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How to index characters in a Golang string?
...llo"[1])) // ASCII only
fmt.Println(string([]rune("Hello, 世界")[1])) // UTF-8
fmt.Println(string([]rune("Hello, 世界")[8])) // UTF-8
}
Output:
e
e
界
Read:
Go Programming Language Specification section on Conversions.
The Go Blog: Strings, bytes, runes and charact...
When to use LinkedList over ArrayList in Java?
...64 bit systems, and 'n' is the number of elements. Note the reason for the mods is because all objects in java will take up a multiple of 8 bytes space regardless of whether it is all used or not.
ArrayList:
ArrayList object header + size integer + modCount integer + array reference + (array oject...
刘强东：一家公司特别针对我们时 他已经恐惧了 - 资讯 - 清泛网 - 专注C/C+...
...带来的价值最大，没有比较他们永远不知道谁最好。如果我的商业模式先进，我不担心他跟竞争对手合作。如果说你跟别人合作更好，说明我的商业模式不如别人，就是这个结果，我拦也拦不住。
所以如果我的商业模式比对方...
.htaccess mod_rewrite - how to exclude directory from rewrite rule
...for validating renewal of SSL certificates via the file method. No need to modify anything outside the temporary directories, or in the vhost file. Once the validation is done, you can just delete the whole folder and you're done. Just great.
– Countzero
May 26...
Best way to make Java's modulus behave like it should with negative numbers?
...n -b and 0, (a % b + b) is necessarily lower than b and positive. The last modulo is there in case a was positive to begin with, since if a is positive (a % b + b) would become larger than b. Therefore, (a % b + b) % b turns it into smaller than b again (and doesn't affect negative a values).
...
How to use mod operator in bash?
... If someone needs this for mathematical operations, note that modulo operation with negative numbers in bash returns only remainder, not mathematical modulo result. This means, that while mathematically -12 mod 10 is 8, bash will calculate it as -2. You can test it with simple echo ...
Test if number is odd or even
...out if a number/variable is odd or even in PHP?
Is it something to do with mod?
17 Answers
...
How do I import a specific version of a package using go get?
... install a specific version of a vendor lib into the project folder ( node_modules ) by telling npm to install that version of that lib from the package.json or even directly from the console, like so:
...
意见反馈考虑改为bbs：[url]https://bbs.tsingfun.com/forum.php?mod=forum...
意见反馈考虑改为bbs：https://bbs.tsingfun.com/forum.p ... ypeid&typeid=63已修改。
What is the result of % in Python?
...
The % (modulo) operator yields the remainder from the division of the first argument by the second. The numeric arguments are first converted to a common type. A zero right argument raises the ZeroDivisionError exception. The argume...