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How to remove a lambda event handler [duplicate]
... args) =>
{
button.Click -= handler; // Unsubscribe
// Add your one-time-only code here
}
button.Click += handler;
Unfortunately it's not even easy to encapsulate this into a method, because events aren't cleanly represented. The closest you could come would be something like:
button.C...
regular expression: match any word until first space
...
This matches all the words and not just the first one, see this example.
– Ryan Gates
Nov 20 '12 at 15:10
1
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How to ignore SVN folders in WinMerge?
...ools | Filters... | Filefilters, create a new filter or modify an existing one.
It will look like this:
## Ignore Java class and jar files
f: \.class$
f: \.jar$
## Ignore subversion housekeeping directories
d: \\.svn$
d: \\._svn$
Save it, then when selecting items to merge, select the filter you d...
How can I change the remote/target repository URL on Windows? [duplicate]
... edited Dec 8 '16 at 17:09
wonea
4,3051515 gold badges6868 silver badges131131 bronze badges
answered Nov 26 '09 at 0:58
...
How to expire a cookie in 30 minutes using jQuery?
...//plugins.jquery.com/cookie/), you can use decimal point or fractions.
As one day is 1, one minute would be 1 / 1440 (there's 1440 minutes in a day).
So 30 minutes is 30 / 1440 = 0.02083333.
Final code:
$.cookie("example", "foo", { expires: 30 / 1440, path: '/' });
I've added path: '/' so that...
How should I organize Python source code? [closed]
...
If you've landed here from Google and are trying to find out how to split one large source file into multiple, more manageable, files I'll summarise the process briefly.
Assume you currently have everything in a file called main.py:
Create another source file in the same folder (let's call ours ...
IndexOf function in T-SQL
...
CHARINDEX is what you are looking for
select CHARINDEX('@', 'someone@somewhere.com')
-----------
8
(1 row(s) affected)
-or-
select CHARINDEX('c', 'abcde')
-----------
3
(1 row(s) affected)
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Why does javascript replace only first instance when using replace? [duplicate]
...y two slashes. There were only two to begin with, and it removed the first one.
– Doug Neiner
Dec 27 '09 at 21:45
6
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Replace spaces with dashes and make all letters lower-case
...ly the first occurrence will be replaced, and also, that RegExp will match one or more white-space characters.
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Keeping it simple and how to do multiple CTE in a query
...
You can have multiple CTEs in one query, as well as reuse a CTE:
WITH cte1 AS
(
SELECT 1 AS id
),
cte2 AS
(
SELECT 2 AS id
)
SELECT *
FROM cte1
UNION ALL
SELECT *
FROM cte2
UNION ALL
SE...