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What is the difference between “#!/usr/bin/env bash” and “#!/usr/bin/bash”?
...ne: #!/usr/bin/env echo Hello complains: /usr/bin/env: echo Hello: No such file or directory. Apparently it treats echo Hello as a single argument to /usr/bin/env.
– Keith Thompson
May 30 '14 at 14:44
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Wget output document and headers to STDOUT
...ling -. This is part of the normal command argument for -O to cat out to a file, but since we don't use > to direct to a file, it goes out to the shell. You can use -qO- or -qO -.
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Why does modern Perl avoid UTF-8 by default?
...Both these are global effects, not lexical ones.
At the top of your source file (program, module, library, dohickey), prominently assert that you are running perl version 5.12 or better via:
use v5.12; # minimal for unicode string feature
use v5.14; # optimal for unicode string feature
Enable wa...
`find -name` pattern that matches multiple patterns
I was trying to get a list of all python and html files in a directory with the command find Documents -name "*.{py,html}" .
...
Is it true that one should not use NSLog() on production code?
... function with better functionality. Here's the one I use, it includes the file name and line number to make it easier to track down log statements.
#define DEBUG_MODE
#ifdef DEBUG_MODE
#define DebugLog( s, ... ) NSLog( @"<%p %@:(%d)> %@", self, [[NSString stringWithUTF8String:__FILE__] ...
How do I clone a single branch in Git?
...:
test_expect_success 'single branch clone' '
git clone --single-branch "file://$(pwd)/." singlebranch
'
Tobu comments that:
This is implicit when doing a shallow clone.
This makes git clone --depth 1 the easiest way to save bandwidth.
And since Git 1.9.0 (February 2014), shallow clones support...
How to call shell commands from Ruby
... = %x[find . -name '*test.rb' | sort]
Which, in this case, will populate file list with all test files under the current directory, which you can process as expected:
directorylist.each do |filename|
filename.chomp!
# work with file
end
...
How to change my Git username in terminal?
...me, LastName>
**Note: ** you can check these values in your GitHub profile or Bitbucket profile
method-2
create a .gitconfig file in your home folder if it doesn't exist.
and paste the following lines in .gitconfig
[user]
name = FirstName, LastName
email = FirstName.LastName@company.com...
Haskell error parse error on input `='
...kuriu Yes but the author tell you to write your definitions in an external file and load it within GHCI, not to write them directly in GHCI. And the former works perfectly.
– superzamp
May 10 '14 at 10:31
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Eclipse: All my projects disappeared from Project Explorer
...org.eclipse.core.resources org.eclipse.core.resources_bak
Start Eclipse
Do File->Import
General->Existing Projects into Workspace
Click the "Select root directory" field and browse to each subfolder in your workspace folder, and import.
For me, this was very tedious, since I had several doze...