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Write to UTF-8 file in Python
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I'm getting "TypeError: an integer is required (got type str)". I don't understand what we're doing here. Can someone please help? I need to append a string (paragraph) to a text file. Do I need to convert that into an integer first before wr...
Is there a command like “watch” or “inotifywait” on the Mac?
...or installing without homebrew don't seem to work any more. make throws an error about not finding a makefile. Fortunately, fswatch is now on MacPorts, so sudo port install fswatch works, for those of us using MacPorts instead of Homebrew.
– coredumperror
Feb 5...
How do I tell if a regular file does not exist in Bash?
... The unary operator -z tests for a null string, while -n or no operator at all returns True if a string is not empty. ~ ibm.com/developerworks/library/l-bash-test/index.html
– BlueCacti
May 5 '14 at 11:06
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How to kill all processes with a given partial name? [closed]
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This will throw an error if no process matching the name is found. You may want to use ps -ef | grep myProcessName | grep -v grep | awk '{print $2}' | xargs -r kill -9 to have xargs not execute the command if no arguments are given.
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How to pipe stdout while keeping it on screen ? (and not to a output file)
... /dev/tty | tee -a other.log | grep -i 'foo' >> foo.log to 1) get it all to the console, 2) get it all appended to another file, 3) get the foo lines to a different file.
– Jesse Chisholm
Mar 9 '17 at 16:05
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git: abort commit in the middle of typing message
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If your editor can exit with an error code -- Git will abort the commit. When using VIM, type
:cq
to exit with an non-zero error code and abort the commit.
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Angular JS: What is the need of the directive’s link function when we already had directive’s contro
...ith the parent directive.
Moreover, if such a controller is not found, an error will be raised.
Why use link at all
There is no real need to use the link function if one is defining the controller since the $scope is available on the controller. Moreover, while defining both link and controller, ...
HSL to RGB color conversion
... The wikipedia article seems to suggest that only a single value is set to all 3 channels.
– Bill
Jan 14 '14 at 17:58
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How do I log errors and warnings into a file?
How do I turn on all error and warnings and log them to a file, but to set up all of that within the script (not changing anything in php.ini)?
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