大约有 1,700 项符合查询结果（耗时：0.0241秒） [XML]
How can I start PostgreSQL server on Mac OS X?
...e, so for those who are looking for it:
initdb /usr/local/var/postgres -E utf8
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What's the correct way to convert bytes to a hex string in Python 3?
...
>>> import binascii
>>> binascii.hexlify('foo'.encode('utf8'))
b'666f6f'
>>> binascii.unhexlify(_).decode('utf8')
'foo'
See this answer:
Python 3.1.1 string to hex
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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...
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 can I pipe stderr, and not stdout?
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@JonasDahlbæk: the tweak is primarily an issue of tidiness. In truly arcane situations, it might make the difference between a process detecting and not detecting EOF, but that requires very peculiar circumstances.
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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...
Better way to check variable for null or empty string?
Since PHP is a dynamic language what's the best way of checking to see if a provided field is empty?
10 Answers
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Get a random item from a JavaScript array [duplicate]
...tion if you want: npmjs.com/package/lodash.sample
– XåpplI'-I0llwlg'I -
Dec 4 '15 at 11:32
4
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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 &&...
How can I copy the content of a branch to a new local branch?
I have worked on a local branch and also pushed the changes to remote. I want to revert the changes on that branch and do something else on it, but I don't want to lose the work completely. I was thinking of something like create a new branch locally and copy the old branch there, then I can revert ...