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Git - How to close commit editor?
...st press Esc Button and then write :wq or :wq! and then Enter to close the unix file.
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How to extract epoch from LocalDate and LocalDateTime?
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'Millis since unix epoch' represents an instant, so you should use the Instant class:
private long toEpochMilli(LocalDateTime localDateTime)
{
return localDateTime.atZone(ZoneId.systemDefault())
.toInstant().toEpochMilli();
}
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How to use the same C++ code for Android and iOS?
...atedString, CPP_BASE_STRING, myString);
return concatenatedString;
}
Unix
An interesting bonus is, we can also use the same code for Linux and Mac as well as other Unix systems. This possibility is especially useful because we can test our shared code faster, so we are going to create a Main....
How to count lines in a document?
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The tool wc is the "word counter" in UNIX and UNIX-like operating systems, but you can also use it to count lines in a file by adding the -l option.
wc -l foo will count the number of lines in foo. You can also pipe output from a program like this: ls -l | wc -...
What are the differences among grep, awk & sed? [duplicate]
... the differences between grep , awk and sed in terms of their role in Unix/Linux system administration and text processing.
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Git On Custom SSH Port
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When you want a relative path from your home directory (on any UNIX) you use this strange syntax:
ssh://[user@]host.xz[:port]/~[user]/path/to/repo
For Example, if the repo is in /home/jack/projects/jillweb on the server jill.com and you are logging in as jack with sshd listening on por...
Can you change what a symlink points to after it is created?
...s "no".
EDIT: The following is copied from Arto Bendiken's answer over on unix.stackexchange.com, circa 2016.
This can indeed be done atomically with rename(2), by first creating the new symlink under a temporary name and then cleanly overwriting the old symlink in one go. As the man page states:
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How do you avoid over-populating the PATH Environment Variable in Windows?
... that string", but can we have a centralized directory of binaries, as has Unix?
– mjsr
Dec 10 '10 at 3:08
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How to pipe stdout while keeping it on screen ? (and not to a output file)
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Here is a solution that works at on any Unix / Linux implementation, assuming it cares to follow the POSIX standard. It works on some non Unix environments like cygwin too.
echo 'ee' | tee /dev/tty | foo
Reference: The Open Group Base Specifications Issue 7
IEE...
Git Extensions: Win32 error 487: Couldn't reserve space for cygwin's heap, Win32 error 0
...low level commands and a lot of helpful utilities, and mostly developed on Unix-like systems. In order to be able to build it and run it without massive rewriting, it need at least a partial Unix-like environment.
To accomplish that, people have invented MinGW and MSYS - a minimal set of build tool...