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Can a shell script set environment variables of the calling shell? [duplicate]
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thanks, as 1-liner it's: gdb -nx -p $$ --batch -ex 'call setenv("foo", "bar")' > & /dev/null
– Yinon Ehrlich
Apr 3 '16 at 6:58
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Are Stored Procedures more efficient, in general, than inline statements on modern RDBMS's? [duplica
... the SQL statement across the network. With sprocs, you can execute SQL in batches, which is also more efficient.
Caching query plan -- the first time the sproc is executed, SQL Server creates an execution plan, which is cached for reuse. This is particularly performant for small queries run frequen...
How to make shallow git submodules?
...gers submodule alternates", 2016-08-17, Git v2.11.0-rc0 -- merge listed in batch #1) taught Git to support the configuration options "submodule.alternateLocation" and "submodule.alternateErrorStrategy" on a superproject.
If "submodule.alternateLocation" is configured to "superproject" on a supe...
What are the use cases for selecting CHAR over VARCHAR in SQL?
... use CHAR is similar to the second reason. If a programmer or user does a "batch" update to millions of rows, adding some sentence to a note field for example, you won't get a call from your DBA in the middle of the night wondering why their drives are full. In other words, it leads to more predict...
Bash script processing limited number of commands in parallel
...f starting new jobs as old ones complete, instead of waiting for an entire batch to finish before starting the next.
– chepner
Oct 23 '13 at 14:35
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Targeting position:sticky elements that are currently in a 'stuck' state
...me) { return; } It's not a "performance killer" due to the animation frame batching. Intersection Observer is still an improvement though.
– Seph Reed
Jan 21 at 17:35
add a c...
Ant: How to execute a command for each file in directory?
...calls and it really reads horrible. The whole thing looks like a converted batch/shell script and all the dependency stuff that ant does is completly turned off by the heavy use of ant-contrib. If you want to keep your setup clean, build your own task. :-/
– cringe
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Local and global temporary tables in SQL Server
...e visible only to the connection that creates it, and are deleted when the batch or stored procedure ends.
Local temporary tables (CREATE TABLE #t) are visible only to the
connection that creates it, and are deleted when the connection is
closed.
Global temporary tables (CREATE TABLE ##t) are visibl...
Using ThreadPool.QueueUserWorkItem in ASP.NET in a high traffic scenario
...er too much, you can just shift it quite trivially.
It also allows you to batch-process whatever task you were trying to do (send emails/whatever).
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How to export data as CSV format from SQL Server using sqlcmd?
... [-e errfile]
[-F firstrow] [-L lastrow] [-b batchsize]
[-n native type] [-c character type] [-w wide character type]
[-N keep non-text native] [-V file format version] [-q quoted identifier]
[-C code page specifier] [-t field terminator] [-r row...