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Hashing a string with Sha256
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Encoding.Unicode is Microsoft's misleading name for UTF-16 (a double-wide encoding, used in the Windows world for historical reasons but not used by anyone else). http://msdn.microsoft.com/en-us/library/system.text.encoding.unicode.aspx
If you inspect your bytes array, you...
How to Truncate a string in PHP to the word closest to a certain number of characters?
...ck of text from a database and sends it out to a widget on a webpage. The original block of text can be a lengthy article or a short sentence or two; but for this widget I can't display more than, say, 200 characters. I could use substr() to chop off the text at 200 chars, but the result would be ...
Setting table column width
I've got a simple table that is used for an inbox as follows:
13 Answers
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private[this] vs private
...und I learnt to close everything (make it private) and open (provide accessors) if necessary. Scala introduces even more strict access modifier. Should I always use it by default? Or should I use it only in some specific cases where I need to explicitly restrict changing field value even for objects...
Java Delegates?
Does the Java language have delegate features, similar to how C# has support for delegates?
15 Answers
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Setting the correct encoding when piping stdout in Python
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Your code works when run in an script because Python encodes the output to whatever encoding your terminal application is using. If you are piping you must encode it yourself.
A rule of thumb is: Always use Unicode internally. Decode w...
How to get the size of a string in Python?
For example, I get a string:
5 Answers
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How to set JVM parameters for Junit Unit Tests?
... that require a large amount of heap-space to run - i.e. 1G. (They test memory-intensive functionality for a webstart app that will only run with sufficient heap-space, and will be run internally on Win 7 64-bit machines - so redesigning the tests isn't a practical suggestion.)
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Move layouts up when soft keyboard is shown?
...this article on the Android developers' site which describes how the framework handles the soft keyboard appearing.
The android:windowSoftInputMode attribute can be used to specify what happens on a per-activity basis: whether the layout is resized or whether it scrolls etc.
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How to run .APK file on emulator [duplicate]
I download an APK file and I want to run it on an Android emulator but I don't know how. Please help me. Thanks!
4 Answer...