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What's the difference between utf8_general_ci and utf8_unicode_ci?
...o equivalent _general variant. People reading this now should probably use one of these newer collations instead of either _unicode or _general. Much of what's written below is not of much interest anymore if you can use one of the newer collations instead.
Key differences
utf8mb4_unicode_ci is bas...
Shell equality operators (=, ==, -eq)
Can someone please explain the difference between = , == and -eq in shell scripting?
4 Answers
...
How to sort in-place using the merge sort algorithm?
...w. Compare with the standard merge algorithm given in most textbooks, this one exchanges the contents between the sorted sub-array and the working area. As the result, the previous working area contains the merged sorted elements, while the previous elements stored in the working area are moved to t...
What are your favorite extension methods for C#? (codeplex.com/extensionoverflow)
...'re welcome to take a copy of it all for your project, but I'd rather keep one copy in my own project too.
– Jon Skeet
Nov 9 '08 at 8:38
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s...
Is it ever advantageous to use 'goto' in a language that supports loops and functions? If so, why?
...use it and see a little goto, which by itself is just a tool, than see someone having moved the loop somewhere unrelated just to avoid a goto.
– Chris Lutz
Feb 2 '10 at 20:18
18
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Keeping ASP.NET Session Open / Alive
...div>
/* HEARBEAT */
.heartbeat {
position: absolute;
display: none;
margin: 5px;
color: red;
right: 0;
top: 0;
}
here is a live example for only the beating part: http://jsbin.com/ibagob/1/
shar...
Is it possible to style a select box? [closed]
... you can style it with CSS. Couldn't be too hard to roll your own.
Here's one: https://gist.github.com/1139558 (Used to he here, but it looks like the site is down.)
Use it like this:
$('#myselectbox').selectbox();
Style it like this:
div.selectbox-wrapper ul {
list-style-type:none;
margin...
PHP mailer multiple address [duplicate]
...ry recipient. Like so:
$mail->AddAddress('person1@domain.com', 'Person One');
$mail->AddAddress('person2@domain.com', 'Person Two');
// ..
Better yet, add them as Carbon Copy recipients.
$mail->AddCC('person1@domain.com', 'Person One');
$mail->AddCC('person2@domain.com', 'Person Two'...
Amend a commit that wasn't the previous commit [duplicate]
... solve this. Run git rebase -i sha1~1 where sha1 is the commit hash of the one you want to change. Find the commit you want to change, and replace "pick" with "edit" as described in the comments of the rebase editor. When you continue from there, you can edit that commit.
Note that this will change...
The necessity of hiding the salt for a hash
...ies for salts. The products I work on use something like a user name or phone number to salt the hash. Essentially something that is different for each user but is readily available to us. The other product randomly generates a salt for each user and changes each time the user changes the passwor...