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Why are static variables considered evil?
...n application using Groovy and Java. All through the code I wrote used quite a good number of statics. I was asked by the senior technical lot to cut down on the number of statics used. I've googled about the same, and I find that many programmers are fairly against using static variables.
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What is aria-label and how should I use it?
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It's an attribute designed to help assistive technology (e.g. screen readers) attach a label to an otherwise anonymous HTML element.
So there's the <label> element:
<label for="fmUserName">Your name</label&g...
Get color value programmatically when it's a reference (theme)
... color = typedValue.data;
Also make sure to apply the theme to your Activity before calling this code. Either use:
android:theme="@style/Theme.BlueTheme"
in your manifest or call (before you call setContentView(int)):
setTheme(R.style.Theme_BlueTheme)
in onCreate().
I've tested it with you...
Is multiplication and division using shift operators in C actually faster?
Multiplication and division can be achieved using bit operators, for example
19 Answers
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python generator “send” function purpose?
Can someone give me an example of why the "send" function associated with Python generator function exists? I fully understand the yield function. However, the send function is confusing to me. The documentation on this method is convoluted:
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Singleton pattern in nodejs - is it needed?
I recently came across this article on how to write a singleton in Node.js. I know the documentation of require states that:
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C++ Singleton design pattern
...into a realization/implementation of the Singleton design pattern for C++. It has looked like this (I have adopted it from the real life example):
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jQuery date/time picker [closed]
...ateTime picker option is http://trentrichardson.com/examples/timepicker/.
It is an extension of the jQuery UI Datepicker so it will support the same themes as well it works very much the same way, similar syntax, etc. This should be packaged with the jQuery UI imo.
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When to call activity context OR application context?
...t of posting about what these two contexts are.. But I'm still not getting it quite right
7 Answers
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Why it's not possible to use regex to parse HTML/XML: a formal explanation in layman's terms
There is no day on SO that passes without a question about parsing (X)HTML or XML with regular expressions being asked.
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