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How to create an array of 20 random bytes?
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If you want a cryptographically strong random number generator (also thread safe) without using a third party API, you can use SecureRandom.
Java 6 & 7:
SecureRandom random = new SecureRandom();
byte[] bytes = new byte[20];
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How to do Mercurial's 'hg remove' for all missing files?
I use this to remove a file from the repo:
4 Answers
4
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What version of Visual Studio is Python on my computer compiled with?
I am trying to find out the version of Visual Studio that is used to compile the Python on my computer
2 Answers
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Uninstall old versions of Ruby gems
I have several versions of a Ruby gem:
6 Answers
6
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PowerMockito mock single static method and return object
...which contains 2 static methods, m1 and m2. And I want the method m1 to return an object.
1 Answer
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Vim Regex Capture Groups [bau -> byau : ceu -> cyeu]
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One way to fix this is by ensuring the pattern is enclosed by escaped parentheses:
:%s/\(\w\)\(\w\w\)/\1y\2/g
Slightly shorter (and more magic-al) is to use \v, meaning that in the pattern after it all ASCII characters except '0'-'9', 'a'-'z', 'A'-'Z'...
SQL standard to escape column names?
Is there a SQL standard to escape a column name? If not what works for MySQL and SQLite? does it also work for SQL Server?
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Gradle alternate to mvn install
I have 2 different project build on mvn. I am trying to replace to Gradle.
4 Answers
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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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How to print without newline or space?
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– Nathan Basanese
Aug 31 '15 at 19:05
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@nathanbasanese Simple or not, it has a side effect tha...