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What does $1 [QSA,L] mean in my .htaccess file?
...)$ (matches any URL except the server root), it will be rewritten as index.php?url=$1 which means a request for ollewill be rewritten as index.php?url=olle).
QSA means that if there's a query string passed with the original URL, it will be appended to the rewrite (olle?p=1 will be rewritten as inde...
Strange out of memory issue while loading an image to a Bitmap object
...te decode method based on your image data source. These methods attempt to allocate memory for the constructed bitmap and therefore can easily result in an OutOfMemory exception. Each type of decode method has additional signatures that let you specify decoding options via the BitmapFactory.Options ...
php check if array contains all array values from another array
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present in all the arguments. Note that keys are preserved.
http://www.php.net/manual/en/function.array-intersect.php
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How can I detect if the user is on localhost in PHP?
...y web application is on the server it resides on? If I remember correctly, PHPMyAdmin does something like this for security reasons.
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How to use relative/absolute paths in css URLs?
...g the search/replace and I created a dynamic css, (e.g. www.mysite.com/css.php) it's the same but now i could use my php constants in the css. somethig like
.icon{
background-image:url('<?php echo BASE_IMAGE;?>icon.png');
}
and it's not a bad idea to make it dynamic because now i could co...
Best way to repeat a character in C#
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It may not be faster, but it can save on memory allocations (pressure) if you specify the correct capacity up front, and that can be as important as the micro benchmark of profiling this.
– wekempf
Apr 5 '16 at 13:03
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Why historically do people use 255 not 256 for database field magnitudes?
...nagement likes powers of 2. see: stackoverflow.com/questions/3190146/… Allocating char foo[257] will either fragment memory or take up 512 bytes.
– ebyrob
Jan 26 '17 at 17:11
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What is the point of interfaces in PHP?
... concept of an 'interface' from the concrete interfaces in a language like PHP? Any function, for instance, has an "interface" which defines how you use it and hides its implementation. So that kind of "contractual" interface doesn't require a special language feature. Therefore the language feature...
What happens to a declared, uninitialized variable in C? Does it have a value?
...behind by your own program when it last used those stack addresses. If you allocate a lot of auto arrays you will see them eventually start neatly with zeroes.
You might wonder, why is it this way? A different SO answer deals with that question, see: https://stackoverflow.com/a/2091505/140740
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How to set input type date's default value to today?
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The following code works well:
<input type="date" value="<?php echo date('Y-m-d'); ?>" />
Note that this relies on PHP.
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