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What is the email subject length limit?
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See RFC 2822, section 2.1.1 to start.
There are two limits that this
standard places on ...
Error when trying vagrant up
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edited Oct 21 '17 at 9:10
Jitendra
8621111 silver badges2323 bronze badges
answered Jun 17...
Reload .profile in bash shell script (in unix)?
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196
Try this to reload your current shell:
source ~/.profile
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View the Task's activity stack
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From the command line, you can use: adb shell dumpsys activity
This asks the activity manager...
Replace a value in a data frame based on a conditional (`if`) statement
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Easier to convert nm to characters and then make the change:
junk$nm <- as.character(junk$nm...
How can I shuffle an array? [duplicate]
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Use the modern version of the Fisher–Yates shuffle algorithm:
/**
* Shuffles array in pla...
Column order manipulation using col-lg-push and col-lg-pull in Twitter Bootstrap 3
...'t even find the col-lg-push-x or pull classes in the original files for RC1 i downloaded, so check your bootstrap.css file. hopefully this is something they will sort out in RC2.
anyways, the col-push-* and pull classes did exist and this will suit your needs. Here is a demo
<div class="row"&g...
Better way to set distance between flexbox items
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How to copy text to clipboard/pasteboard with Swift
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edited Jun 28 '19 at 5:44
answered Jul 10 '14 at 7:40
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RegEx: Grabbing values between quotation marks
...'ve been using the following with great success:
(["'])(?:(?=(\\?))\2.)*?\1
It supports nested quotes as well.
For those who want a deeper explanation of how this works, here's an explanation from user ephemient:
([""']) match a quote; ((?=(\\?))\2.) if backslash exists, gobble it, and wheth...