大约有 8,000 项符合查询结果（耗时：0.0150秒） [XML]
Is there a Python function to determine which quarter of the year a date is in?
...
import datetime as dt
import pandas as pd
quarter = pd.Timestamp(dt.date(2016, 2, 29)).quarter
assert quarter == 1
If you have a date column in a dataframe, you can easily create a new quarter column:
df['quarter'] = df['date'].dt.quarter
...
Looping a video with AVFoundation AVPlayer?
..., templateItem: playerItem)
player.play()
This was presented at WWDC 2016 in "Advances in AVFoundation Playback":
https://developer.apple.com/videos/play/wwdc2016/503/
Even using this code, I had a hiccup until I filed a bug report with Apple and got this response:
The movie file having m...
How to get the last day of the month?
...ust before midnight on December 31 and then just after midnight. You'd get 2016-01-01 instead of either 2016-12-01 or 2017-01-01.
– Blair Conrad
Jul 19 '16 at 10:34
...
How to REALLY show logs of renamed files with git?
...
Note: git 2.9 (June2016) will improve quite a bit the "buggy" nature of git log --follow:
See commit ca4e3ca (30 Mar 2016) by SZEDER Gábor (szeder).
(Merged by Junio C Hamano -- gitster -- in commit 26effb8, 13 Apr 2016)
diffcore: fix iter...
Open Facebook page from Android app?
...
Here's the way to do it in 2016, works great, and is very easy.
I discovered this after looking into how emails send by facebook opened the app.
// e.g. if your URL is https://www.facebook.com/EXAMPLE_PAGE, you should put EXAMPLE_PAGE at the end of t...
How to determine SSL cert expiration date from a PEM encoded certificate?
...mple output:
2015-12-16: /etc/ssl/certs/Staat_der_Nederlanden_Root_CA.pem
2016-03-22: /etc/ssl/certs/CA_Disig.pem
2016-08-14: /etc/ssl/certs/EBG_Elektronik_Sertifika_Hizmet_S.pem
share
|
improve t...
How can I run MongoDB as a Windows service?
...e (D:\mongodb\log.txt in the above example) will contain lines like these:
2016-11-11T15:24:54.618-0800 I CONTROL [main] Trying to install Windows service 'MongoDB'
2016-11-11T15:24:54.618-0800 I CONTROL [main] Error connecting to the Service Control Manager: Access is denied. (5)
and if you try ...
Instagram how to get my user id from username?
...
Most of the methods are obsolete since June, 1/2016 api changes
Below worked for me,
access instagram on your browser say chrome, safari or firefox.
Launch developer tools, go to console option.
on command prompt enter below command and hit enter:
window._sharedDat...
Is gcc 4.8 or earlier buggy about regular expressions?
...lt;regex> doesn't work, look: false
$ gcc --version
gcc (GCC) 6.2.1 20160830
Copyright (C) 2016 Free Software Foundation, Inc.
This is free software; see the source for copying conditions. There is NO
warranty; not even for MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.
$ ./a.out
<...
How to remove old Docker containers
...PowerShell:
docker rm @(docker ps -aq)
An update with Docker 1.13 (Q4 2016), credit to VonC (later in this thread):
docker system prune will delete ALL unused data (i.e., in order: containers stopped, volumes without containers and images with no containers).
See PR 26108 and commit 86de7c0, ...