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Do I need all three constructors for an Android custom view?
...onstructor. The three-argument (and four-argument) constructors are called by subclasses if they want to specify an attribute containing a default style, or a default style directly (in the case of the four-argument constructor)
– imgx64
Jul 15 '15 at 8:55
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Detecting programming language from a snippet
...it learns that "System" is likely to appear in C# snippets and "puts" in Ruby snippets.
I've actually used this method to add language detection to code snippets for forum software. It worked 100% of the time, except in ambiguous cases:
print "Hello"
Let me find the code.
I couldn't find the co...
adb update a non-market apk?
.... These data will only be deleted if you uninstall or delete them manually by code.
– Vidar Vestnes
Mar 10 '10 at 16:48
1
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Converting List to List
...sts.transform(integers, Functions.toStringFunction());
The List returned by transform is a view on the backing list - the transformation will be applied on each access to the transformed list.
Be aware that Functions.toStringFunction() will throw a NullPointerException when applied to null, so on...
Changing the case of a string in Eclipse
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By default, the hotkeys:
CTRL+SHIFT+Y changes to lowercase.
CTRL+SHIFT+X changes to UPPERCASE.
Or, on a Mac:
⌘+⇧+Y changes to lowercase.
⌘+⇧+X changes to UPPERCASE.
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Split string with multiple delimiters in Python [duplicate]
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I'd prefer to write it as: re.split(r';|,\s', a) by replacing ' ' (space character) with '\s' (white space) unless space character is a strict requirement.
– Humble Learner
Sep 12 '13 at 20:51
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What are 'closures' in .NET?
... finished executing.
The general feature of closures is implemented in C# by anonymous methods and lambda expressions.
Here's an example using an anonymous method:
using System;
class Test
{
static void Main()
{
Action action = CreateAction();
action();
action();
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Inefficient jQuery usage warnings in PHPStorm IDE
...http://jsperf.com/jquery-find-vs-insel
For selection of multiple children by class at any depth, the "find" does appear to be faster:
http://jsperf.com/jquery-find-vs-insel/7
There was some discussion about this on jQuery forums, but its 3 years old:
https://forum.jquery.com/topic/which-jquery-se...
What's the difference between & and && in MATLAB?
...right hand side) is evaluated only when the result is not fully determined by the first operand (left hand side)
A & B (A and B are evaluated)
A && B (B is only evaluated if A is true)
share
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Get epoch for a specific date using Javascript
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@Andy - it is a whacky idea to offset months by -1 while keeping the rest, and is exactly the kind of thing that can make a space shuttle go nuts, if JavaScript were ever to be used there :)
– Anurag
Jul 29 '10 at 22:27
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