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ansible: lineinfile for several lines?
...h is to use with_items:
- name: add lines
lineinfile:
dest: fruits.txt
line: '{{ item }}'
with_items:
- 'Orange'
- 'Apple'
- 'Banana'
For each item, if the item exists in fruits.txt no action is taken.
If the item does not exist it will be appended to the end of the fi...
Clearing localStorage in javascript?
...ing undefined as a key like this: localStorage.setItem(undefined, 'example Txt!'), will actuall store it under the key called 'undefined' as you can see when you run the following code. console.log(localStorage.getItem('undefined')) will output example Txt!.
– Jack Giffin
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What's the easy way to auto create non existing dir in ansible
...- name: My playbook
vars:
dest_path: /home/ubuntu/some_dir/some_file.txt
tasks:
- name: Make sure destination dir exists
file:
path: "{{ dest_path | dirname }}"
state: directory
recurse: yes
# now this task is always save to run no matter how dest_path...
Linux的诞生和发展 - 更多技术 - 清泛网 - 专注C/C++及内核技术
...一手创办的。旨在开发一个类似 Unix、并且是自由软件的完整操作系统：GNU 系统。（GNU 是"GNU's Not Unix"的递归缩写，它的发音为"guh-NEW"。）各种使用linux 作为核心的GNU 操作系统正在被广泛的使用。虽然这些系统通常被称作"Linux"...
History or log of commands executed in Git
...
Here's my workflow:
before exiting bash type "history >> history.txt" [ENTER]
exit the bash prompt
hold Win+R to open the Run command box
enter shell:profile
open "history.txt" to confirm that my text was added
On a new line press [F5] to enter a timestamp
save and close the history textfi...
glob exclude pattern
...hension usually works nicely here:
files = [fn for fn in glob('somepath/*.txt')
if not os.path.basename(fn).startswith('eph')]
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Matlab: Running an m-file from command-line
...prompt window, just log the matlab console to a file with -logfile logfile.txt (use additionally -wait) and call the batch command type logfile.txt
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How to check if a path is absolute path or relative path in cross platform way with Python?
...ibrary:
import ntpath
import posixpath
ntpath.isabs("Z:/a/b/c../../H/I/J.txt")
True
posixpath.isabs("Z:/a/b/c../../H/I/J.txt")
False
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How can I remove the extension of a filename in a shell script?
...
You can also use parameter expansion:
$ filename=foo.txt
$ echo "${filename%.*}"
foo
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Create zip file and ignore directory structure
...ld create a temporary symbolic link to your file:
ln -s /data/to/zip/data.txt data.txt
zip /dir/to/file/newZip !$
rm !$
This works also for a directory.
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