大约有 26,000 项符合查询结果（耗时：0.0354秒） [XML]
What is a good regular expression to match a URL? [duplicate]
...hich is less restrictive http://regexr.com/3e6m0.
Example JavaScript implementation:
var expression = /[-a-zA-Z0-9@:%._\+~#=]{1,256}\.[a-zA-Z0-9()]{1,6}\b([-a-zA-Z0-9()@:%_\+.~#?&//=]*)?/gi;
var regex = new RegExp(expression);
var t = 'www.google.com';
if (t.match(regex)) {
alert("...
How can I check if a string represents an int, without using try/except?
...'3' , '-17' but not '3.14' or 'asfasfas' ) Without using a try/except mechanism?
18 Answers
...
Installing older version of R package
I am trying to use Rpy2 and ggplot2 but I get an error. After some searching for the error online, I found that the error occurs because there are changes in the ggplot2 package that are not yet reflected in Rpy2 (for example, see this post (Edit: Link is now dead)).
...
Find lines from a file which are not present in another file [duplicate]
...e two files (let's say a.txt and b.txt ), both of which has a list of names. I have already run sort on both the files.
...
C++ mark as deprecated
I have a method in an interface that I want to deprecate with portable C++.
When I Googled for this all I got was a Microsoft specific solution; #pragma deprecated and __declspec(deprecated) .
...
“Too many values to unpack” Exception
...
That exception means that you are trying to unpack a tuple, but the tuple has too many values with respect to the number of target variables. For example: this work, and prints 1, then 2, then 3
def returnATupleWithThreeValues():
retur...
Retrieve specific commit from a remote Git repository
... without cloning it on my PC? The structure of remote repo is absolutely same as that of mine and hence there won't be any conflicts but I have no idea how to do this and I don't want to clone that huge repository.
...
Controlling a USB power supply (on/off) with Linux
...er/level # turn off
(You may need to change usb1 to usb n)
Source: Documentation/usb/power-management.txt.gz
share
|
improve this answer
|
follow
|
...
Revert to a commit by a SHA hash in Git? [duplicate]
... commit six commits behind the head, reverting all the changes in the intermediary commits in between.
9 Answers
...
jQuery datepicker set selected date, on the fly
...amically on the fly?
I have say created a inline date picker.
Then after some time, I want to reflect a different date there without recreating the datepicker from the scratch.
...