,output and x are all floats for(int i = 0; i< count; i++) sum+= output[i]* (*x++) asm volatile( ".align 4 \n\t" "mov r4,%3 \n\t" "flds s0,[%0] \n\t" "0: \n\t" "flds s1,[%2] \n\t" //"add %3,%3,#4 \n\t" "flds s2,[%1] \n\t" //"add %2,%2,#4 \n\t" "subs r4,r4, #1 \n\t" "fmacs s0, s1, s2 \n\t" "bne 0b \n\t" "fsts s0,[%0] \n\t" : : "r" (&sum), "r" (output), "r" (x),"r" (count) : "r0","r4","cc", "memory", "s0","s1","s2" );

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  • floats in NSArray

    - by JordanC
    I have an NSArray of floats which I did by encapsulating the floats using [NSNumber numberWithFloat:myFloat] ; Then I passed that array somewhere else and I need to pull those floats out of the array and perform basic arithmatic. When I try [myArray objectAtIndex:i] ; The compiler complains that I'm trying to perform arithmatic on a type id. It also won't let me cast to float or double. Any ideas? This seems like it should be an easy problem. Maybe it will come to me after another cup of coffee, but some help would be appreciated. Thanks.

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  • Instantiating Java object with a passed in method

    - by superluminary
    It's been a few years since I've been heavily into Java. Coming back to it I'm seeing this pattern all over the place: ratingBar.setOnRatingBarChangeListener(new OnRatingBarChangeListener() { public void onRatingChanged(RatingBar ratingBar, float rating, boolean fromUser) { // do work } }); This looks more like Functional programming to me. It's a nice pattern but how is it possible to pass a method like this? In the old days a class was a class, and once compiled there was little you could do to it. My questions are: Can anyone let me know what this pattern is called? How can I write a class that can be instantiated in this way. Are there any other useful examples of functional patterns that have made their way into Java? What do I need to Google to read more about this? Thanks.

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  • C++: How do I pass a function(without knowing its parameters) to another function?

    - by Ninja
    Hi all. I'm trying to create a function that will store and repeat another function given as a parameter for a specific amount of time or repeats given. But when you want to pass a function as a parameter you have to know all of its parameters before hand. How would I do if I wanted to pass the function as one parameter, and the parameters as another? void AddTimer(float time, int repeats, void (*func), params); // I know params has no type and that (*func) is missing parameters but it is just to show you what I mean Thanks in advance

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