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How to output only captured groups with sed?
...z" | sed 's/^foo\(.*\)baz$/\1/'
will output "bar". If you use -r (-E for OS X) for extended regex, you don't need to escape the parentheses:
echo "foobarbaz" | sed -r 's/^foo(.*)baz$/\1/'
There can be up to 9 capture groups and their back references. The back references are numbered in the orde...
Download the Android SDK components for offline install
Is it possible to download the Android SDK components for offline install without using the SDK Manager?
The problem is I am behind a firewall which I have no control over and both sites download URLs seem to be blocked (throws a connection refused exception)
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Are there any smart cases of runtime code modification?
...ardware Software Tradeoffs for Bitmap Graphics on the Blit (1984) or this posting (2006) by Chris Lattner on Apple's use of LLVM for runtime code specialization in their OpenGL stack.
In some cases software resorts to a technique known as trampoline which involves the dynamic creation of code on the...
How to open a new tab using Selenium WebDriver?
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Yi ZengYi Zeng
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How to get full path of a file?
...n (with mintty 2.7.9)
– Scrambo
Sep 27 '17 at 19:03
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realpath was committed to the coreutils rep...
How to disable “Save workspace image?” prompt in R?
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edited Jun 27 '17 at 15:57
jan-glx
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answered Feb...
multiprocessing: How do I share a dict among multiple processes?
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multiprocessing is not like threading. Each child process will get a copy of the main process'...
Using a piano keyboard as a computer keyboard [closed]
...sound (no pun).
MIDI is a stream of "events" (or "messages"), two of the most fundamental being "note on" and "note off" which carry with them the note number (0 = C five octaves below middle C, through 127 = G five octaves above the G above middle C, in semi-tones). These events carry a "velocity"...
Copy to clipboard in Node.js?
...wesome.
– Bosnian Coder
Apr 6 at 20:27
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Recommended Fonts for Programming? [closed]
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edited Jan 27 '09 at 20:54
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