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Easy way to test a URL for 404 in PHP?
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edited Jan 3 '09 at 1:25
answered Jan 3 '09 at 0:56
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How to read environment variables in Scala
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237
Since Scala 2.9 you can use sys.env for the same effect:
scala> sys.env("HOME")
res0: Strin...
Reading a delimited string into an array in Bash
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339
In order to convert a string into an array, please use
arr=($line)
or
read -a arr <<...
Send POST Request with Data Specified in File via Curl
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378
You're looking for the --data-binary argument:
curl -i -X POST host:port/post-file \
-H "Co...
ImageConvertor 扩展：免费图像转换器，支持JPG/PNG/WEBP格式转换和图像处...
...的图像处理功能。
包名：com.kumaraswamy.convertor.aix
版本：3.9
文件大小：6.9 KB
下载链接
com.kumaraswamy.convertor.aix
ImageConvertor.aia - 示例项目
功能概述
ImageConvertor 扩展提供了全面的图像处理和转...
What does static_assert do, and what would you use it for?
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83
Off the top of my head...
#include "SomeLibrary.h"
static_assert(SomeLibrary::Version > 2, ...
Rails nested form with has_many :through, how to edit attributes of join model?
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3 Answers
3
Active
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Why does X[Y] join of data.tables not allow a full outer join, or a left join?
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3 Answers
3
Active
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Convert floating point number to a certain precision, and then copy to string
I have a floating point number, say 135.12345678910 . I want to concatenate that value to a string, but only want 135.123456789 . With print, I can easily do this by doing something like:
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