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Validating IPv4 addresses with regexp
...192.168.1.256
-1.2.3.4
1.1.1.1.
3...3
Try online with unit tests: https://www.debuggex.com/r/-EDZOqxTxhiTncN6/1
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Resetting remote to a certain commit
...oes revert a particular code changes (git revert)
Check more here https://www.atlassian.com/git/tutorials/undoing-changes#git-checkout
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Get class that defined method
...th=\"50\" height=\"18\" viewBox=\"0 0 50 18\" fill=\"none\" xmlns=\"http://www.w3.org/2000/svg\"\u003e\u003cpath d=\"M46.1709 9.17788C46.1709 8.26454 46.2665 7.94324 47.1084 7.58816C47.4091 7.46349 47.7169 7.36433 48.0099 7.26993C48.9099 6.97997 49.672 6.73443 49.672 5.93063C49.672 5.22043 48.9832 4...
Skip download if files exist in wget?
...the server has a newer version, so the correct answer is:
wget -N http://www.example.com/images/misc/pic.png
Then running Wget with -N, with or without -r or -p, the decision as to whether or not to download a newer copy of a file depends on the local and remote timestamp and size of the file...
Why is the standard session lifetime 24 minutes (1440 seconds)?
...th=\"50\" height=\"18\" viewBox=\"0 0 50 18\" fill=\"none\" xmlns=\"http://www.w3.org/2000/svg\"\u003e\u003cpath d=\"M46.1709 9.17788C46.1709 8.26454 46.2665 7.94324 47.1084 7.58816C47.4091 7.46349 47.7169 7.36433 48.0099 7.26993C48.9099 6.97997 49.672 6.73443 49.672 5.93063C49.672 5.22043 48.9832 4...
Get GPS location from the web browser
...
Use this, and you will find all informations at http://www.w3schools.com/html/html5_geolocation.asp
<script>
var x = document.getElementById("demo");
function getLocation() {
if (navigator.geolocation) {
navigator.geolocation.getCurrentPosition(showPosition);
...
What is setup.py?
...on,
author='Man Foo',
author_email='foomail@foo.com',
url="http://www.foopackage.com/",
packages=['foo'], #same as name
install_requires=['bar', 'greek'], #external packages as dependencies
scripts=[
'scripts/cool',
'scripts/skype',
]
)
The lon...
Install gitk on Mac
...te formula by using brew. More thorough instructions located here: http://www.moncefbelyamani.com/how-to-install-xcode-homebrew-git-rvm-ruby-on-mac/ (see this commit extracting git-gui/gitk into its own formula: https://github.com/Homebrew/homebrew-core/commit/dfa3ccf1e7d3901e371b5140b935839ba9d...
When to use RSpec let()?
...ing my it block nice and short.
A related link can be found here: http://www.betterspecs.org/#let
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SQL Server Installation - What is the Installation Media Folder?
...Studio to manage the server you must download and install it from:
http://www.microsoft.com/downloads/en/details.aspx?FamilyId=C243A5AE-4BD1-4E3D-94B8-5A0F62BF7796&displaylang=en
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