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Create a list from two object lists with linq
...s not contain duplicates, Name is a unique identifier, and neither list is ordered.
First create an append extension method to get a single list:
static class Ext {
public static IEnumerable<T> Append(this IEnumerable<T> source,
IEnumerable<T&...
Python: List vs Dict for look up table
... be slower for strings, impossible for objects which do not have a natural ordering.
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Android TextWatcher.afterTextChanged vs TextWatcher.onTextChanged
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These events are called in the following order:
beforeTextChanged(CharSequence s, int start, int count, int after).
This means that the characters are about to be replaced with some new text. The text is uneditable.
Use: when you need to take a look at the old tex...
How do I “source” something in my .vimrc file?
...is considered a command. Sourcing it is the same as typing each command in order. You source with the command :source (usually shortened to :so).
So if you source myStuff.vim
:so myStuff.vim
and if myStuff.vim contained these lines
set xx iI just intersted this<C-]>
set yy bbbb4dw
It's ...
Illegal string offset Warning PHP
...s will generate an illegal offset warning because of datatype mismatch. In order to solve this, you can use settype:
$id = settype($array['id'],"integer"); // $id now contains an integer instead of a string
testimonial($id); // now running smoothly
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SQL Case Sensitive String Compare
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Git merge master into feature branch
...basing is a great tool for you to arrange your local commits into a useful order before pushing it out into the world, but rebasing afterwards will mess up things for the git beginners like you.
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Retrieve the commit log for a specific line in a file?
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'git log --topo-order --graph -u -L 155,155:git-web--browse.sh' - this has given a fatal error: 'invalid object name 155,155'. Git version: 1.8.3.2. Any suggestions?
– BairDev
Dec 12 '13 at 8:47
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What good technology podcasts are out there?
...Did you catch the one where he overengineered a solution to the "duplicate order" problem and then spent weeks figuring out
Non-static variable cannot be referenced from a static context
...the resources it is holding such as memory during garbage collection.
In order to have an initial entry point for an application, Java has adopted the convention that the Java program must have a class that contains a method with an agreed upon or special name. This special method is called main()...