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how to hide a vertical scroll bar when not needed

I have a textarea which is contained in a div as I have jquery hint and wanted to use opacity without changing the border. There is a visible vertical scroll bar how I only want this displayed when I am typing in the text field and it goes beyond the container. I have tried overflow: auto; but does ...
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Configuring IntelliJ IDEA for unit testing with JUnit

I decided to try out IntelliJ this morning via the trial version and installed the JUnit plugin. I made a new Java project and I want to write a test case for it. ...
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How can I get the current language in Django?

...) translation, it's in request.LANGUAGE_CODE." – Alexander Marquardt Dec 1 '10 at 18:10 4 That li...
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Setting href attribute at runtime

...ector. If you have set the class for the anchor element, use '.class-name' and if you have set the id for the anchor element, use '#element-id'. share | improve this answer | ...
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eval command in Bash and its typical uses

After reading the bash man pages and with respect to this post . 10 Answers 10 ...
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Is git not case sensitive?

... collapsing the commits. A shorter way to do it is to manipulate the index and working folder all in one: git mv file.txt temp.txt git mv temp.txt File.txt git commit -m "Renamed file.txt to File.txt" This is related to adjusting directory names as well: git mv and only change case of directory ...
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How to instantiate non static inner class within a static method?

...). 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 its name is scoped inside the parent. Here is a snippet of code that demonstrates the syntax for cre...
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How do I detect when someone shakes an iPhone?

...btype == UIEventSubtypeMotionShake ) { // Put in code here to handle shake } if ( [super respondsToSelector:@selector(motionEnded:withEvent:)] ) [super motionEnded:motion withEvent:event]; } - (BOOL)canBecomeFirstResponder { return YES; } @end You can easily transfor...
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How many levels of pointers can we have?

... The C standard specifies the lower limit: 5.2.4.1 Translation limits 276 The implementation shall be able to translate and execute at least one program that contains at least one instance of every one of the following limits...
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Check if element is visible in DOM

...ion isHidden(el) { return (el.offsetParent === null) } On the other hand, if you do have position fixed elements that might get caught in this search, you will sadly (and slowly) have to use window.getComputedStyle(). The function in that case might be: // Where el is the DOM element you'd l...