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ros 基本调试 - 更多技术 - 清泛网 - 专注C/C++及内核技术
...数据传输速率）
2.2KDBG
2.3GDB
2.4WINDBG
3.生成更多输出
3.1编译时开启verbosity功能
3.1.1 reactos类型
3.1.1.1加入我们自己的debug消息
3.1.2 wine的类型
3.2 运行时开启verbosity
3.3 进入内置的内核调试器
3.3.1 动态调试
3.3.1.1 在用户态异...
What's the _ underscore representative of in Swift References?
...gn also for very big numbers to make them more readable like this let pi = 3.141_592_653_59
– SMP
Oct 25 '14 at 14:30
...
Why use pip over easy_install? [closed]
...irtual environments (which come built-in with 3.4, or can be added to 2.6+/3.1+ with virtualenv) have become a very important and prominent tool (and recommended in the official docs); they include pip out of the box, but don't even work properly with easy_install.
The distribute package that includ...
What is the maximum number of characters that nvarchar(MAX) will hold?
... @quakkels: unless you plan to top Tolstoi' War and Peace (approx. 3.1 million characters) almost 350 times over - no, you won't have to worry about capacity :-) And since it's a VARCHAR/NVARCHAR type, it will always only use as much space as needed - no worries about wasted or unnecessarily...
What is sys.maxint in Python 3?
...ame platform (assuming the
same build options).
http://docs.python.org/3.1/whatsnew/3.0.html#integers
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How to install both Python 2.x and Python 3.x in Windows
...hange, when I tried to run a program in Python 2.7, it still ran in Python 3.1 (Perhaps because Windows 7 can't handle two different programs with the same name). After renaming the exe's as shown, everything went well.
– dln385
Sep 28 '10 at 3:16
...
sqlite database default time value 'now'
...UTOINCREMENT,
t TIMESTAMP
DEFAULT CURRENT_TIMESTAMP
);
as of version 3.1 (source)
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How to tell if rails is in production?
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If its Rails 3.1+, Rails.env.production? will return true when in production.
Rails.env.production? #=> true
Rails.env.staging? #=> false
Rails.env.development? #=> false
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Programmatically creating Markdown tables in R with KnitR
... 1.30
4 4.60 3.10 1.50
5 5.00 3.60 1.40
6 5.40 3.90 1.70
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RSpec: how to test if a method was called?
...
To fully comply with RSpec ~> 3.1 syntax and rubocop-rspec's default option for rule RSpec/MessageSpies, here's what you can do with spy:
Message expectations put an example's expectation at the start, before you've invoked the
code-under-test. Many...