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How to send email from Terminal?
...t;<EOF
hello
world
EOF
This will send an email to example@example.com with the subject hello and the message
Hello
World
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Making heatmap from pandas DataFrame
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edited Jul 29 at 4:49
answered Sep 5 '12 at 17:42
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Fastest method to replace all instances of a character in a string [duplicate]
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The easiest would be to use a regular expression with g flag to replace all instances:
str.replace(/foo/g, "bar")
This will replace all occurrences of foo with bar in the string str. If you just have a string, you can convert it to a RegExp object like this:
var pattern ...
How to get the unix timestamp in C#
...ew DateTime(1970, 1, 1))).TotalSeconds;
DateTime.UtcNow can be replaced with any DateTime object that you would like to get the unix timestamp for.
There is also a field, DateTime.UnixEpoch, which is very poorly documented by MSFT, but may be a substitute for new DateTime(1970, 1, 1)
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Getting the path of the home directory in C#?
...nvironment.SpecialFolder.Personal doesn't actually return the home folder, it returns the My Documents folder. The safest way to get the home folder on Win32 is to read %HOMEDRIVE%%HOMEPATH%. Reading environment variables is actually very portable to do (across Unix and Windows), so I'm not sure why...
git checkout tag, git pull fails in branch
I have cloned a git repository and then checked out a tag:
14 Answers
14
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NPM clean modules
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If you have dependencies linked with npm link it might as well delete these modules source in it's source directory which can be quite painful...
– cschuff
Jun 7 '16 at 11:40
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NHibernate ISession Flush: Where and when to use it, and why?
...t get me thoroughly confused is the use of session.Flush ,in conjunction with session.Commit , and session.Close .
4 Ans...
Forward an invocation of a variadic function in C
In C, is it possible to forward the invocation of a variadic function? As in,
12 Answers
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What is the difference between Int and Integer?
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"Integer" is an arbitrary precision
type: it will hold any number no
matter how big, up to the limit of
your machine's memory…. This means you never have
arithmetic overflows. On the other
hand it also means your arithmetic is
rel...