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What is the python “with” statement designed for?
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Using jQuery To Get Size of Viewport
How do I use jQuery to determine the size of the browser viewport, and to redetect this if the page is resized? I need to make an IFRAME size into this space (coming in a little on each margin).
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Why can't I push to this bare repository?
...inted out, you would not have this problem if your push.default was customized. I like upstream/tracking.
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Performance of Java matrix math libraries? [closed]
...library uses multicore or not? For some purposes, eg when one is parallelizing using mpi or hadoop etc, the important time is actually the singlecore time, since the mpi/hadoop implementation takes care of parallelizing things. (At least, for me jblas was about 2.5 faster than jama, not 10 times fa...
How to POST JSON Data With PHP cURL?
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Comma in C/C++ macro
...gt;), map_var);
The problem is then that the parameter remains parenthesized inside the macro expansion, which prevents it being read as a type in most contexts.
A nice trick to workaround this is that in C++, you can extract a typename from a parenthesized type name using a function type:
templ...
【HarmonyOS】真机测试ble - HarmonyOS NEXT - 清泛IT社区，为创新赋能！
...equire <com.google.youngandroid.runtime>) (process-repl-input "JzMV(3fN...
[2:01:15 PM] → SimpleYail 执行
[2:01:15 PM] [YAIL] 解析 YAIL (224 chars)
[2:01:15 PM] [YAIL] 解析得到 1 个顶层表达式
[2:01:15 PM] [YAIL] 执行[0]: (begin ...) len=3
[2:01:15 PM] [YAI...
Sorting an ArrayList of objects using a custom sorting order
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How to output only captured groups with sed?
...*/\1 \2/p'
This says:
don't default to printing each line (-n)
exclude zero or more non-digits
include one or more digits
exclude one or more non-digits
include one or more digits
exclude zero or more non-digits
print the substitution (p)
In general, in sed you capture groups using parentheses...
Rails: What's a good way to validate links (URLs)?
... available at the moment is the Public Suffix List, a list maintained by Mozilla. I created a Ruby library to parse and validate domains against the Public Suffix List, and it's called PublicSuffix.
If you want to validate the format of an URI/URL, then you might want to use regular expressions. Ins...