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Error: CUICatalog: Invalid asset name supplied: (null), or invalid scale factor : 2.000000
...omplaining that the name you gave is (null), this is most likely caused by calling [UIImage imageNamed:nil]. Or more specifically, passing in a variable hasn't been set, so it's equal to nil. While using stringWithFormat: would get rid of the error, I think there's a good chance it's not actually do...
Is there any sed like utility for cmd.exe? [closed]
I want to programmatically edit file content using windows command line ( cmd.exe ). In *nix there is sed for this tasks. Is there any useful native equivalent in windows?
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Are global variables in PHP considered bad practice? If so, why?
...s actually have a wider scope than PHP "global" variables because they typically encompass many HTTP requests.
Often (always?) you can call member functions in methods like preg_replace_callback() like this:
preg_replace_callback('!pattern!', array($obj, 'method'), $str);
See callbacks for more....
What is the difference between DSA and RSA?
... No, the other way around. DSA is faster in signing (which is mathematically more or less equal to encrypting), so if you have to encrypt a lot and decrypt often, DSA is faster.
– Henri
May 15 '10 at 18:06
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What is 'Pattern Matching' in functional languages?
... nutshell
ML-like functional languages allow you define simple data types called "disjoint unions" or "algebraic data types". These data structures are simple containers, and can be recursively defined. For example:
type 'a list =
| Nil
| Cons of 'a * 'a list
defines a stack-like data st...
How to prevent form from submitting multiple times from client side?
... I tried this solution with unobtrusive validation & MVC. The JS gets called first which always return false and then validation is called. So if my form has some validation error the form never gets submitted!!
– bjan
Jun 8 '12 at 12:09
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How do I get the entity that represents the current user in Symfony2?
...ct! You don't need to query it again.
Find out the way to set up your providers in security.yml from Sf2 Documentation and try again.
Best luck!
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How to redirect the output of a PowerShell to a file during its execution
...tput to a file. The problem is that I cannot change the way this script is called. So I cannot do:
10 Answers
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Placing/Overlapping(z-index) a view above another view in android
...ews are drawn by the parent. You can enable this feature from ViewGroup by calling setChildrenDrawingOrderEnabled(true) and overriding getChildDrawingOrder(int childCount, int i).
Example:
/**
* Example Layout that changes draw order of a FrameLayout
*/
public class OrderLayout extends FrameLayo...
Creating temporary files in Android
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This is what I typically do:
File outputDir = context.getCacheDir(); // context being the Activity pointer
File outputFile = File.createTempFile("prefix", "extension", outputDir);
As for their deletion, I am not complete sure either. Since I...