大约有 45,000 项符合查询结果（耗时：0.0559秒） [XML]
Search and replace in bash using regular expressions
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Use sed:
MYVAR=ho02123ware38384you443d34o3434ingtod38384day
echo "$MYVAR" | sed -e 's/[a-zA-Z]/X/g' -e 's/[0-9]/N/g'
# prints XXNNNNNXXXXNNNNNXXXNNNXNNXNNNNXXXXXXNNNNNXXX
Note that the subsequent -e's are processed in order. Also, the g flag for the ex...
django test app error - Got an error creating the test database: permission denied to create databas
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AlasdairAlasdair
234k3838 gold badges431431 silver badges416416 bronze badges
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Check play state of AVPlayer
...Apple:
// Assume a property: @property (retain) id playerObserver;
Float64 durationSeconds = CMTimeGetSeconds([<#An asset#> duration]);
CMTime firstThird = CMTimeMakeWithSeconds(durationSeconds/3.0, 1);
CMTime secondThird = CMTimeMakeWithSeconds(durationSeconds*2.0/3.0, 1);
NSArray *times = ...
Modelling an elevator using Object-Oriented Analysis and Design [closed]
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answered Jan 29 '09 at 20:48
Toon KrijtheToon Krijthe
50.2k2323 gold badges136136 silver badges199199 bronze badges
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iOS Safari – How to disable overscroll but allow scrollable divs to scroll normally?
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14 Answers
14
Active
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Best approach to remove time part of datetime in SQL Server
... Sep 2018, for datetime2
DECLARE @datetime2value datetime2 = '02180912 11:45' --this is deliberately within datetime2, year 0218
DECLARE @datetime2epoch datetime2 = '19000101'
select DATEADD(dd, DATEDIFF(dd, @datetime2epoch, @datetime2value), @datetime2epoch)
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How do I create multiple submit buttons for the same form in Rails?
... buttons.
– Anurag
Jun 12 '10 at 16:42
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show 8 more comments
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Does JavaScript have a built in stringbuilder class?
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answered Jan 18 '10 at 16:42
Fabian JakobsFabian Jakobs
26.5k77 gold badges3737 silver badges3636 bronze badges
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Highlight the difference between two strings in PHP
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42
You were able to use the PHP Horde_Text_Diff package.
However this package is no longer availab...
Access parent URL from iframe
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edited Mar 14 '17 at 22:22
answered Aug 5 '10 at 23:46
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