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How to change the decimal separator of DecimalFormat from comma to dot/point?
I have this little crazy method that converts BigDecimal values into nice and readable Strings.
6 Answers
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Using helpers in model: how do I include helper dependencies?
...at handles user input from a text area. Following the advice from http://blog.caboo.se/articles/2008/8/25/sanitize-your-users-html-input , I'm cleaning up the input in the model before saving to database, using the before_validate callback.
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How can I create a “Please Wait, Loading…” animation using jQuery?
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You could do this various different ways. It could be a subtle as a small status on the page saying "Loading...", or as loud as an entire element graying out the page while the new data is loading. The approach I'm taking below will show you how to accomplish both methods.
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Get name of current script in Python
...s originally invoked.
If you want to omit the directory part (which might be present), you can use os.path.basename(__file__).
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How can I create a keystore?
...store with the Java Keytool utility that comes with any standard JDK distribution and can be located at %JAVA_HOME%\bin. On Windows this would usually be C:\Program Files\Java\jre7\bin.
So on Windows, open a command window and switch to that directory and enter a command like this
keytool -genkey -v...
DateTime.Now vs. DateTime.UtcNow
I've been wondering what exactly are the principles of how the two properties work. I know the second one is universal and basically doesn't deal with time zones, but can someone explain in detail how they work and which one should be used in what scenario?
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Difference between TCP and UDP?
What is the difference between TCP and UDP?
12 Answers
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What is the difference between a mutable and immutable string in C#?
What is the difference between a mutable and immutable string in C#?
15 Answers
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How can I divide two integers to get a double?
How do I divide two integers to get a double?
5 Answers
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How to deal with a slow SecureRandom generator?
If you want a cryptographically strong random numbers in Java, you use SecureRandom . Unfortunately, SecureRandom can be very slow. If it uses /dev/random on Linux, it can block waiting for sufficient entropy to build up. How do you avoid the performance penalty?
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