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How to implement a unique index on two columns in rails
...t different syntax for specifying the columns.
– François Beausoleil
Nov 8 '10 at 13:30
14
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...章转载自：https://mc.dfrobot.com.cn/thread-308376-1-1.html
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Usage of forceLayout(), requestLayout() and invalidate()
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To better understand answers provided by François BOURLIEUX and Dalvik I suggest you take a look at this awesome view lifecycle diagram by Arpit Mathur:
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GetType() can lie?
... answered May 28 '13 at 9:22
Mårten WikströmMårten Wikström
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Excel: last character/string match in a string
...ted Oct 17 '14 at 7:40
Jean-François Corbett
33.6k2525 gold badges124124 silver badges172172 bronze badges
answered Sep 4 '13 at 15:19
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Setting the correct encoding when piping stdout in Python
...at you receive, and encode what you send.
# -*- coding: utf-8 -*-
print u"åäö".encode('utf-8')
Another didactic example is a Python program to convert between ISO-8859-1 and UTF-8, making everything uppercase in between.
import sys
for line in sys.stdin:
# Decode what you receive:
lin...
DaffyMenu 扩展：弹出菜单扩展，为组件添加弹出式菜单功能 · App Inventor 2 中文网
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Mark current Line, and navigate through marked lines
...rks and walk quickly from one to another.
– André Alçada Padez
Apr 19 '12 at 18:17
if you tell me this is impossible...
How to use if - else structure in a batch file?
...%==0 IF %C%==1 (
::copying a directory c from d, /s: boş olanlar hariç, /e:boş olanlar dahil
xcopy "%sourceCopyDirectory%" "%destinationCopyDirectory%" /s/e
)
IF %F%==0 IF %C%==0 (
::moving a directory
xcopy /E "%sourceMoveDirectory%" "%destinationMoveDirectory%"
rd /s /...
How to change XAMPP apache server port?
This is my Apache httpd.conf settings :
6 Answers
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