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Sort array of objects by string property value
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It's easy enough to write your own comparison function:
function compare( a, b ) {
if ( a.last_nom < b.last_nom ){
return -1;
}
if ( a.last_nom > b.last_nom ){
return 1;
}
return 0;
}
objs.sort( compare );
Or inline (c/o Marco Demai...
How do I create and read a value from cookie?
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Case objects vs Enumerations in Scala
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One big difference is that Enumerations come with support for instantiating them from some name String. For example:
object Currency extends Enumeration {
val GBP = Value("GBP")
val EUR = Value("EUR") //etc.
}
Then you can do:
val ccy = Currency.withName("E...
How can I implement a tree in Python?
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anytree
I recommend https://pypi.python.org/pypi/anytree (I am the author)
Example
from anytree import Node, RenderTree
udo = Node("Udo")
marc = Node("Marc", parent=udo)
lian = Node("Lian", parent=marc)
dan = Node("Dan", parent=udo)
jet...
What is the idiomatic Go equivalent of C's ternary operator?
In C/C++ (and many languages of that family), a common idiom to declare and initialize a variable depending on a condition uses the ternary conditional operator :
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“std::endl” vs “\n”
...s open in text mode, which is what you get unless you ask for binary. The compiled program will write out the correct thing for the system compiled for.
The only difference is that std::endl flushes the output buffer, and '\n' doesn't. If you don't want the buffer flushed frequently, use '\n'. I...
Fix a Git detached head?
...ed head means you are no longer on a branch, you have checked out a single commit in the history (in this case the commit previous to HEAD, i.e. HEAD^).
If you want to delete your changes associated with the detached HEAD
You only need to checkout the branch you were on, e.g.
git checkout master
Ne...
2D cross-platform game engine for Android and iOS? [closed]
...malade and I found it satisfying. Although it's not free and the developer community is also not large enough, but still you can handle most of the task using it's tutorials. (I'll write my tutorials once I got some times too).
IwGame is a good engine, developed by one of the Marmalade user. It's go...
How to efficiently count the number of keys/properties of an object in JavaScript?
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To do this in any ES5-compatible environment, such as Node, Chrome, IE 9+, Firefox 4+, or Safari 5+:
Object.keys(obj).length
Browser compatibility
Object.keys documentation (includes a method you can add to non-ES5 browsers)
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Formatting code in Notepad++
...t TextFX can't find libTidy.dll. To fix that you can do this stackoverflow.com/questions/6985637/… After all of that you should be able to TextFX -> HTML Tidy -> Tidy: Reindent XML as @gablin described.
– darren
Feb 1 '12 at 10:15
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