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If isset $_POST
... This comparison table is very helpful for things like this php.net/manual/en/types.comparisons.php
– A Star
Jun 4 '13 at 22:16
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Traits in PHP – any real world examples/best practices? [closed]
Traits have been one of the biggest additions for PHP 5.4. I know the syntax and understand the idea behind traits, like horizontal code re-use for common stuff like logging, security, caching etc.
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Differences between Intent and PendingIntent
...icit Activity
startActivity(i);
Pending Intent
A PendingIntent is a token that you give to a foreign application (e.g. NotificationManager, AlarmManager, Home Screen AppWidgetManager, or other 3rd party applications), which allows the foreign application to use your application's permissions ...
What makes Lisp macros so special?
...efines a couple of special syntax forms. The quote (') indicates the next token is a literal. The quasiquote or backtick (`) indicates the next token is a literal with escapes. Escapes are indicated by the comma operator. The literal '(1 2 3) is the equivalent of Python's [1, 2, 3]. You can as...
Gradients in Internet Explorer 9
...s CSS3 gradient support. However, here is a nice workaround solution using PHP to return an SVG (vertical linear) gradient instead, which allows us to keep our design in our stylesheets.
<?php
$from_stop = isset($_GET['from']) ? $_GET['from'] : '000000';
$to_stop = isset($_GET['to']) ? $_GET['t...
Insert string at specified position
Is there a PHP function that can do that?
11 Answers
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Unsafe JavaScript attempt to access frame with URL
...my is referring to is a server side proxy. See e.g. benalman.com/projects/php-simple-proxy or developer.yahoo.com/javascript/howto-proxy.html or google.com/… or René de Kat's solution at stackoverflow.com/a/11224975/27938
– Oskar Austegard
Nov 19 '12 at 14:...
Mixing a PHP variable with a string literal
...ake a look to the Variable parsing - Complex (curly) syntax section of the PHP manual.
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Make UINavigationBar transparent
...at colorMask[6] = {222, 255, 222, 255, 222, 255};
UIImage *img = [[UIImage alloc] init];
UIImage *maskedImage = [UIImage imageWithCGImage: CGImageCreateWithMaskingColors(img.CGImage, colorMask)];
[nav.navigationBar setBackgroundImage:maskedImage forBarMetrics:UIBarMetricsDefault];
[img release];
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Function pointers, Closures, and Lambda
...riables. The compiler created a new closure (not function) dynamically by allocating a new record containing a pointer to the same code, but with different values for the free variables.
You can simulate all this in C, but it is a pain in the ass. Two techniques are popular:
Pass a pointer to ...