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What are the most-used vim commands/keypresses?
...in source control. I have created a small vim script that makes this easy: http://github.com/ghewgill/vim-scmdiff
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Rails: Default sort order for a rails model?
...
You can use default_scope to implement a default sort order
http://api.rubyonrails.org/classes/ActiveRecord/Scoping/Default/ClassMethods.html
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Difference between namespace in C# and package in Java
...
From: http://www.javacamp.org/javavscsharp/namespace.html
Java
Packages are used to organize files or public types to avoid type conflicts. Package constructs can be mapped to a file system.
system.security.cryptography.Asymme...
Android Min SDK Version vs. Target SDK Version
...patibility with the target version.
For more information refer this URL:
http://developer.android.com/guide/topics/manifest/uses-sdk-element.html
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How to show line number when executing bash script
...NO}: ' bash -x script
Line 1: foo=10
Line 2: echo 10
10
Line 3: echo 4
4
http://wiki.bash-hackers.org/scripting/debuggingtips gives the ultimate PS4 that would output everything you will possibly need for tracing:
export PS4='+(${BASH_SOURCE}:${LINENO}): ${FUNCNAME[0]:+${FUNCNAME[0]}(): }'
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How can I change the color of AlertDialog title and the color of the line under it
...ng that the phone supports the Holo style). You can find the project here: https://github.com/danoz73/QustomDialog
It should easily enable going from boring blue to exciting orange!
The project is basically an example of using a custom dialog builder, and in the example I created a custom view t...
`static` keyword inside function?
...oes not
lose its value when program execution
leaves this scope.
See http://php.net/manual/en/language.variables.scope.php
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How to install PyQt4 on Windows using pip?
...lve your purpose. The .exe windows installers can be downloaded from :
https://sourceforge.net/projects/pyqt/files/PyQt4/PyQt-4.11.4/
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Why are unsigned int's not CLS compliant?
...VB7/7.1 not to implement as well (it's implemented now in VB8).
To quote:
http://msdn.microsoft.com/en-us/library/12a7a7h3.aspx
The CLS was designed to be large enough to include the language
constructs that are commonly needed by developers, yet small enough
that most languages are able to support...
When to use a key/value store such as Redis instead/along side of a SQL database?
...I think nothing explains better the use cases for Redis than this article:
http://antirez.com/post/take-advantage-of-redis-adding-it-to-your-stack.html
I bet you'll have an aha! moment. ;)
A quote from a previous reader:
I've read about Redis before and heard how companies are using it, but ne...