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Dynamically Changing log4j log level
...le, you could have a GUI where the user or admin changes the log level and then call the setLevel() methods on the logger. Whether you persist the settings somewhere or not is up to you.
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(grep) Regex to match non-ASCII characters?
... to find out how many are affected. I was going to do this with find and then do a grep to print the non-ASCII characters, and then do a wc -l to find the number. It doesn't have to be grep; I can use any standard Unix regular expression , like Perl , sed , AWK , etc.
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Create Test Class in IntelliJ
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Right click on project then select new->directory. Create a new
directory and name it "test".
Right click on "test" folder then select Mark Directory As->Test Sources Root
Click on Navigate->Test->Create New Test
Select Testing library(...
Package Manager Console Enable-Migrations CommandNotFoundException only in a specific VS project
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I built my solution and then closed and reopened VS 2013 and it worked
– Luke
Sep 26 '14 at 20:43
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How do I get the opposite (negation) of a Boolean in Python?
... Also, int in range (....) is inefficient. It will create a list and then perform a linear search. Better than x in range(low, high) is low <= x < high.
– MRAB
Aug 11 '11 at 19:24
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What is private bytes, virtual bytes, working set?
...ry in any meaningful sense - unless by "what" you mean "what modules", but then all you have is a snapshot, you still cannot see which module is actually leaking the memory over time unless you take several dumps over time and under tightly controlled conditions. It's hard to conceive of a more inef...
PostgreSQL Crosstab Query
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SELECT section,
SUM(CASE status WHEN 'Active' THEN count ELSE 0 END) AS active, --here you pivot each status value as a separate column explicitly
SUM(CASE status WHEN 'Inactive' THEN count ELSE 0 END) AS inactive --here you pivot each status value as a separate ...
Jasmine.js comparing arrays
...t is returned from some function has more than 1 elements and all are zero then verify by using
expect(mockArray[0]).toBe(0);
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How does libuv compare to Boost/ASIO?
...ither be synchronous blocking or asynchronous. If a callback is provided, then the operation will be executed asynchronously within an internal threadpool. If a callback is not provided, then the call will be synchronous blocking.
Boost.Filesystem provides synchronous blocking calls for many file ...
Export from sqlite to csv using shell script
...s helped me. You should copy-paste your 10 lines of code into your answer, then the upvote I've already given would feel more justified.
– mxmlnkn
Feb 16 '18 at 14:32
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