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Fastest method to replace all instances of a character in a string [duplicate]
...nces of foo with bar in the string str. If you just have a string, you can convert it to a RegExp object like this:
var pattern = "foobar",
re = new RegExp(pattern, "g");
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Get list from pandas DataFrame column headers
...pears, again
cols
# ['A', 'B', 'C']
... if you're the kind of person who converts coffee to typing sounds, well, this is going consume your coffee more efficiently ;)
P.S.: if performance is important, you will want to ditch the
solutions above in favour of
df.columns.to_numpy().tolist()
# ...
Where IN clause in LINQ [duplicate]
...s = tooManyStates.Where(s => s.In("x", "y", "z"));
Feels more natural and closer to sql.
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How to send a stacktrace to log4j?
...rce Java library with stack trace filtering, Silent String parsing Unicode converter and Version comparison See the paragraph "Stacktrace noise filter"
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How to distinguish mouse “click” and “drag”
...pt>
This is a direct clone of what @wong2 did in his answer, but converted to RxJs.
Also interesting use of sample. The sample operator will take the latest value from the source (the merge of mousedown and mousemove) and emit it when the inner observable (mouseup) emits.
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How to call any method asynchronously in c#
...ibrary in .Net 4. It's much, much nicer than using BeginInvoke/EndInvoke, and gives a clean way to fire-and-forget for async jobs:
using System.Threading.Tasks;
...
void Foo(){}
...
new Task(Foo).Start();
If you have methods to call that take parameters, you can use a lambda to simplify the call...
Exit single-user mode
...aster
GO
DECLARE @kill varchar(max) = '';
SELECT @kill = @kill + 'KILL ' + CONVERT(varchar(10), spid) + '; '
FROM master..sysprocesses
WHERE spid > 50 AND dbid = DB_ID('<Your_DB_Name>')
EXEC(@kill);
GO
SET DEADLOCK_PRIORITY HIGH
ALTER DATABASE [<Your_DB_Name>] SET MULTI_USER WITH NO...
Add data annotations to a class generated by entity framework
... all situations, In the first case you can describe field validation rules and in the second case try to describe purposes
– dimonser
Mar 31 '15 at 14:14
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Multiline Comment Workarounds?
... into RStudio to see the code-chunk quick-jump structure.")
return converted object
}
#### Code. ####
^~~~~~~~~~~~~~~~~~~~~~~~~~ <= Notice that this comment section isnt in the jump menu!
Putting an apostrophe in isn't causes RStudio to par...
Is there a way to add/remove several classes in one single instruction with classList?
...sible to use it ith the classList.add() method or must the DOMTokenList be converted in a real array?
– xela84
Mar 21 '19 at 12:32
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