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When should I use Inline vs. External Javascript?
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answered Sep 26 '08 at 11:33
Konrad RudolphKonrad Rudolph
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How to test if list element exists?
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edited Oct 11 '11 at 3:01
answered Oct 10 '11 at 23:36
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How do I get time of a Python program's execution?
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31 Answers
31
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Get the generated SQL statement from a SqlCommand object?
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23 Answers
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Difference between attr_accessor and attr_accessible
...e so:
Order.new({ :type => 'Corn', :quantity => 6, :price_off => 30 })
Even if your form doesn't have a field for :price_off, if it's in your model it's available by default. This means a crafted POST could still set it. Using attr_accessible white lists those things that can be mass ass...
Can pandas automatically recognize dates?
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You should add parse_dates=True, or parse_dates=['column name'] when reading, thats usually en...
How do I find the authoritative name-server for a domain name?
...nslookup
> set querytype=soa
> stackoverflow.com
Server: 217.30.180.230
Address: 217.30.180.230#53
Non-authoritative answer:
stackoverflow.com
origin = ns51.domaincontrol.com # ("primary name server" on Windows)
mail addr = dns.jomax.net # ("responsible ma...
C++ template中typename和class的区别 - C/C++ - 清泛网 - 专注C/C++及内核技术
C++ template中typename和class的区别历史原因，以前是用class，后来C++ Standard 出现后，引入了typename, 所以他们是一样的。但是，又有一些微妙的不同，因为有时候，你不得不使用typename。历史原因，以前是用class，后来C++ Standard 出现...
Poco::Timer 用法剖析 - C/C++ - 清泛网 - 专注C/C++及内核技术
Poco::Timer 用法剖析Poco::Timer 提供了定时任务的功能，从线程池中创建一个线程，每隔一段时间让线程中的主体代码执行一次。其余时间此线程阻塞在Event.trywa...Poco::Timer 提供了定时任务的功能，从线程池中创建一个线程，每隔一...
手把手教你用Strace诊断问题 - 更多技术 - 清泛网 - 专注C/C++及内核技术
手把手教你用Strace诊断问题早些年，如果你知道有个 strace 命令，就很牛了，而现在大家基本都知道 strace 了，如果你遇到性能问题求助别人，十有八九会建议你用 ...早些年，如果你知道有个 strace 命令，就很牛了，而现在大家...