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How to remove duplicate white spaces in string using Java?
How to remove duplicate white spaces (including tabs, newlines, spaces, etc...) in a string using Java?
9 Answers
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Return value in a Bash function
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Yes return is used for setting $? which is the exit status. In the above example, fun1's exit status would be 34. Also, note that $(...) also captures stderr in addition to stdout from command specified.
– swoop81
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How do I break out of a loop in Perl?
... editor after snippets, if snippets enabled
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Fast way to discover the row count of a table in PostgreSQL
I need to know the number of rows in a table to calculate a percentage. If the total count is greater than some predefined constant, I will use the constant value. Otherwise, I will use the actual number of rows.
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Determine if code is running as part of a unit test
...tAssemblyName));
}
public static bool IsInUnitTest { get; private set; }
}
And here's a unit test for it:
[TestMethod]
public void IsInUnitTest()
{
Assert.IsTrue(UnitTestDetector.IsInUnitTest,
"Should detect that we are running inside a unit test."); // l...
Recommendations of Python REST (web services) framework? [closed]
...s focus on the resources managed by a server and then offer a very limited set of operations on those resources: specifically, POST (create), GET (read), PUT (update) and DELETE (delete). The manipulation of these resources, in particular changing their state via PUT, is the key pathway whereby "stu...
transform object to array with lodash
How can I transform a big object to array with lodash?
11 Answers
11
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How to search a specific value in all tables (PostgreSQL)?
... recent versions of postgres), you may need to ALTER DATABASE your_db_name SET bytea_output = 'escape'; on the database (or a copy thereof) before dumping it. (I'm not seeing a way to specify this just for a pg_dump command.)
– phils
Aug 10 '15 at 3:01
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Byte order mark screws up file reading in Java
I'm trying to read CSV files using Java. Some of the files may have a byte order mark in the beginning, but not all. When present, the byte order gets read along with the rest of the first line, thus causing problems with string compares.
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Given an emacs command name, how would you find key-bindings ? (and vice versa)
...s help's "where-is" feature
C-h w command-name
If multiple bindings are set for the command they will all be listed.
For the inverse, given a key sequence, you can type
C-h k key-sequence
To get the command that would run.
You can get detailed information about a command, also any non-inte...