大约有 37,000 项符合查询结果（耗时：0.0568秒） [XML]
How to check a not-defined variable in JavaScript
...
1707
In JavaScript, null is an object. There's another value for things that don't exist, undefined....
HTML5 Video Dimensions
...
106
<video id="foo" src="foo.mp4"></video>
var vid = document.getElementById("foo");
v...
How to output in CLI during execution of PHP Unit tests?
...
200
UPDATE
Just realized another way to do this that works much better than the --verbose command ...
preventDefault() on an tag
...(event) {
event.preventDefault();
$(this).next('div').slideToggle(200);
});
Here is the page about that in the jQuery documentation
share
|
improve this answer
|
fo...
Why does Path.Combine not properly concatenate filenames that start with Path.DirectorySeparatorChar
...
210
This is kind of a philosophical question (which perhaps only Microsoft can truly answer), since ...
Print the contents of a DIV
...
530
Slight changes over earlier version - tested on CHROME
function PrintElem(elem)
{
var mywin...
Check free disk space for current partition in bash
...
207
Yes:
df -k .
for the current directory.
df -k /some/dir
if you want to check a specific d...
What is the difference between linear regression and logistic regression?
...As regression might actually
produce probabilities that could be less than 0, or even bigger than
1, logistic regression was introduced.
Source: http://gerardnico.com/wiki/data_mining/simple_logistic_regression
Outcome
In linear regression, the outcome (dependent variable) is continuous.
It can...
Number of elements in a javascript object
...hecking hasOwnProperty():
function countProperties(obj) {
var count = 0;
for(var prop in obj) {
if(obj.hasOwnProperty(prop))
++count;
}
return count;
}
In case of ECMAScript 5 capable implementations, this can also be written as (Kudos to Avi Flax)
function ...
Getting the PublicKeyToken of .Net assemblies
...ing to your Visual Studio version and Operating System Architecture :
VS 2008 on 32bit Windows :
"%ProgramFiles%\Microsoft SDKs\Windows\v6.0A\bin\sn.exe" -T <assemblyname>
VS 2008 on 64bit Windows :
"%ProgramFiles(x86)%\Microsoft SDKs\Windows\v6.0A\bin\sn.exe" -T <assemblyname>
VS...