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How to easily truncate an array with JavaScript?
Linq has a convenient operator method called Take() to return a given number of elements in anything that implements IEnumerable . Is there anything similar in jQuery for working with arrays?
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How to leave/exit/deactivate a Python virtualenv
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Usually, activating a virtualenv gives you a shell function named:
$ deactivate
which puts things back to normal.
I have just looked specifically again at the code for virtualenvwrapper, and, yes, it too supports deactivate ...
How to specify in crontab by what user to run script? [closed]
...tab jobs that run under root, but that gives me some problems. For example all folders created in process of that cron job are under user root and group root.
How can i make it to run under user www-data and group www-data so when i run scripts from my website i can manipulate those folders and fil...
Pure JavaScript: a function like jQuery's isNumeric() [duplicate]
... way of doing this (then going ahead and using parseFloat, which doesn't really seem different). Interestingly isFinite will get you the result you're after in almost all cases on its own (apart from whitespace strings, which for some reason return true), so parseInt vs parseFloat seems irrelevant i...
Convert Newtonsoft.Json.Linq.JArray to a list of specific object type
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Just call array.ToObject<List<SelectableEnumItem>>() method. It will return what you need.
Documentation: Convert JSON to a Type
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What is “origin” in Git?
...s an alias on your system for a particular remote repository. It's not actually a property of that repository.
By doing
git push origin branchname
you're saying to push to the origin repository. There's no requirement to name the remote repository origin: in fact the same repository could have a...
AngularJS- Login and Authentication in each route and controller
...e run method you watch when the route changes and you check if the user is allowed to access the requested page, in your main controller you watch if the state of the user change.
app.run(['$rootScope', '$location', 'Auth', function ($rootScope, $location, Auth) {
$rootScope.$on('$routeChangeSt...
Print a file, skipping the first X lines, in Bash [duplicate]
...reat-big-file.log
< Last 10 lines of great-big-file.log >
If you really need to SKIP a particular number of "first" lines, use
$ tail -n +<N+1> <filename>
< filename, excluding first N lines. >
That is, if you want to skip N lines, you start printing line N+1. Example:
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Validate phone number with JavaScript
...he form NXX NXX XXXX where N is a digit 2-9 and X is a digit 0-9. Additionally, area codes and exchanges may not take the form N11 (end with two ones) to avoid confusion with special services except numbers in a non-geographic area code (800, 888, 877, 866, 855, 900) may have a N11 exchange.
So, y...
How to remove a column from an existing table?
...ited Apr 22 '14 at 14:25
nachtigall
2,22922 gold badges2020 silver badges2929 bronze badges
answered Apr 11 '11 at 19:21
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