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How to create a HashMap with two keys (Key-Pair, Value)?
... to access the elements from the HashMap based on Array Index. Something like:
12 Answers
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How to close a Java Swing application from the code
...tion can be set to "DISPOSE_ON_CLOSE" instead of EXIT_ON_CLOSE (why people keep using EXIT_ON_CLOSE is beyond me).
If you have any undisposed windows or non-daemon threads, your application will not terminate. This should be considered a error (and solving it with System.exit is a very bad idea).
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difference between primary key and unique key
I'm using mysql database. I have a confusion between primary key and unique key.
15 Answers
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public static const in TypeScript
... a thing as public static constants in TypeScript? I have a class that looks like:
8 Answers
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Get all unique values in a JavaScript array (remove duplicates)
I have an array of numbers that I need to make sure are unique. I found the code snippet below on the internet and it works great until the array has a zero in it. I found this other script here on Stack Overflow that looks almost exactly like it, but it doesn't fail.
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Can you build dynamic libraries for iOS and load them at runtime?
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At the time this question was asked, Dynamic libraries were not supported by iOS and will result in your app getting rejected. Only static libraries are allowed.
However, in iOS8 you can use dynamic libraries and frameworks. It should "just work"
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How to check if a file is a valid image file?
...uple chars will be a magic number for various file formats. You could check for this in addition to your exception checking above.
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How can I set the color of a selected row in DataGrid
The default background color of a selected row in DataGrid is so dark that I can't read it. Is there anyway of overriding it?
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Does Android keep the .apk files? if so where?
After android installs an application from the Marketplace, does it keep the .apk file?
19 Answers
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Parse JSON in TSQL
... use CLR. It is as simple as that, unless you have a huge masochistic streak and want to write a JSON parser in SQL
Normally, folk ask for JSON output from the DB and there are examples on the internet. But into a DB?
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