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Pass in an array of Deferreds to $.when()
...use Function.prototype.apply, so in this case you need:
$.when.apply($, my_array).then( ___ );
See http://jsfiddle.net/YNGcm/21/
In ES6, you can use the ... spread operator instead:
$.when(...my_array).then( ___ );
In either case, since it's unlikely that you'll known in advance how many form...
Is there a performance difference between i++ and ++i in C++?
... this->data += 1;
return *this;
}
Foo Foo::operator++(int ignored_dummy_value) // called for i++
{
Foo tmp(*this); // variable "tmp" cannot be optimized away by the compiler
++(*this);
return tmp;
}
Since the compiler isn't generating code, but just calling an operator++ ...
[科普] __MACOSX是什么文件夹？ - 更多技术 - 清泛网 - 专注C/C++及内核技术
[科普] __MACOSX是什么文件夹？（如图，一般的设计源文件都会有__MACOSX这个目录）以下为网上搜到的资料：MacOS作为他们的开发环境。例如，许多来自领先的网络框架组织的...
（如图，一般的设计源文件都会有__MACOSX这个目录）
...
Proper way to use **kwargs in Python
...icular default value, why not use named arguments in the first place?
def __init__(self, val2="default value", **kwargs):
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JSONP with ASP.NET Web API
...t.
I ran across this JsonpMediaTypeFormatter. Add it into the Application_Start of your global.asax by doing this:
var config = GlobalConfiguration.Configuration;
config.Formatters.Insert(0, new JsonpMediaTypeFormatter());
and you are good to go with an JQuery AJAX call that looks like this:
$...
Which commit has this blob?
...
Here it is as a shell script – short and sweet, but slow:
#!/bin/sh
obj_name="$1"
shift
git log "$@" --pretty=format:'%T %h %s' \
| while read tree commit subject ; do
if git ls-tree -r $tree | grep -q "$obj_name" ; then
echo $commit "$subject"
fi
done
And an optimised version ...
Read only the first line of a file?
...od (Python 2 docs, Python 3 docs):
with open('myfile.txt') as f:
first_line = f.readline()
Some notes:
As noted in the docs, unless it is the only line in the file, the string returned from f.readline() will contain a trailing newline. You may wish to use f.readline().strip() instead to rem...
Find out whether Chrome console is open
...id
var checkStatus;
var element = document.createElement('any');
element.__defineGetter__('id', function() {
checkStatus = 'on';
});
setInterval(function() {
checkStatus = 'off';
console.log(element);
console.clear();
}, 1000);
Another version (from comments)
var element = new ...
Print list without brackets in a single row
...
@FredrickGauss if you add from __future__ import print_function it'll work in python 2 as well.
– Anthony Sottile
Aug 26 '17 at 22:07
1
...
How can I join elements of an array in Bash?
...re Bash function that supports multi-character delimiters is:
function join_by { local d=$1; shift; local f=$1; shift; printf %s "$f" "${@/#/$d}"; }
For example,
join_by , a b c #a,b,c
join_by ' , ' a b c #a , b , c
join_by ')|(' a b c #a)|(b)|(c
join_by ' %s ' a b c #a %s b %s c
join_by $'\n' a b ...