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How to pass command line arguments to a rake task
... edited Mar 7 at 17:43
davetron5000
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answered May 5 '09 at 16:45
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Best way to iterate through a Perl array
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#2 is good when you do queues (e.g. breadth-first searches): my @todo = $root; while (@todo) { my $node = shift; ...; push @todo, ...; ...; }
– ikegami
Feb 2 '15 at 14:40
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Is it possible to await an event instead of another async method?
...t just push the Wait onto a thread pool thread. SemaphoreSlim has a proper queue of Tasks that are used to implement WaitAsync.
– Stephen Cleary
Oct 12 '12 at 20:29
14
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Performance optimization strategies of last resort [closed]
...he original workload.
More diagnosis reveals that it is spending time in queue-management. In-lining these reduces the time to 7 seconds.
Now a big time-taker is the diagnostic printing I had been doing. Flush that - 4 seconds.
Now the biggest time-takers are calls to malloc and free. Recycle obje...
find filenames NOT ending in specific extensions on Unix?
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find /data1/batch/source/export -type f -not -name "*.dll" -not -name "*.exe"
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Automatically remove Subversion unversioned files
...^| findstr /r "^\?"`) do svn delete --force "%i %j"
If you use this in a batch file you need to double the %:
for /f "usebackq tokens=2*" %%i in (`svn status ^| findstr /r "^\?"`) do svn delete --force "%%i %%j"
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How to append something to an array?
... = 0; a < 100; a++)
{
arr1 = [];
for (i = 0; i < 5000; i++)
{
arr1.push('elem' + i);
}
}
}
function arrlen_small() {
var arr2 = [];
for (b = 0; b < 100; b++)
{
arr2 = [];
for (j = 0; j < 5000; j++)
{...
MySQL error 2006: mysql server has gone away
I'm running a server at my office to process some files and report the results to a remote MySQL server.
28 Answers
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SQL Server: Filter output of sp_who2
...Command VARCHAR(MAX),
CPUTime INT,
DiskIO INT,
LastBatch VARCHAR(MAX),
ProgramName VARCHAR(MAX),
SPID_1 INT,
REQUESTID INT
)
INSERT INTO @Table EXEC sp_who2
SELECT *
FROM @Table
WHERE ....
And filter on what you require.
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Java: Check if enum contains a given string?
...on exceptions being thrown to find actual exceptional cases that are being retried. (or at least makes it very annoying to do so). Use exceptions for exceptional cases.
– Nickolay Kondratyev
Jan 29 '16 at 0:08
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