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Avoid synchronized(this) in Java?
... an
"accidentally" variant)
I'm more worried about accidentally. What it amounts to is that this use of this is part of your class' exposed interface, and should be documented. Sometimes the ability of other code to use your lock is desired. This is true of things like Collections.synchronize...
Generate C# class from XML
...e
D:\temp>xsd test.xml
Microsoft (R) Xml Schemas/DataTypes support utility
[Microsoft (R) .NET Framework, Version 4.0.30319.1]
Copyright (C) Microsoft Corporation. All rights reserved.
Writing file 'D:\temp\test.xsd'.
D:\temp>xsd test.xsd /classes
Microsoft (R) Xml Schemas/DataTypes support ...
Can I position an element fixed relative to parent? [duplicate]
I find that when I position an element fixed, it doesn't matter if the parent is positioned relative or not, it will position fixed, relative to the window?
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Is it possible to use Visual Studio on macOS?
...w Visual Studio for Mac, which Microsoft launched in November.
Read about it here: https://msdn.microsoft.com/magazine/mt790182
Download a preview version here: https://www.visualstudio.com/vs/visual-studio-mac/
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What's the best way to develop a sideswipe menu like the one in Facebook's new iOS app?
It appears that side-swipe menus are becoming a more common interface element as more information gets crammed into each iPhone app. Facebook has included it in their latest version and the new Gmail app appears to include it as well . I was wondering if anybody had thoughts on the most efficient...
What is the difference between Polymer elements and AngularJS directives?
...n an import.
Nothing "links" <x-foo> to x-foo.html. In your example, it's assumed the Custom Element definition of <x-foo> (e.g. <element name="x-foo">) is defined in x-foo.html. When the browser sees that definition, it's registered as a new element.
On to questions!
What is th...
Create a pointer to two-dimensional array
...o the first element of the array
uint8_t (*matrix_ptr)[20] = l_matrix;
With typedef, this looks cleaner
typedef uint8_t array_of_20_uint8_t[20];
array_of_20_uint8_t *matrix_ptr = l_matrix;
Then you can enjoy life again :)
matrix_ptr[0][1] = ...;
Beware of the pointer/array world in C, much ...
Regular expression for floating point numbers
I have a task to match floating point numbers. I have written the following regular expression for it:
12 Answers
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CSS horizontal centering of a fixed div?
...t a div, which should be fixed on the screen, even if the page is scrolled it should always stay CENTERED in the middle of the screen!
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What are the use cases of Graph-based Databases (http://neo4j.org/)? [closed]
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I used a graph database in a previous job. We weren't using neo4j, it was an in-house thing built on top of Berkeley DB, but it was similar. It was used in production (it still is).
The reason we used a graph database was that the data being stored by the system and the operations the syste...