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• Data Binding: multiple sources for one property

  - by stefan.at.wpf

  Hello, I want to bind one property to multiple sources. My reason for this are things like this: midpoint=point2.X - point1.X; //depends on two sources! How could this be realised? As far as I know it's not directly possible out-of-the-box?

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• How Can I assign a sequence value to a sqlite field when the field UID value is NULL

  - by Registered User KC

  Hi All, How I can assign a sequence value to a field "UID" which is NUll in existing sqlite table, for example table: FOO name UID A 1 B 2 C 100 D NULL E NULL F NULL what I want is table: FOO name UID A 1 B 2 C 100 D 101 E 102 F 103 Can some body help? I want to seek an alternative for using autoincrement on…

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• Activesync wont connect to my Windows CE 6 device

  - by Presidenten

  Hi! When I connect my Windows CE 6 device to my development machine I get Microsoft USB Sync to register in Windows Device manager. But I cant connect with ActiveSync for some reason. Any ideas on how to fix this? It worked with Windows CE 5, but when we upgraded ActiveSync-functionality disappeared.

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• What does Controller.TryUpdateModel() do in detail? Why might it fail

  - by Frank Michael Kraft

  I tried to use Controller.TryUpdateModel() of ASP.NET MVC. What does it do in detail. In my example it fails (i.e. returns false). So how can I find out, what is the reason for the failure?

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• Are there legitimate uses for JavaScript's "with" statement?

  - by Shog9

  Alan Storm's comments in response to my answer regarding the with statement got me thinking. I've seldom found a reason to use this particular language feature, and had never given much thought to how it might cause trouble. Now, I'm curious as to how I might make effective use of with, while avoiding its pitfalls... So my question is, where have…

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• Using pointers in PHP.

  - by Babiker

  I ask this question because i learned that in programming and designing, you must have a good reason for decisions. I am php learner and i am at a crossroad here, i am using simple incrementation to try to get what im askin across. I am certainly not here to start a debate about the pros/cons of pointers but when it comes to php, which is the…

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• DNN 5.2.3 "GetPortalAliasByPortalID @PortalID=0" looping

  - by David Neale

  After tracing the DB activity from a DNN 5.2.3 site I noticed that there are 15 calls to the "dbo.GetPortalAliasByPortalID @PortalID=0" sproc, all one after the other. What is the reason for this? I am looking at performance problems and need to try and tie issues like these up.

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• Terminating app due to uncaught exception 'NSInvalidArgumentException' in iPhnoe

  - by mayur birari

  i have view controller including image ,table and tab ,i want to fill the table thats why i written separate class for table as uitableviewcontroller and give mapping to that class in IB, but i have following exception Terminating app due to uncaught exception 'NSInvalidArgumentException', reason: '* -[AssetTableView superview]: unrecognized…

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• Problem with include guard

  - by isurulucky

  When I add an include guard to my header file for a Visual C++ project, it gives me the following warning and error: warning C4603: '_MAPTEST_H' : macro is not defined or definition is different after precompiled header use Add macro to precompiled header instead of defining here .\MapTest.cpp(6) : use of precompiled…

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• HTML File upload field style

  - by Steven1350

  I am trying to create a file upload field that has a little bit of style to it, but I seem to be having problems finding examples of this. I know part of the reason is that the field itself varies from browser to browser. Any ideas how to do this? Or is there a way to do this without using a file element of a form that can be styled?

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• HTML: Menus as UL instead of DIVs?

  - by JamesBrownIsDead

  I recently created a menu for a web page where buttons are DIV elements. I've been Googling around and see that many people create UL lists and each button is a LI element. What benefit is using an UL and LIs instead of just DIVs? Is it somehow better for SEO? Does this have to do with "semantic" markup? Any compelling reason to rewrite…

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• Pre -build events on VS 2008 did not executed

  - by Mike

  I'm tring to run build of C# solution on vs2008 and discovered that pre-build events for projects containing in the solution were not executed. What can be reason of such behavior ?

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• How many developers does it take to build a site like eBay today from scratch?

  - by Sophie

  And how long would it take to complete (minus the graphics polishing)? Please assume it's being built in PHP. (Any compelling reason not to go with PHP?) Many thanks, in advance!

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• YQL and FLickr query not understood in the console

  - by Daniel Hertz

  Hello, So I am trying to use YQL to access the flickr api but I have been having some issues. From reading the YQL info, it seemed like I could use any flickr query in YQL but for some reason I cannot use flickr.people.getPublicPhotos call to access all pictures from a certain person. When I try any such query it isn't recognized. Is…

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• How to specify the Event Log Source where ASP.NET writes unhandled exceptions?

  - by Knagis

  By default ASP.NET writes any unhandled exception to the default ASP.NET X.Y.Z.0 event log source. Is it possible to specify either configuration that the events and exceptions for a particular application has to be logged in a specific event log Source? The reason is that I would want all issues directly related to my application to…

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• 'AND' vs '&&' as operator

  - by ts

  Actually, i am facing a codebase where developpers decided to use 'AND' and 'OR' instead of '&&' and '||'. I know that there is difference in operators precedence (&& goes before 'and'), but with given framework (prestashop to be precise) is clearly not a reason. So, my question: which version are you using? Is 'and'…

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• How to determine development tools used to make a Windows application?

  - by Ivan

  I've got a working proprietary application (windows exe) and would like to know which particular toolkit was used to make it. The reason is that I like the widgets it uses and seek to use same library in my project (to buy it if it's proprietary as well).

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• NativeMethods doesn't exist in OpenNETCF.Security.Cryptography

  - by Kelvin

  I got a sample snippet code from OpenNETCF and cfAes, but name space definition is missing for some reason. Here is the missing namespace: using OpenNETCF.Security.Cryptography.NativeMethods; I tried to add reference for all the OpenNETCF libraries. But didn't work me. Any thoughts? Many thanks.

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• Change alexa tracking from artcrew.ro to www.artcrew.ro

  - by DanTdr

  my website has a redirect from artcrew.ro to www.artcrew.ro but for some reason, alexa gets only the inbound links from the one without www in front, on the one with www in front i have over 2000 inbound links but on the one without www i have only 10. is there any way i could make alexa see the other inbound links? that would be…

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• ActionScript Tween Yoyo Stops!

  - by TheDarkIn1978

  i want my tween to yoyo until the program is closed, but for some reason my tween is only "yoyoed" about 10 times before it just stops. is this normal? var myTween:Tween = new Tween(boxSprite, "alpha", Regular.easeInOut, 1, 0.25, 1, true); myTween.addEventListener(TweenEvent.MOTION_FINISH, yoyo, false, 0, true); function…

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• Learning Excel with a book

  - by Teifion

  I work at a company where all the TMs and assistant TMs use Excel for number management, we're not able to use anything else because the computers are locked down (for good reason though I'll be asking IT anyway). The company also has a buy-a-book scheme, can anybody recommend a good book for using Excel and Macros in it?

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• shopping cart to email

  - by marc-andre menard

  I use simplecartjs to make a shopping cart on my website where you can select element and send it to your cart... next step, will be the checkout process, but for business reason, no checkout process will append, and a simple form with name and email and date for order pickup will be ask. Now the order must be send to an…

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• In SQL Server changing column varchar(255) nvarchar

  - by JD

  Hi, I am using SQL server 2008 express and some of our columns are defined as varchar(255). Should I convert these columns to NvarChar(255) or nvarchar(max)? The reason I ask is I read that nvarchar(255) for unicode characters would actually store 1/2 the number of characters (since unicode characters are 2 bytes)…

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• readObject() vs. readResolve() to restore transient fields

  - by Joonas Pulakka

  According to Serializable javadoc, readResolve() is intended for replacing an object read from the stream. But is it OK to use it for restoring transient fields, like so: private Object readResolve() { transientField = something; return this; } as opposed to using readObject(): private void…

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• What is call out table in unix?

  - by Supereme

  Hi, Can anybody tell me the 'call out table' in unix? The explanation is given in 'Maurice J. Bach' book but I'm getting difficulty in understanding the example especially, the one explaining the reason of negative time out fields. For what purpose the software interrupts are used there? Thanks!

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