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Best database field type for a URL
...tor max URL length among popular web browsers: 2,083 (Internet Explorer)
http://dev.mysql.com/doc/refman/5.0/en/char.html
Values in VARCHAR columns are variable-length strings. The length can be specified as a value from 0 to 255 before MySQL 5.0.3, and 0 to 65,535 in 5.0.3 and later versions. T...
Creating an abstract class in Objective-C
...a class as abstract, just don't use it without subclassing it. There is no compile-time enforcement that prevents instantiation of an abstract class, however. In fact, there is nothing to stop a user from providing implementations of abstract methods via a category (i.e. at runtime). You can force a...
How can we programmatically detect which iOS version is device running on? [duplicate]
... iPhone iOS Version)
Those macros do exist in github, see: https://github.com/carlj/CJAMacros/blob/master/CJAMacros/CJAMacros.h
Like this:
#define SYSTEM_VERSION_EQUAL_TO(v) ([[[UIDevice currentDevice] systemVersion] compare:v options:NSNumericSearch] == NSOrderedSame)
#define ...
Using msbuild to execute a File System Publish Profile
...
Found the answer here:
http://www.digitallycreated.net/Blog/59/locally-publishing-a-vs2010-asp.net-web-application-using-msbuild
Visual Studio 2010 has great new Web Application Project publishing
features that allow you to easy publish your ...
How to overload __init__ method based on argument type?
...
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What's the use of ob_start() in php?
...re efficient.
buffering the output means that you can still manipulate the HTTP headers later in the code
explicitly flushing the buffer after outputting the [head]....[/head] can allow the browser to begin marshaling other resources for the page before HTML stream completes.
Capturing the output in...
C Macro definition to determine big endian or little endian machine?
...'t let you decide endian-ness until runtime though. The following fails to compile because. /** isLittleEndian::result --> 0 or 1 */ struct isLittleEndian { enum isLittleEndianResult { result = (O32_HOST_ORDER == O32_LITTLE_ENDIAN) }; };
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submitting a GET form with query string params and hidden params disappear
...n't that what hidden parameters are for to start with...?
<form action="http://www.example.com" method="GET">
<input type="hidden" name="a" value="1" />
<input type="hidden" name="b" value="2" />
<input type="hidden" name="c" value="3" />
<input type="submit" /&...
What Android tools and methods work best to find memory/resource leaks? [closed]
...?xml version="1.0" encoding="utf-8"?>
<RelativeLayout xmlns:android="http://schemas.android.com/apk/res/android"
android:layout_width="fill_parent"
android:layout_height="fill_parent"
android:id="@+id/RootView"
>
...
Then, on the onDestroy() method of your Activi...
Why should hash functions use a prime number modulus?
...out any number then make sure that table_length is a prime number.
From - http://srinvis.blogspot.com/2006/07/hash-table-lengths-and-prime-numbers.html
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