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How to convert int to char with leading zeros?
...ear, so I no longer have the original test. I just run another test on a really fast server, and got 32 seconds to format 1 million numbers. Not the end of the world, but solution posted by Nguyen Tran does it in 1 second. To test simply create a loop from @i int = 0 to 10000000.
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Detecting endianness programmatically in a C++ program
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Is this solution really portable? What if CHAR_BIT != 8 ?
– zorgit
May 30 '15 at 20:12
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Unbalanced calls to begin/end appearance transitions for
...e not-suitable (like during initialization) procedure finishes, by doing:
__weak MyViewController *weakSelf = self;
dispatch_async(dispatch_get_main_queue(), ^{
[weakSelf presentViewController:vc animated:YES];
});
This is general for also pushViewController:animated:, etc.
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Open a URL in a new tab (and not a new window)
...e Javascript has nothing to do with how the new tab/window is opened. It's all determined by your browser's settings. Using window.open tells the browser to open something new, then the browser opens up what is chosen in its settings - tab or window. In the browsers you tested with, change the setti...
Can PostgreSQL index array columns?
... to this question in the documentation. If a column is an array type, will all the entered values be individually indexed?
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Which $_SERVER variables are safe?
...ttacker can also control and is therefore a source of an attack. This is called a "tainted" variable, and is unsafe.
2 An...
How do I configure different environments in Angular.js?
...strict";
angular.module("config", []).constant("ENV", "development");
Finally, I declare the dependency on whatever modules need it:
// the 'config' dependency is generated via grunt
var app = angular.module('myApp', [ 'config' ]);
Now my constants can be dependency injected where needed. E.g.,...
Getting the last argument passed to a shell script
$1 is the first argument.
$@ is all of them.
27 Answers
27
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How to delete a file via PHP?
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Check your permissions first of all on the file, to make sure you can a) see it from your script, and b) are able to delete it.
You can also use a path calculated from the directory you're currently running the script in, eg:
unlink(dirname(__FILE__) . "/...
How do I see a C/C++ source file after preprocessing in Visual Studio?
...y get link a error saying some obj files cannot be found because it is actually not generated at all.
– smwikipedia
Aug 9 '16 at 2:16
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