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What is the difference between $(command) and `command` in shell programming?
...o always prefer the $(...) syntax.
Also see the POSIX spec for detailed information on the various differences.
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Should I put #! (shebang) in Python scripts, and what form should it take?
Should I put the shebang in my Python scripts? In what form?
12 Answers
12
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What's the difference between “git reset” and “git checkout”?
...detached from a branch ref, which you can see from, e.g., git log --pretty=format:"%d" -1.
Attached head states will start with (HEAD ->,
detached will still show (HEAD, but will not have an arrow to a branch ref.
...
Proper way to use AJAX Post in jquery to pass model from strongly typed MVC3 view
...1) Query String:
$.ajax({
url: '/en/Home/Check',
data: $('#form').serialize(),
type: 'POST',
});
Data here is a string.
"Address1=blah&Address2=blah&City=blah&State=blah&ZipCode=blah&Country=blah"
2) Object Array:
$.ajax({
url: '/en/Home/Check'...
What is the purpose of backbone.js?
...sues. Global variables can conflict with each other, and are generally bad form. Data attributes stored in the DOM can only be strings, you will have to parse them in and out again. It's difficult to store things like arrays, dates or objects, and to parse your data in a structured form.
Data attri...
How do I send a POST request with PHP?
...ttp' => array(
'header' => "Content-type: application/x-www-form-urlencoded\r\n",
'method' => 'POST',
'content' => http_build_query($data)
)
);
$context = stream_context_create($options);
$result = file_get_contents($url, false, $context);
if ($result === F...
Is it possible to import a whole directory in sass using @import?
...
@import "partials/viewport";
@import "partials/footer";
@import "partials/forms";
....
So, when I want import the whole partials, just write @import "partials". If I want import any of them, I can also write @import "partials/header".
...
Correct way to define Python source code encoding
...), this comment is processed as an encoding declaration"
"The recommended forms of this expression are
# -*- coding: <encoding-name> -*-
which is recognized also by GNU Emacs, and
# vim:fileencoding=<encoding-name>
which is recognized by Bram Moolenaar’s VIM."
So, you can put p...
Changing Vim indentation behavior by file type
...rn them on in ~/.vimrc:
filetype plugin indent on
(:h ftplugin for more information)
autocommand
In ~/.vimrc:
autocmd FileType python setlocal shiftwidth=2 softtabstop=2 expandtab
You can replace any of the long commands or settings with their short versions:
autocmd: au
setlocal: setl
shiftwidth:...
How to have a default option in Angular.js select box
...problem is that the index of the option is returned from a "submit" on the form. What I need is what you are calling option.name, which is what was returned from a plain old rails form. The checkbox and radio buttons work fine since you use ng-repeat to get the correct markup. How do I get the optio...