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How to add a primary key to a MySQL table?
This is what I tried but it fails:
10 Answers
10
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Tab key == 4 spaces and auto-indent after curly braces in Vim
...ollowing (in your .vimrc):
filetype plugin indent on
" show existing tab with 4 spaces width
set tabstop=4
" when indenting with '>', use 4 spaces width
set shiftwidth=4
" On pressing tab, insert 4 spaces
set expandtab
In your .vimrc: file:
set smartindent
set tabstop=4
set shiftwidth=4
se...
Case-insensitive search in Rails model
My product model contains some items
19 Answers
19
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Detecting when a div's height changes using jQuery
... that contains some content that's being added and removed dynamically, so its height is changing often. I also have a div that is absolutely positioned directly underneath with javascript, so unless I can detect when the height of the div changes, I can't reposition the div below it.
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What is Microsoft.csharp.dll in .NET 4.0
...efault in Visual Studio 2010 projects. What is this new assembly used for? It does not seem to contain much after looking at it using Reflector and Google does not seem to have much to say about it either.
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How to write lists inside a markdown table?
...es, you can merge them using HTML. When I create tables in .md files from Github, I always like to use HTML code instead of markdown.
Github Flavored Markdown supports basic HTML in .md file. So this would be the answer:
Markdown mixed with HTML:
| Tables | Are | Cool |
| ------...
Simplest two-way encryption using PHP
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Edited:
You should really be using openssl_encrypt() & openssl_decrypt()
As Scott says, Mcrypt is not a good idea as it has not been updated since 2007.
There is even an RFC to remove Mcrypt from PHP - https://wiki.php.n...
How to find if div with specific id exists in jQuery?
...nt on click. The function gets the text of the clicked element and assigns it to a variable called name . That variable is then used as the <div> id of the appended element.
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How to keep onItemSelected from firing off on a newly instantiated Spinner?
... flag would allow you to detect the rogue first selection event and ignore it.
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Making an array of integers in iOS
...SInteger i = 0; i < 40; i++)
[myIntegers addObject:[NSNumber numberWithInteger:i]];
// to get one of them
NSLog (@"The 4th integer is: %@", [myIntegers objectAtIndex:3]);
// or
NSLog (@"The 4th integer is: %d", [[myIntegers objectAtIndex:3] integerValue]);
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