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Why would introducing useless MOV instructions speed up a tight loop in x86_64 assembly?
...nce, take a look at this excellent answer: https://stackoverflow.com/a/11227902/1001643
Compilers typically don't have enough information to know which branches will alias and whether those aliases will be significant. However, that information can be determined at runtime with tools such as Cach...
Which SQL query is faster? Filter on Join criteria or Where clause?
...--------------------------------------------------------
Hash Join (cost=27.09..38.22 rows=7 width=899) (actual time=0.045..0.047 rows=1 loops=1)
Hash Cond: (e.id = r.event_id)
-> Seq Scan on event e (cost=0.00..10.80 rows=80 width=899) (actual time=0.009..0.010 rows=2 loops=1)
->...
Go to first line in a file in vim?
...l + Home
Go to last line
:%
or Ctrl + End
Go to another line (f.i. 27)
:27
[Works On VIM 7.4 (2016) and 8.0 (2018)]
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Get top 1 row of each group
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edited Jul 27 '11 at 9:52
answered Jul 27 '11 at 8:44
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How to style CSS role
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answered Oct 15 '12 at 9:27
syncsync
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Git: how to reverse-merge a commit?
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answered Nov 27 '09 at 16:09
Ben JamesBen James
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How do I force detach Screen from another SSH session?
...display mode.
– jlh
Jul 23 '16 at 8:27
10
remember "Screen Doctor"; screen -Dr
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Simple tool to 'accept theirs' or 'accept mine' on a whole file using git
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answered May 27 '09 at 19:40
Jakub NarębskiJakub Narębski
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How to Convert all strings in List to lower case using LINQ?
... Schmelter
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answered Oct 23 '08 at 19:05
Jason BuntingJason Bunting
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Proper Linq where clauses
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edited Apr 27 '15 at 16:23
answered Jun 15 '11 at 15:14
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