大约有 13,300 项符合查询结果（耗时：0.0241秒） [XML]
How can I generate Unix timestamps?
...n Linux or MacOS you can use:
date +%s
where
+%s, seconds since 1970-01-01 00:00:00 UTC. (GNU Coreutils 8.24 Date manual)
Example output now 1454000043.
share
|
improve this answer
...
Plotting two variables as lines using ggplot2 on the same graph
...
rcsrcs
58.7k1818 gold badges160160 silver badges143143 bronze badges
8
...
Get first day of week in SQL Server
...nday:
You're adding a number of weeks to the date 0. What is date 0? 1900-01-01. What was the day on 1900-01-01? Monday. So in your code you're saying, how many weeks have passed since Monday, January 1, 1900? Let's call that [n]. Ok, now add [n] weeks to Monday, January 1, 1900. You should not be ...
GitHub pull request showing commits that are already in target branch
...get branch (I contacted GitHub support, and received a response on 18 Nov 2014 stating this is by design).
However, you can get it to show you the updated changes by doing the following:
http://githuburl/org/repo/compare/targetbranch...currentbranch
Replace githuburl, org, repo, targetbranch, an...
Detecting a mobile browser
...-| |_|a|g|p|s|t)|tp)|hu(aw|tc)|i\-(20|go|ma)|i230|iac( |\-|\/)|ibro|idea|ig01|ikom|im1k|inno|ipaq|iris|ja(t|v)a|jbro|jemu|jigs|kddi|keji|kgt( |\/)|klon|kpt |kwc\-|kyo(c|k)|le(no|xi)|lg( g|\/(k|l|u)|50|54|\-[a-w])|libw|lynx|m1\-w|m3ga|m50\/|ma(te|ui|xo)|mc(01|21|ca)|m\-cr|me(rc|ri)|mi(o8|oa|ts)|mmef|...
Moment.js - how do I get the number of years since a date, not rounded up?
...ful fromNow method rounds up the years. For instance, if today is 12/27/2012 and the person's birth date is 02/26/1978, moment("02/26/1978", "MM/DD/YYYY").fromNow() returns '35 years ago'. How can I make Moment.js ignore the number of months, and simply return the number of years (i.e. 34) since...
reducing number of plot ticks
...d of nbins
– meduz
May 19 '16 at 10:01
1
...
SQL JOIN and different types of JOINs
...N. For example:
SELECT *
-- This just generates all the days in January 2017
FROM generate_series(
'2017-01-01'::TIMESTAMP,
'2017-01-01'::TIMESTAMP + INTERVAL '1 month -1 day',
INTERVAL '1 day'
) AS days(day)
-- Here, we're combining all days with all departments
CROSS JOIN departments
Wh...
How do I assign a port mapping to an existing Docker container?
... the above and it works. For more details see: mybrainimage.wordpress.com/2017/02/05/…
– rohitmohta
Feb 6 '17 at 1:59
...
Simplest way to detect a mobile device in PHP
...-| |_|a|g|p|s|t)|tp)|hu(aw|tc)|i\-(20|go|ma)|i230|iac( |\-|\/)|ibro|idea|ig01|ikom|im1k|inno|ipaq|iris|ja(t|v)a|jbro|jemu|jigs|kddi|keji|kgt( |\/)|klon|kpt |kwc\-|kyo(c|k)|le(no|xi)|lg( g|\/(k|l|u)|50|54|\-[a-w])|libw|lynx|m1\-w|m3ga|m50\/|ma(te|ui|xo)|mc(01|21|ca)|m\-cr|me(rc|ri)|mi(o8|oa|ts)|mmef|...