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rails 3 validation on uniqueness on multiple attributes
... on the same property.
– zem
Jul 3 '11 at 23:29
24
would you validate a group of three with valid...
How to get the number of Characters in a String?
..."), utf8.RuneCountInString("世界"))
}
Phrozen adds in the comments:
Actually you can do len() over runes by just type casting.
len([]rune("世界")) will print 2. At leats in Go 1.3.
And with CL 108985 (May 2018, for Go 1.11), len([]rune(string)) is now optimized. (Fixes issue 24923)
The compile...
How to view or edit localStorage
...n tab. In the Storage section expand Local Storage. After that, you'll see all your browser's local storage there.
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TypeScript type signatures for functions with variable argument counts
... Serj SaganSerj Sagan
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How to download an entire directory and subdirectories using wget?
...nd I am only able to access the files through a browser. The base URLs for all the files is the same like
8 Answers
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How can I set the request header for curl?
...eader contains "?
– Freewind
Apr 8 '11 at 8:45
2
@Freewind wrap the value with a single-quote ins...
What is the correct way to get a subarray in Scala?
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edited Aug 11 '18 at 8:17
answered Aug 10 '18 at 18:24
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How to get the caller's method name in the called method?
... Alex MartelliAlex Martelli
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6个变态的C语言Hello World程序 - 创意 - 清泛网 - 专注C/C++及内核技术
...要动用C++的编译器g++才能编程通过。
hello1.c
#define _________ }
#define ________ putchar
#define _______ main
#define _(a) ________(a);
#define ______ _______(){
#define __ ______ _(0x48)_(0x65)_(0x6C)_(0x6C)
#define ___ _(0x6F)_(0x2C)_(0x20)_(0x77)_(0x6F)
#define ____ _...
PHP DOMDocument errors/warnings on html5-tags
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@SuperCat It's all dependant on the underlying libxml library.
– lonesomeday
Jul 2 '17 at 12:59
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