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动态追踪（Dynamic Tracing）技术漫谈 - 操作系统(内核) - 清泛网 - 专注C/C++及内核技术
...于 21 世纪初诞生于 Solaris 操作系统，是由原来的 Sun Microsystems 公司的工程师编写的。可能很多同学都听说过 Solaris 系统和 Sun 公司的大名。
最初产生的时候，我记得有这样一个故事，当时 Solaris 操作系统的几个工程师花了几天...
Why use static_cast(x) instead of (int)x?
...e main reason is that classic C casts make no distinction between what we call static_cast<>(), reinterpret_cast<>(), const_cast<>(), and dynamic_cast<>(). These four things are completely different.
A static_cast<>() is usually safe. There is a valid conversion in the...
How to put more than 1000 values into an Oracle IN clause [duplicate]
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Personally I'd put the values into the temp table and use a JOIN to query the values. I don't know whether that's actually better performance or not, though.
– Neil Barnwell
Dec 30 '08 at 14:...
no new variables on left side of :=
...e is also a "short variable declaration" ( http://golang.org/ref/spec#Short_variable_declarations ) which means that in the left we need to have at least a new variable declaration for it to be correct.
You can change the second to a simple assignment statement := -> = or you can use a new varia...
Fit background image to div
...is the most appropriated one.
Source:
http://www.w3schools.com/cssref/css3_pr_background-size.asp
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CSS3 Rotate Animation
... Fiddle doesn't work o.O Chrome inspector does not like your CSS, specifically the "transform" and "transition-property". Oh dear.
– Just Plain High
Apr 5 '14 at 10:07
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How can you iterate over the elements of an std::tuple?
...rloads for every type the tuple might contain. This works best if you know all the tuple elements will share a common base class or something similar.
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Why is the asterisk before the variable name, rather than after the type?
...ered Dec 29 '08 at 19:28
luiscuballuiscubal
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CSS Display an Image Resized and Cropped
...elative on the containing div. If you don't, I've found that IE won't actually clip the image.
– Frank Schwieterman
Jun 26 '09 at 22:56
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Colorized Ruby output to the terminal [closed]
...orite gem! :-)
Check it out:
https://github.com/fazibear/colorize
Installation:
gem install colorize
Usage:
require 'colorize'
puts "I am now red".red
puts "I am now blue".blue
puts "Testing".yellow
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