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Uninstall / remove a Homebrew package including all its dependencies
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brew rm $(join <(brew leaves) <(brew deps FORMULA)) does the job well. You just have to run it again and again until all dependencies are removed. It cannot uninstall everything at once because dependencies are inter-depending each others.
– Greg Wang
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What does the ??!??! operator do in C?
I saw a line of C that looked like this:
4 Answers
4
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How do I partially update an object in MongoDB so the new object will overlay / merge with the exist
... parameter. There's a multi option (which is what you linked to), but that does not affect how fields are updated. It controls whether you update a single document, or all documents that match the query parameter.
– Bob Kerns
May 25 '16 at 0:09
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Using Mockito to test abstract classes
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As noted below, this doesn't work when the abstract class calls abstract methods in order to be tested, which is often the case.
– Richard Nichols
Aug 6 '12 at 3:34
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Simple way to calculate median with MySQL
...iant. The part I don't follow is the (SELECT @rownum:=0) r -- what purpose does this serve?
– Shanemeister
Jun 1 '17 at 16:40
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Equals(=) vs. LIKE
...d, which implies that = is not strictly a string comparison function.
How Does = Work?
The SQL Standard § 8.2 describes how = compares strings:
The comparison of two character strings is determined as follows:
a) If the length in characters of X is not equal to the length
in characters...
How to do relative imports in Python?
...mine that module's position in the package hierarchy. If the module's name does not contain any package information (e.g. it is set to '__main__') then relative imports are resolved as if the module were a top level module, regardless of where the module is actually located on the file system.
In ...
Where can I set environment variables that crontab will use?
...he crontab file (also GNU mcron).
Archlinux and RedHat use cronie which does not allow environment variables to be declared and will throw syntax errors in the cron.log. Workaround can be done per-entry:
# m h dom mon dow command
* * * * * export LC_ALL=nb_NO.UTF-8; sleep 5s && echo ...
How does the C# compiler detect COM types?
...ks like the "real" PIA needs the CoClass attribute, but the linked version doesn't because there isn't a CoClass the compiler can actually reference. It has to do it dynamically.
I might try to fake up a COM interface using this information and see if I can get the compiler to link it...
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C++ display stack trace on exception
...ce to the user if an exception is thrown. What is the best way to do this? Does it take huge amounts of extra code?
16 Answ...