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How to mount a host directory in a Docker container
...ually mapped from the boot2docker VM-image, not your Mac.
You'll have to pipe the shared folder through your VM to your actual host (the Mac in my case).
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What's the magic of “-” (a dash) in command-line parameters?
Examples:
6 Answers
6
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Merge multiple lines (two blocks) in Vim
...any upvotes deserves a more thorough explanation.
In Vim, you can use the pipe character (|) to chain multiple Ex commands, so the above is equivalent to
:5,8del
:let l=split(@")
:1,4s/$/\=remove(l,0)/
Many Ex commands accept a range of lines as a prefix argument - in the above case the 5,8 befo...
Create directories using make file
...is is done by declaring the directory as an order-only prerequsite:
# The pipe symbol tells make that the following prerequisites are order-only
# |
# v
outDir/someTarget: Makefile | outDir
touch outDir/someTarget
outDir:
mkdir -p outDir
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Can a shell script set environment variables of the calling shell? [duplicate]
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I've noticed that this will not work if one will pipe the output e.g ". ./script.sh | tee out.log"
– ozma
Apr 7 '15 at 11:52
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Bypass confirmation prompt for pip uninstall
...p does NOT include a --yes option (as of pip version 1.3.1).
WORKAROUND: pipe yes to it!
$ sudo ls # enter pw so not prompted again
$ /usr/bin/yes | sudo pip uninstall pymongo
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How to disassemble one single function using objdump?
... perfectly and additional a simple one. I use objdump with the -d flag and pipe it through awk. The disassembled output looks like
000000000000068a <main>:
68a: 55 push %rbp
68b: 48 89 e5 mov %rsp,%rbp
68e: 48 83 ec 20 sub $0x20...
Use gulp to select and move directories and their files
...preserving the folder structure
gulp.src(filesToMove, { base: './' })
.pipe(gulp.dest('dist'));
});
Also, you are probably going to have trouble down the road if you have all these source files in the root of your project.
If you can, I'd recommend you use a single src/ folder and move all ...
Getting output of system() calls in Ruby
...r problem: If you have a subprocess that writes more data to stdout than a pipe can hold, subprocess gets suspend in stderr.write, and your program gets stuck in stdout.gets(nil).
– hagello
Oct 31 '14 at 11:50
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Strengths of Shell Scripting compared to Python [closed]
...ripting has simpler notations for I/O redirection.
It is simpler to create pipelines out of existing programs in shell.
Shell scripting reuses entire programs.
Shell is universally available (on anything like Unix) - Python is not necessarily installed.
'Tis true that you can do everything in Pyth...