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What is the curiously recurring template pattern (CRTP)?
Without referring to a book, can anyone please provide a good explanation for CRTP with a code example?
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How to delete from a text file, all lines that contain a specific string?
How would I use sed to delete all lines in a text file that contain a specific string?
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Delete local Git branches after deleting them on the remote repo
I want to have my local and remote repositories always in sync in terms of branches.
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When a 'blur' event occurs, how can I find out which element focus went *to*?
Suppose I attach an blur function to an HTML input box like this:
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20个命令行工具监控 Linux 系统性能 - 更多技术 - 清泛网 - 专注C/C++及内核技术
...因。这些监控命令足够你选择适合你的监控场景。
1. top —Linux系统进程监控
top 命令是性能监控程序，它可以在很多 Linux/Unix 版本下使用，并且它也是 Linux 系统管理员经常使用的监控系统性能的工具。Top 命令可以定期显示所...
AngularJS access parent scope from child controller
I've set up my controllers using data-ng-controller="xyzController as vm"
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Ruby optional parameters
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This isn't possible with ruby currently. You can't pass 'empty' attributes to methods. The closest you can get is to pass nil:
ldap_get(base_dn, filter, nil, X)
However, this will set the scope to nil, not LDAP::LDAP_SCOPE_SUBTREE.
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sed one-liner to convert all uppercase to lowercase?
I have a textfile in which some words are printed in ALL CAPS. I want to be able to just convert everything in the textfile to lowercase, using sed . That means that the first sentence would then read, 'i have a textfile in which some words are printed in all caps.'
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How to create a CPU spike with a bash command
...n a Linux machine. It's quad core system and I want all cores going full speed. Ideally, the CPU load would last a designated amount of time and then stop. I'm hoping there's some trick in bash. I'm thinking some sort of infinite loop.
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Find out whether Chrome console is open
I am using this little script to find out whether Firebug is open:
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