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How to instantiate non static inner class within a static method?
...ant to link to some other outer instance then you use a special "new" syntax (see code snippet below).
If you make your inner class "static" then there is no hidden pointer and your inner class cannot reference members of the outer class. A static inner class is identical to a regular class, but i...
What does GitHub for Windows' “sync” do?
...e: http://haacked.com/archive/2012/05/21/introducing-github-for-windows.aspx#87318
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Android custom dropdown/popup menu
...To create a popup menu in android with Java:
Create a layout file activity_main.xml under res/layout directory which contains only one button.
Filename: activity_main.xml
<RelativeLayout xmlns:android="http://schemas.android.com/apk/res/android"
xmlns:tools="http://schemas.android.com/to...
How can I combine hashes in Perl?
...ces ...
$hash_ref1 = { %$hash_ref1, %$hash_ref2 };
Overview
Context: Perl 5.x
Problem: The user wishes to merge two hashes1 into a single variable
Solution
use the syntax above for simple variables
use Hash::Merge for complex nested variables
Pitfalls
What do to when both hashes c...
CSS: How to have position:absolute div inside a position:relative div not be cropped by an overflow:
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A trick that works is to position box #2 with position: absolute instead of position: relative. We usually put a position: relative on an outer box (here box #2) when we want an inner box (here box #3) with position: absolute to be positioned relative to the ou...
iOS 7 TextKit - How to insert images inline with text?
I am trying to get the following effect using a UITextView:
5 Answers
5
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MIN/MAX vs ORDER BY and LIMIT
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In the worst case, where you're looking at an unindexed field, using MIN() requires a single full pass of the table. Using SORT and LIMIT requires a filesort. If run against a large table, there would likely be a significant difference in percieved performance. As a meaning...
Python dict how to create key or append an element to key?
I have an empty dictionary. Name: dict_x
It is to have keys of which values are lists.
5 Answers
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How do I specify “close existing connections” in sql script
...ine to me (I need to constantly recreate the db).
– 2xMax
Mar 15 '13 at 13:48
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How do I view 'git diff' output with my preferred diff tool/ viewer?
...you. Here are the best parts:
There are two different ways to specify an external diff tool.
The first is the method you used, by setting the GIT_EXTERNAL_DIFF variable. However, the variable is supposed to point to the full path of the executable. Moreover, the executable specified by GIT_EXTERN...