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How to check if a string is a valid hex color representation?
...letter from A to F
{6} -> the previous group appears exactly 6 times
$ -> match end
i -> ignore case
If you need support for 3-character HEX codes, use the following:
/^#([0-9A-F]{3}){1,2}$/i.test('#ABC')
The only difference here is that
[0-9A-F]{6}
is repl...
Rails 4: how to use $(document).ready() with turbo-links
...n't fire on subsequent clicks when turbo-linking is turned on. The first time you load a page it works. But when you click a link, anything inside the ready( function($) { won't get executed (because the page doesn't actually load again). Good explanation: here .
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Unexpected Caching of AJAX results in IE8
... will disable it for those too. In that case, switch to using the $.ajax() method and enable that option explicitly for the necessary requests.
See http://docs.jquery.com/Ajax/jQuery.ajaxSetup for more info.
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How to create a tag with Javascript?
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Try adding the style element to the head rather than the body.
This was tested in IE (7-9), Firefox, Opera and Chrome:
var css = 'h1 { background: red; }',
head = document.head || document.getElementsByTagName('head')[0],
style = document....
HTML text input allow only numeric input
...ay to set an HTML text input ( <input type=text /> ) to only allow numeric keystrokes (plus '.')?
62 Answers
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Where is the IIS Express configuration / metabase file found?
Where can the IIS Express configuration / metabase file be found?
6 Answers
6
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How to fetch the row count for all tables in a SQL SERVER database [duplicate]
...row count of all tables in a database:
CREATE TABLE #counts
(
table_name varchar(255),
row_count int
)
EXEC sp_MSForEachTable @command1='INSERT #counts (table_name, row_count) SELECT ''?'', COUNT(*) FROM ?'
SELECT table_name, row_count FROM #counts ORDER BY table_name, row_count DESC
DROP ...
Authenticate Jenkins CI for Github private repository
... on Github.
But I have no idea how to accomplish that task.. Tried the documentation, generating ssh-key for jenkins user and all what I can see is: "unable to clone the repo". I've checked URLs - they are valid.
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Programmatically set the initial view controller using Storyboards
...toryboard? I want to open my storyboard to a different view depending on some condition which may vary from launch to launch.
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Real-world applications of zygohistomorphic prepromorphisms
... Mu have a Functional Pearl using zygomorphisms to find maximally dense segments (a generalization of maximum segment sums). Zygomorphisms are seemingly a good fit for sliding window problems once you are accustomed to them.
http://www.iis.sinica.edu.tw/~scm/2010/functional-pearl-maximally-dense-se...