大约有 47,000 项符合查询结果（耗时：0.0919秒） [XML]
Pure JavaScript: a function like jQuery's isNumeric() [duplicate]
Is there is any function like isNumeric in pure JavaScript?
6 Answers
6
...
jquery, domain, get URL
How can I get the domain name with jquery ??
11 Answers
11
...
Removing nan values from an array
...ant to figure out how to remove nan values from my array. My array looks something like this:
11 Answers
...
How to run Rails console in the test environment and load test_helper.rb?
The background: I'm having some problems with Thoughtbot's "Factory Girl" gem, with is used to create objects to use in unit and other tests. I'd like to go to the console and run different Factory Girl calls to check out what's happening. For example, I'd like to go in there are do...
...
How to get temporary folder for current user
...om that page:
The GetTempPath function checks for the existence of environment variables in the following order and uses the first path found:
The path specified by the TMP environment variable.
The path specified by the TEMP environment variable.
The path specified by the USERPROFILE environment ...
How can I use console logging in Internet Explorer?
...f the following:
<script type="text/javascript">
console.log('some msg');
console.info('information');
console.warn('some warning');
console.error('some error');
console.assert(false, 'YOU FAIL');
</script>
Also, you can clear the Console by calling console.clear()...
How can I sort arrays and data in PHP?
...
Basic one dimensional arrays
$array = array(3, 5, 2, 8);
Applicable sort functions:
sort
rsort
asort
arsort
natsort
natcasesort
ksort
krsort
The difference between those is merely whether key-value associations are kept (the "a" funct...
How can I see what has changed in a file before committing to git?
...king tree; that is, changes you haven't staged to commit:
git diff [filename]
Show differences between current commit and index; that is, what you're about to commit (--staged does exactly the same thing, use what you like):
git diff --cached [filename]
Show differences between current commit ...
Get user profile picture by Id
...on a web application which is mostly based of facebook graph api.
I hold some data about users - actually , the possible public data available - such as name and id.
I also know that a profile picture is a part of the public data, and I wondered how I'll be able to get a direct link to a profile pic...
How can I select multiple columns from a subquery (in SQL Server) that should have one record (selec
...r Foo (rather than the max of Foo and the max of Foo2 - which is NOT the same thing) then the following will usually work better than a subquery:
SELECT
A.SalesOrderID,
A.OrderDate,
B1.Foo,
B1.Foo2
FROM
A
LEFT OUTER JOIN B AS B1 ON
B1.SalesOrderID = A.SalesOrderID
LEFT...