大约有 42,000 项符合查询结果（耗时：0.0559秒） [XML]
Rails - How to use a Helper Inside a Controller
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edited Aug 28 '19 at 13:49
SRack
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answered Fe...
Rails: How do I create a default value for attributes in Rails activerecord's model? [duplicate]
... BKSpurgeon
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answered Oct 11 '09 at 18:48
JimJim
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Is volatile expensive?
After reading The JSR-133 Cookbook for Compiler Writers about the implementation of volatile, especially section "Interactions with Atomic Instructions" I assume that reading a volatile variable without updating it needs a LoadLoad or a LoadStore barrier. Further down the page I see that LoadLoad ...
What do people think of the fossil DVCS? [closed]
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answered Oct 3 '08 at 13:48
Richard HippRichard Hipp
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Javascript: Extend a Function
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edited Jan 2 '11 at 13:36
answered Jan 2 '11 at 12:58
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What is the behavior difference between return-path, reply-to and from?
...any.com>
Subject: Super simple email
Reply-To: <coolstuff-threadId=123@mymailinglist.com>
This is a very simple body.
Now, let's say you are going to send it from a mailing list, that implements VERP (or some other bounce tracking mechanism that uses a different return-path). Lets say ...
How can I tell if a library was compiled with -g?
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edited Nov 3 '17 at 11:09
Vadim Kotov
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How to extract URL parameters from a URL with Ruby or Rails?
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require 'cgi'
CGI::parse('param1=value1&param2=value2&param3=value3')
returns
{"param1"=>["value1"], "param2"=>["value2"], "param3"=>["value3"]}
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How to assign string to bytes array
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openwonkopenwonk
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Convert int to char in java
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int a = 1;
char b = (char) a;
System.out.println(b);
will print out the char with ascii value ...