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How can I detect if a selector returns null?
...Why did you wrap 'this' inside a $() ? wouldn't 'this' in this context actually point to jQuery object ?
– Adham Atta
Mar 28 '11 at 11:25
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Incomplete type is not allowed: stringstream
Why does this line give the error Error: incomplete type is not allowed ?
3 Answers
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How do I write outputs to the Log in Android?
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You can use my libary called RDALogger. Here is github link.
With this library, you can log your message with method name/class name/line number and anchor link. With this link, when you click log, screen goes to this line of code.
To use library...
IE 8: background-size fix [duplicate]
I've tried to add background size to IE but it's not working at all:
5 Answers
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Install a module using pip for specific python version
On Ubuntu 10.04 by default Python 2.6 is installed, then I have installed Python 2.7. How can I use pip install to install packages for Python 2.7.
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Loop through a date range with JavaScript
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So much more readable than all the other answers. Adding 86400000 miliseconds each loop is not very readable.
– Owen
Feb 14 '13 at 12:13
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Move an array element from one array position to another
...use a .hasOwnProperty check when iterating with things like for..in, especially with libraries like Prototype and MooTools which modify prototypes. Anyway, I didn't feel it was a particularly important issue in a relatively limited example like this, and there is a nice split in the community over w...
What is object serialization?
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@FranciscoCorralesMorales - Behind the scenes, all data will be serialized before it is sent over a stream. How much you need to do, and what format it will be in, are both dependent on which platform and libraries you are using.
– TarkaDaal
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Android webview slow
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I have noticed that turning off hardware acceleration actually makes my app faster. With android:hardwareAccelerated="true" CSS 3D animations had long delays before they started, scrolling of DIVs inside other scrollable DIVs didn't work, and the app was more unstable.
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Remove underline from links in TextView - Android
...acing the URLSpan instances with versions that don't underline. After you call Linkify.addLinks(), call the function stripUnderlines() pasted below on each of your TextViews:
private void stripUnderlines(TextView textView) {
Spannable s = new SpannableString(textView.getText());
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