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Can I have multiple primary keys in a single table?
Can I have multiple primary keys in a single table?
12 Answers
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How to replace an entire line in a text file by line number
I have a situation where I want a bash script to replace an entire line in a file.
The line number is always the same, so that can be a hard-coded variable.
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How to set default font family for entire Android app
I'm using the Roboto light font in my app. To set the font I've to add the android:fontFamily="sans-serif-light" to every view. Is there any way to declare the Roboto font as default font family to entire app? I've tried like this but it didn't seem to work.
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What does “Memory allocated at compile time” really mean?
In programming languages like C and C++, people often refer to static and dynamic memory allocation. I understand the concept but the phrase "All memory was allocated (reserved) during compile time" always confuses me.
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How to read data From *.CSV file using javascript?
My csv data looks like this:
13 Answers
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Get number of digits with JavaScript
As the title of my post suggests, I would like to know how many digits var number has. For example: If number = 15; my function should return 2 . Currently, it looks like this:
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How to set specific java version to Maven
On my machine I have two java versions installed: (1.6 and 1.7 installed manually by me). I need both of them for different projects. But for Maven I need 1.7, now my Maven uses 1,6 java version, how can I set Maven to use 1.7?
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Favorite Visual Studio keyboard shortcuts [closed]
What is your favorite Visual Studio keyboard shortcut? I'm always up for leaving my hands on the keyboard and away from the mouse!
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The property 'value' does not exist on value of type 'HTMLElement'
I am playing around with typescript and am trying to create a script that will update a p-element as text is inputted in a input box.
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How to get the ThreadPoolExecutor to increase threads to max before queueing?
I've been frustrated for some time with the default behavior of ThreadPoolExecutor which backs the ExecutorService thread-pools that so many of us use. To quote from the Javadocs:
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