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Count occurrences of a char in plain text file
Is there any way under linux/terminal to count, how many times the char f occurs in a plain text file?
5 Answers
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node.js execute system command synchronously
...s; installing exec-sync or ffi on Windows has a huge overhead (VC++, SDKs, Python, etc), but this is lighter.
– Mendhak
Jan 2 '14 at 12:56
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Powershell equivalent of bash ampersand (&) for forking/running background processes
...ssThru
And if you want to wait for it:
$a | wait-process
Bonus osx or linux version:
$a = start-process pwsh '-c',{start-sleep 5; 'done'} -PassThru
Example pinger script I have. The args are passed as an array:
$1 = start -n powershell pinger,comp001 -pa
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Converting pfx to pem using openssl
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Another perspective for doing it on Linux... here is how to do it so that the resulting single file contains the decrypted private key so that something like HAProxy can use it without prompting you for passphrase.
openssl pkcs12 -in file.pfx -out file.pem -n...
How to access app.config in a blueprint?
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For Python 3 use: app.config.items() instead of app.config.iteritems()
– DhoTjai
Nov 2 '17 at 14:08
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What is the most efficient way to store tags in a database?
...to categories eg : Programming languages : c#,vb,pearl. OS : windows7,dos ,linux etc
– Thunder
Feb 11 '11 at 6:03
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What are the dark corners of Vim your mom never told you about? [closed]
...of Vim users don't know about, but it's something I use daily and that any Linux+Vim poweruser must know.
Basic command, yet extremely useful.
:w !sudo tee %
I often forget to sudo before editing a file I don't have write permissions on. When I come to save that file and get a permission error,...
Extracting an attribute value with beautifulsoup
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In Python 3.x, simply use get(attr_name) on your tag object that you get using find_all:
xmlData = None
with open('conf//test1.xml', 'r') as xmlFile:
xmlData = xmlFile.read()
xmlDecoded = xmlData
xmlSoup = BeautifulSoup(...
How Can I Browse/View The Values Stored in Redis [closed]
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I just published rebrow, a web-based Redis browser written in Python. The feature set is limited, but it's free and open, so you might be able to add what you need.
There is a Docker image to get you started quickly.
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Strings in a DataFrame, but dtype is object
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