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Create an index on a huge MySQL production table without table locking
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134
[2017] Update: MySQL 5.6 has support for online index updates
https://dev.mysql.com/doc/refman...
Scala: Abstract types vs generics
...g like this:
// Type parameter version
class MySuite extends FixtureSuite3[StringBuilder, ListBuffer, Stack] with MyHandyFixture {
// ...
}
Whereas with the type member approach it will look like this:
// Type member version
class MySuite extends FixtureSuite3 with MyHandyFixture {
// ....
Git merge left HEAD marks in my files
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edited May 23 '17 at 12:34
Community♦
111 silver badge
answered May 18 '12 at 17:44
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How to limit setAccessible to only “legitimate” uses?
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3 Answers
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Active
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What are the best practices for catching and re-throwing exceptions?
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answered Apr 5 '11 at 12:31
JonJon
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NHibernate ISession Flush: Where and when to use it, and why?
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236
Briefly:
Always use transactions
Don't use Close(), instead wrap your calls on an ISession ins...
John Carmack's Unusual Fast Inverse Square Root (Quake III)
...t, 4x faster than regular (float)(1.0/sqrt(x)) , including a strange 0x5f3759df constant. See the code below. Can someone explain line by line what exactly is going on here and why this works so much faster than the regular implementation?
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HTML 5 Favicon - Support?
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The answers provided (at the time of this post) are link only answers so I thought I would sum...
Lua简明教程 - 更多技术 - 清泛网 - 专注C/C++及内核技术
...行lua命令后进入lua的shell中执行语句。
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chenhao-air:lua chenhao$ lua
Lua 5.2.2 Copyright (C) 1994-2013 Lua.org, PUC-Rio
> print("Hello, World")
Hello, World
>
也可以把脚本存成一个文件，用如下命令...
Passing command line arguments from Maven as properties in pom.xml
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133
For your property example do:
mvn install "-Dmyproperty=my property from command line"
Note ...