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Amazon EC2, mysql aborting start because InnoDB: mmap (x bytes) failed; errno 12
... the crash you may need to setup a swap space for your micro instance. Actually performance wise is better to enable swap.
Steps below show how to make a swap space for your Micro instance. I assume you have AWS Account with a Micro instance running.
Run dd if=/dev/zero of=/swapfile bs=1M count=102...
Maximum on http header values?
Is there an accepted maximum allowed size for HTTP headers? If so, what is it? If not, is this something that's server specific or is the accepted standard to allow headers of any size?
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Automatically resize jQuery UI dialog to the width of the content loaded by ajax
...I dialogs in my application attached to divs that are loaded with .ajax() calls. They all use the same setup call:
14 Answ...
What is the difference between MacVim and regular Vim?
...itched from TextMate I kind of liked the fact that MacVim supported almost all of the regular shortcuts Mac users are accustomed to. I added some of my own, mimiking TextMate but, since I was working in multiple environments I forced my self to learn the vim way. Now I use both MacVim and Vim almost...
How does “this” keyword work within a function?
...a certain value, depending on how you invoke the function. This is often called the invocation pattern.
There are four ways to invoke functions in javascript. You can invoke the function as a method, as a function, as a constructor, and with apply.
As a Method
A method is a function that's atta...
jQuery get specific option tag text
All right, say I have this:
21 Answers
21
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How to find a hash key containing a matching value
...ge", {"client_id"=>"2180"}]]
Note that the result will be an array of all the matching values, where each is an array of the key and value.
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How to center an iframe horizontally?
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HTML:
<div id="all">
<div class="sub">div</div>
<iframe>ss</iframe>
</div>
CSS:
#all{
width:100%;
float:left;
text-align:center;
}
div.sub, iframe {
width: 100px;
height: 50px;...
How to sort an array based on the length of each element?
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Just to add an information. This snippet won't work for all the cases.
– Arunkumar Srisailapathi
Apr 10 '16 at 12:42
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Format date to MM/dd/yyyy in JavaScript [duplicate]
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that's not actually MM/dd/yyyy. That's M/d/yyyy. Does your date need leading zeros?
– Ray Wadkins
Sep 25 '13 at 21:25
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