大约有 13,115 项符合查询结果（耗时：0.0253秒） [XML]
Right query to get the current number of connections in a PostgreSQL DB
...ed Jan 13 '14 at 1:34
informatik01
14.7k88 gold badges6666 silver badges100100 bronze badges
answered Mar 11 '11 at 8:52
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.net localhost website consistently making get arterySignalR/poll?transport=longPolling&connectionTo
I created a new VS 2013 project and viewed the default.aspx page with the Firefox browser. When I check the net calls it has made, I see it making constant calls to:
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How to 'insert if not exists' in MySQL?
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REPLACE INTO `transcripts`
SET `ensembl_transcript_id` = 'ENSORGT00000000001',
`transcript_chrom_start` = 12345,
`transcript_chrom_end` = 12678;
If the record exists, it will be overwritten; if it does not yet
exist, it will be created. However, using this method isn’t efficient
for our...
Test for non-zero length string in Bash: [ -n “$var” ] or [ “$var” ]
...ript that produced the table above.
#!/bin/bash
# by Dennis Williamson
# 2010-10-06, revised 2010-11-10
# for http://stackoverflow.com/q/3869072
# designed to fit an 80 character terminal
dw=5 # description column width
w=6 # table column width
t () { printf '%-*s' "$w" " true"; }
f () { [...
Should I put #! (shebang) in Python scripts, and what form should it take?
...shell.
– skålfyfan
Oct 6 '14 at 22:01
9
As the answer by GlassGhost points out, there is a concr...
Determine if two rectangles overlap each other?
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501
If you are having a hard time visualizing why it works, I made an example page at silentmatt.com/intersection.html where you can drag recta...
JavaScript: Check if mouse button down?
... button?
– amwinter
May 16 '13 at 5:01
2
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Should developers have administrator permissions on their PC
...rmissions.
– NotMe
Mar 31 '09 at 16:01
2
Making VMs available and dev-test logins without admin p...
How to calculate the SVG Path for an arc (of a circle)
... and don't forget to cut small amount of arc length like: endAngle - 0.0001, if not, full arc will not be rendered.
– saike
Mar 14 '17 at 16:13
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Convert camelCaseText to Sentence Case Text
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WtowerWtower
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