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Test whether string is a valid integer
...ore decimal digits.
References:
http://www.tldp.org/LDP/abs/html/bashver3.html#REGEXMATCHREF
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How to convert a number to string and vice versa in C++
...fy a base, for digits larger than 9, the alphabet is assumed (a=10 until z=35). You can find more information about the exact formatting that can parsed here for floating-point numbers, signed integers and unsigned integers.
Finally, for each function there is also an overload that accepts a std::w...
Split array into chunks
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edited Jan 2 '19 at 16:32
answered Dec 13 '11 at 20:28
B...
Can Selenium interact with an existing browser session?
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34
This is a pretty old feature request: Allow webdriver to attach to a running browser . So it's ...
How to log PostgreSQL queries?
How to enable logging of all SQL executed by PostgreSQL 8.3?
10 Answers
10
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write a shell script to ssh to a remote machine and execute commands
...th ssh, for example:
#!/bin/bash
USERNAME=someUser
HOSTS="host1 host2 host3"
SCRIPT="pwd; ls"
for HOSTNAME in ${HOSTS} ; do
ssh -l ${USERNAME} ${HOSTNAME} "${SCRIPT}"
done
When ssh'ing to the remote machine, how to handle when it prompts for RSA fingerprint authentication.
You can add th...
Why am I getting a “401 Unauthorized” error in Maven?
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JohnJohn
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Extract subset of key-value pairs from Python dictionary object?
...t that has several key value pairs (about 16), but I am only interested in 3 of them. What is the best way (shortest/efficient/most elegant) to achieve that?
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Dealing with “java.lang.OutOfMemoryError: PermGen space” error
...
32 Answers
32
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How to echo with different colors in the Windows command line
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293
I wanted to to print one single line in a different color.
Use ANSI Escape Sequences.
Wind...