大约有 13,916 项符合查询结果（耗时：0.0253秒） [XML]
Printing the last column of a line in a file
...
One way using awk:
tail -f file.txt | awk '/A1/ { print $NF }'
share
|
improve this answer
|
follow
|
...
Regular expression to match DNS hostname or IP Address?
Does anyone have a regular expression handy that will match any legal DNS hostname or IP address?
21 Answers
...
How do I parse a URL query parameters, in Javascript? [duplicate]
...FC 3986.
Maybe this should go to codereview SE, but here is safer and regexp-free code:
function getJsonFromUrl(url) {
if(!url) url = location.href;
var question = url.indexOf("?");
var hash = url.indexOf("#");
if(hash==-1 && question==-1) return {};
if(hash==-1) hash = url.lengt...
Equals(=) vs. LIKE
...h can have important effects on the result of the comparison.
Motivating Example
Let's first identify an example where these operators produce obviously different results. Allow me to quote from the MySQL manual:
Per the SQL standard, LIKE performs matching on a per-character basis, thus it ca...
Command to collapse all sections of code?
In Visual Studio is there a command to collapse/expand all the sections of code in a file?
20 Answers
...
How to unpack and pack pkg file?
...r for Mac.
I want to replace one file in pkg. But I must do this under Linux system, because this is a part of download process. When user starts to download file server must replace one file in pkg.
I have a solution how unpack pkg and replace a file but I dont know how pack again to pkg.
http://e...
How to test if a double is an integer
... answered Mar 27 '12 at 22:19
maxhudmaxhud
8,8771313 gold badges5050 silver badges9898 bronze badges
...
Passing two command parameters using a WPF binding
I have a command which I am executing from my XAML file using the following standard syntax:
5 Answers
...
Iterate through pairs of items in a Python list [duplicate]
... "s -> (s0,s1), (s1,s2), (s2, s3), ..."
a, b = tee(iterable)
next(b, None)
return zip(a, b)
for v, w in pairwise(a):
...
share
|
improve this answer
|
f...
How to create an installer for a .net Windows Service using Visual Studio
...
In the service project do the following:
In the solution explorer double click your services .cs file. It should bring up a screen that is all gray and talks about dragging stuff from the toolbox.
Then right click on the gray area and select add installer. This will add an installer...