大约有 15,500 项符合查询结果（耗时：0.0415秒） [XML]
One-liner to take some properties from object in ES 6
...e for said function.
Like so:
const orig = {
id: 123456789,
name: 'test',
description: '…',
url: 'https://…',
};
const filtered = ['id', 'name'].reduce((result, key) => { result[key] = orig[key]; return result; }, {});
console.log(filtered); // Object {id: 123456789, name: "test...
MYSQL Truncated incorrect DOUBLE value
...nts itself.
SQL Error (1292): Truncated incorrect DOUBLE value: 'N0003'
Test data
CREATE TABLE `table1 ` (
`value1` VARCHAR(50) NOT NULL
);
INSERT INTO table1 (value1) VALUES ('N0003');
CREATE TABLE `table2 ` (
`value2` VARCHAR(50) NOT NULL
);
INSERT INTO table2 (value2)
SELECT value...
Is it possible to focus on a using JavaScript focus() function?
...div only focus-able by script, not the user.
document.getElementById('test').onclick = function () {
document.getElementById('scripted').focus();
};
div:focus {
background-color: Aqua;
}
<div>Element X (not focusable)</div>
<div tabindex="0">Element Y (user or s...
PHP PDO: charset, set names?
...all three:
<?php
define('DB_HOST', 'localhost');
define('DB_SCHEMA', 'test');
define('DB_USER', 'test');
define('DB_PASSWORD', 'test');
define('DB_ENCODING', 'utf8');
$dsn = 'mysql:host=' . DB_HOST . ';dbname=' . DB_SCHEMA;
$options = array(
PDO::ATTR_ERRMODE => PDO::ERRMODE_EXCEPTION,...
JavaScript implementation of Gzip [closed]
... I see at least two problems with the code above: 1) try to compress "Test to compress this \u0110\u0111\u0112\u0113\u0114 non ascii characters.", 2) No error is reported if code > 65535.
– some
Nov 17 '08 at 5:40
...
How do I kill all the processes in Mysql “show processlist”?
...store in a variable
Just run in your command prompt
> out1=$(mysql -B test -uroot -proot --disable-column-names -e "select concat('KILL ',id,';') from information_schema.processlist where user='root' and time > 200;")
> out2= $(mysql -B test -uroot -proot --disable-column-names -e "$ou...
How to merge YAML arrays?
..."$SSH_KNOWN_HOSTS" > ~/.ssh/known_hosts
- chmod 644 ~/.ssh/known_hosts
test:
image: python:3.7.3
stage: test
script:
- *pip_git
- pip install -q -r requirements_test.txt
- python -m unittest discover tests
use the same `*pip_git` on e.g. build image...
wher...
How do I modify the URL without reloading the page?
... May not work on file:/// for safety reasons, e.g. Firefox 30. Test on localhost with python -m SimpleHTTPServer.
– Ciro Santilli 郝海东冠状病六四事件法轮功
Jul 9 '14 at 16:05
...
Detecting an “invalid date” Date instance in JavaScript
...
This test would fail in Chrome. For example, Date.parse('AAA-0001') in Chrome gives me a number.
– Nick
Jun 17 '19 at 4:28
...
Check if an element is present in an array [duplicate]
...e().getTime();
for(var i = 0; i < 10000000; i++)
{
if(array.includes("test") === true){ result++; }
}
console.log(new Date().getTime() - start);
~ 1050 ms, indexOf
var array = [0,1,2,3,4,5,6,7,8,9];
var result = 0;
var start = new Date().getTime();
for(var i = 0; i < 10000000; i++)
{
...