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Should I use != or for not equal in T-SQL?
I have seen SQL that uses both != and <> for not equal . What is the preferred syntax and why?
14 Answers
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CSS3 transform not working
I am trying to transform my menu items by rotating them 10 degrees. My CSS works in Firefox but I've failed to replicate the effect in Chrome and Safari. I know IE doesn't support this CSS3 property so that's not a problem.
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How to reload apache configuration for a site without restarting apache
...of my websites in sites-enabled directory. How do I reload the new configuration without restarting apache? Is it possible?
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Func delegate with no return type
All of the Func delegates return a value. What are the .NET delegates that can be used with methods that return void?
7 Ans...
Is double square brackets [[ ]] preferable over single square brackets [ ] in Bash?
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[[ has fewer surprises and is generally safer to use. But it is not portable - POSIX doesn't specify what it does and only some shells support it (beside bash, I heard ksh supports it too). For example, you can do
[[ -e $b ]]
to test whether a file ex...
How do you get the index of the current iteration of a foreach loop?
Is there some rare language construct I haven't encountered (like the few I've learned recently, some on Stack Overflow) in C# to get a value representing the current iteration of a foreach loop?
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Runnable with a parameter?
I have a need for a "Runnable that accepts a parameter" although I know that such runnable doesn't really exist.
7 Answers
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Memcached下一站：HandlerSocket！ - 更多技术 - 清泛网 - 专注C/C++及内核技术
Memcached下一站：HandlerSocket！目前使用MySQL的网站，多半同时使用Memcached作为键值缓存。虽然这样的架构极其流行，有众多的案例，但过于依赖Memcached，无形中让Memcach...目前使用MySQL的网站，多半同时使用Memcached作为键值缓存。虽...
“On-line” (iterator) algorithms for estimating statistical median, mode, skewness, kurtosis?
Is there an algorithm to estimate the median, mode, skewness, and/or kurtosis of set of values, but that does NOT require storing all the values in memory at once?
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A simple scenario using wait() and notify() in java
Can I get a complete simple scenario i.e. tutorial that suggest how this should be used, specifically with a Queue?
6 Answe...