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What does character set and collation mean exactly?
...
I suggest to use utf8mb4_unicode_ci, which is based on the Unicode standard for sorting and comparison, which sorts accurately in a very wide range of languages.
shar...
How to reverse a string in Go?
... of the input in bytes. It does not correspond to its length. - Not all utf8's runes are of the same size. It can be either 1, 2, 4, or 8. - You should use unicode/ut8 package's method RuneCountInString to get the length of the rune.
– Anvesh Checka
May 2...
开源邮件传输代理软件 -- Postfix 介绍 - 开源 & Github - 清泛网 - 专注C/C++及内核技术
...ix。Postfix支持/var[/spool]/mail、/etc/aliases、 NIS、和 ~/.forward 文件。
4. 更健壮：
postfix被设计成在重负荷之下仍然可以正常工作。当系统运行超出了可用的内存或磁盘空间时，postfix会自动减少运行进程的数目。当处理的邮件数目...
Deep Learning（深度学习）学习笔记整理系列之（三） - 大数据 & AI - 清泛...
...动地学习特征，假设我们有一堆输入I（如一堆图像或者文本），假设我们设计了一个系统S（有n层），我们通过调整系统中参数，使得它的输出仍然是输入I，那么我们就可以自动地获取得到输入I的一系列层次特征，即S1，…, Sn...
Log all queries in mysql
... `thread_id` bigint(21) unsigned NOT NULL
) ENGINE=CSV DEFAULT CHARSET=utf8 COMMENT='Slow log'
CREATE TABLE `general_log` (
`event_time` timestamp NOT NULL DEFAULT CURRENT_TIMESTAMP
ON UPDATE CURRENT_TIMESTAMP,
`user_host` mediumtext NOT NULL,
`thread_id` b...
How to stop app that node.js express 'npm start'
...ndefined') {
fs.writeFileSync('.server.pid', child.pid, {
encoding: 'utf8'
})
}
build/stop-server.js
import fs from 'fs'
import kill from 'tree-kill'
const serverPid = fs.readFileSync('.server.pid', {
encoding: 'utf8'
})
fs.unlinkSync('.server.pid')
kill(serverPid)
package.json
"sc...
How to create CSV Excel file C#? [closed]
... public byte[] ExportToBytes()
{
return Encoding.UTF8.GetBytes(Export());
}
//get the csv value for field.
private string MakeValueCsvFriendly(object value)
{
if (value == null) return "";
if (value is Nullable &&...
What is the difference between UTF-8 and ISO-8859-1?
... I had seen where Umlaut's are not supposedly converted with UTF8. We saw examples of this and in searching we found the ISO-8859-1 and it seems to work. We have a lot of German Scientist we work with.
– Aggie Jon of 87
Jul 25 '18 at 15:20
...
Image Greyscale with CSS & re-color on mouse-over?
...only one colored image)
img.grayscale {
filter: url("data:image/svg+xml;utf8,<svg xmlns=\'http://www.w3.org/2000/svg\'><filter id=\'grayscale\'><feColorMatrix type=\'matrix\' values=\'0.3333 0.3333 0.3333 0 0 0.3333 0.3333 0.3333 0 0 0.3333 0.3333 0.3333 0 0 0 0 0 1 0\'/></fi...
Converting int to bytes in Python 3
...mple:
>>> bytes([51, 13, 10])
b'3\r\n'
>>> bytes('3', 'utf8') + b'\r\n'
b'3\r\n'
>>> n = 3
>>> bytes(str(n), 'ascii') + b'\r\n'
b'3\r\n'
Tested on IPython 1.1.0 & Python 3.2.3
sha...