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Page redirect after certain time PHP
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The bad thing about this is: This header is not in the HTTP standard, clients are free to ignore it.
– Sven
Apr 21 '13 at 14:35
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Which $_SERVER variables are safe?
... from and hence whether it can be trusted for a certain purpose. $_SERVER['HTTP_FOOBAR'] for example is entirely safe to store in a database, but I most certainly wouldn't eval it.
As such, let's divide those values into three categories:
Server controlled
These variables are set by the server en...
How to create a new language for use in Visual Studio
...ce. So you can take a look at exactly what they had to do.
Boo Language: https://github.com/boo/boo-lang
Boo Syntax Highlighting for VS2010 (VSX add-in): http://vs2010boo.codeplex.com/
Boo Language Studio (syntax highlighting for VS2008): http://boolangstudio.codeplex.com/
The Boo Syntax Highlig...
Image inside div has extra space below the image
...ult</h1>
The quick brown fox jumps over the lazy dog <img src="https://upload.wikimedia.org/wikipedia/commons/thumb/f/f2/VangoghStarry-night2.jpg/300px-VangoghStarry-night2.jpg" alt="">
</div>
<div id="align-middle">
<h1>vertical-align: middle</h1>
The ...
Insert string at specified position
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$newstr = substr_replace($oldstr, $str_to_insert, $pos, 0);
http://php.net/substr_replace
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List all sequences in a Postgres db 8.1 with SQL
I'm converting a db from postgres to mysql.
19 Answers
19
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Rounded corner for textview in android
...nt,
<?xml version="1.0" encoding="utf-8"?>
<shape xmlns:android="http://schemas.android.com/apk/res/android" >
<stroke
android:width="1dp"
android:color="@color/common_border_color" />
<solid android:color="#ffffff" />
<padding
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“Cloning” row or column vectors
Sometimes it is useful to "clone" a row or column vector to a matrix. By cloning I mean converting a row vector such as
9 A...
How is a CRC32 checksum calculated?
Maybe I'm just not seeing it, but CRC32 seems either needlessly complicated, or insufficiently explained anywhere I could find on the web.
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What happens when a duplicate key is put into a HashMap?
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By definition, the put command replaces the previous value associated with the given key in the map (conceptually like an array indexing operation for primitive types).
The map simply drops its reference to the value. If nothing else holds a refe...