大约有 45,000 项符合查询结果（耗时：0.0562秒） [XML]
Jquery mouseenter() vs mouseover()
...follow
|
edited Sep 17 '18 at 13:28
aloisdg moving to codidact.com
14.6k44 gold badges6868 silver badges7373 bronze badges
...
Back to previous page with header( “Location: ” ); in PHP
The title of this question kind of explains my question. How do I redirect the PHP page visitor back to their previous page with the header( "Location: URL of previous page" );
...
object==null or null==object?
...
This is probably a habit learned from C, to avoid this sort of typo (single = instead of a double ==):
if (object = null) {
The convention of putting the constant on the left side of == isn't really useful in Java since Java requires that the e...
How do I uniquely identify computers visiting my web site?
I need to figure out a way uniquely identify each computer which visits the web site I am creating. Does anybody have any advice on how to achieve this?
...
Android SDK Manager Not Installing Components
... Manager, and am now trying to install a platform like the Android Dev website suggests. Once I clicked install I got an error stating that the Manager could not create a temp folder within the Android directory. So I created it. Now I'm getting this error:
...
How to make a phone call programmatically?
I'm passing to an activity the number to call by a bundle
10 Answers
10
...
How can I parse a string with a comma thousand separator to a number?
I have 2,299.00 as a string and I am trying to parse it to a number. I tried using parseFloat , which results in 2. I guess the comma is the problem, but how would I solve this issue the right way? Just remove the comma?
...
Lists: Count vs Count() [duplicate]
...ion method introduced by LINQ while the Count property is part of the List itself (derived from ICollection). Internally though, LINQ checks if your IEnumerable implements ICollection and if it does it uses the Count property. So at the end of the day, there's no difference which one you use for a L...
How to match “anything up until this sequence of characters” in a regular expression?
...e most popular ones that can be considered "complete".
/.+?(?=abc)/
How it works
The .+? part is the un-greedy version of .+ (one or more of
anything). When we use .+, the engine will basically match everything.
Then, if there is something else in the regex it will go back in steps
tr...
How do I return multiple values from a function? [closed]
The canonical way to return multiple values in languages that support it is often tupling .
14 Answers
...