Commands using ssh (344)

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Get OSX Battery percentage
adjusting the field "f1" will give you additional information such as f1 = 98% f2 = discharging f3 = 2:02 remaining

wget download with multiple simultaneous connections

Silently deletes lines containing a specific string in a bunch of files
This command will find all occurrences of one or more patterns in a collection of files and will delete every line matching the patterns in every file

separate (emphasize) digital strings from other text

Get AWS temporary credentials ready to export based on a MFA virtual appliance
You might want to secure your AWS operations requiring to use a MFA token. But then to use API or tools, you need to pass credentials generated with a MFA token. This commands asks you for the MFA code and retrieves these credentials using AWS Cli. To print the exports, you can use: `awk '{ print "export AWS_ACCESS_KEY_ID=\"" $1 "\"\n" "export AWS_SECRET_ACCESS_KEY=\"" $2 "\"\n" "export AWS_SESSION_TOKEN=\"" $3 "\"" }'` You must adapt the command line to include: * $MFA_IDis ARN of the virtual MFA or serial number of the physical one * TTL for the credentials

list folders containing less than 2 MB of data
Just shortened the awk a bit and removed sed. Edit: I'm assuming there are no spaces in the path. To support white space in pathname try: $ awk '($1 < 2048) {sub(/^[0-9]+[ \t]+/,""); print $0}'

sort through source to find most common authors

Vectorize xkcd strips
Uses ImageMagick and potrace to vectorize the input image, with parameters optimized for xkcd-like pictures.

Given process ID print its environment variables

Copy files based on extension with recursive and keeping directory structure
Copy file theo phần mở rộng c? đệ quy v? giữ nguy?n cấu tr?c thư mục Replace "jar" by extension which you need.


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