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How to easily resize/optimize an image size with iOS?
My application is downloading a set of image files from the network, and saving them to the local iPhone disk. Some of those images are pretty big in size (widths larger than 500 pixels, for instance). Since the iPhone doesn't even have a big enough display to show the image in its original size, I'...
Using [UIColor colorWithRed:green:blue:alpha:] doesn't work with UITableView seperatorColor?
...y simple UIColor category that does the messy looking division by itself: (from http://github.com/Jon889/JPGeneral)
//.h file
@interface UIColor (JPExtras)
+ (UIColor *)colorWithR:(CGFloat)red G:(CGFloat)green B:(CGFloat)blue A:(CGFloat)alpha;
@end
//.m file
@implementation UIColor (JPExtras)
+ (U...
How do I get PHP errors to display?
... errors you need to:
1. Have these lines in the PHP script you're calling from the browser (typically index.php):
error_reporting(E_ALL);
ini_set('display_errors', '1');
2.(a) Make sure that this script has no syntax errors
—or—
2.(b) Set display_errors = On in your php.ini
Otherwise, it ...
Can anyone explain IEnumerable and IEnumerator to me? [closed]
...erable. If you're building your own class, and it doesn't already inherit from a class that implements IEnumerable, you can make your class usable in foreach statements by implementing IEnumerable (and by creating an enumerator class that its new GetEnumerator method will return).
...
why windows 7 task scheduler task fails with error 2147942667
... Scheduled Task
Switch to "Actions" tab
Open your Action
Remove Quotes (") from the field "Start in (optional)"
Save and close all open dialogs
To get the relevant error message:
1) Convert 2147942667 to hex: 8007010B
2) Take last 4 digits (010B) and convert to decimal: 267
3) Run: net helpms...
Are global variables in PHP considered bad practice? If so, why?
...ness.
Don't concern yourself overly with applying standards or constructs from different languages to PHP. Another common pitfall is trying to turn PHP into a pure OOP language by sticking object models on top of everything.
Like anything else, use "global" variables, procedural code, a particular...
How to create custom easing function with Core Animation?
...Path:(NSString *)path
function:(KeyframeParametricBlock)block
fromValue:(double)fromValue
toValue:(double)toValue;
CAKeyframeAnimation+Parametric.m:
@implementation CAKeyframeAnimation (Parametric)
+ (id)animationWithKeyPath:(NSString *)path
function:(KeyframeParametric...
ASP.NET: This method cannot be called during the application's pre-start initialization stage
...
After upgrading some of my applications from ASP.NET MVC3 to MVC4 I was getting this error. It was a result of the WebMatrix assemblies (WebMatrix.WebData.dll and WebMatrix.Data.dll). I removed those references and assemblies from the /bin directory and that took...
Chrome sendrequest error: TypeError: Converting circular structure to JSON
...umes it's circular. Otherwise, this should work. I even used areEquivalent from here, but JSON.Stringify still throws the exception after 30 iterations. Still, it's good enough to get a decent representation of the object at a top level, if you really need it. Perhaps somebody can improve upon this ...
How do I pull from a Git repository through an HTTP proxy?
Note: while the use-case described is about using submodules within a project, the same applies to a normal git clone of a repository over HTTP.
...