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Converting NSString to NSDate (and back again)
...at to match our input string
// if the format doesn't match you'll get nil from your string, so be careful
dateFormatter.dateFormat = "dd-MM-yyyy"
//`date(from:)` returns an optional so make sure you unwrap when using.
var dateFromString: Date? = dateFormatter.date(from: dateString)
Date to Stri...
How to get Resource Name from Resource id
...
You have id('long' type) from that id you want to access radio button id(name) that is radio1.
You use this
getResources().getResourceEntryName(id);
in using above you can get name of radio button i.e. radio1. here parameter id is which you hav...
Web-scraping JavaScript page with Python
...t: Yay! Supports javascript
Scraping without JS support:
import requests
from bs4 import BeautifulSoup
response = requests.get(my_url)
soup = BeautifulSoup(response.text)
soup.find(id="intro-text")
# Result:
<p id="intro-text">No javascript support</p>
Scraping with JS support:
from...
How do you get git to always pull from a specific branch?
...ifferent projects. In each project, I always git clone [repository] and from that point, can always git pull , so long as I don't have outstanding changes, of course.
...
What is the difference between CMD and ENTRYPOINT in a Dockerfile?
... everything is passed to the entrypoint, you can have a very nice behavior from your images. @Jiri example is good, it shows how to use an image as a "binary". When using ["/bin/cat"] as entrypoint and then doing docker run img /etc/passwd, you get it, /etc/passwd is the command and is passed to the...
Converting datetime.date to UTC timestamp in Python
...
If d = date(2011, 1, 1) is in UTC:
>>> from datetime import datetime, date
>>> import calendar
>>> timestamp1 = calendar.timegm(d.timetuple())
>>> datetime.utcfromtimestamp(timestamp1)
datetime.datetime(2011, 1, 1, 0, 0)
If d is in loc...
get client time zone from browser [duplicate]
Is there a reliable way to get a timezone from client browser? I saw the following links but I want a more robust solution.
...
Getting Http Status code number (200, 301, 404, etc.) from HttpWebRequest and HttpWebResponse
I am trying to get the HTTP status code number from the HttpWebResponse object returned from a HttpWebRequest . I was hoping to get the actual numbers (200, 301,302, 404, etc.) rather than the text description. ("Ok", "MovedPermanently", etc.) Is the number buried in a property somewhere in th...
Reverse Range in Swift
...a range
for i in (1...5).reversed() { print(i) } // 5 4 3 2 1
Or stride(from:through:by:) method
for i in stride(from:5,through:1,by:-1) { print(i) } // 5 4 3 2 1
stide(from:to:by:) is similar but excludes the last value
for i in stride(from:5,to:0,by:-1) { print(i) } // 5 4 3 2 1
Update Fo...
Difference between private, public, and protected inheritance
...d inheritance. Let's consider a class Base and a class Child that inherits from Base.
If the inheritance is public, everything that is aware of Base and Child is also aware that Child inherits from Base.
If the inheritance is protected, only Child, and its children, are aware that they inherit fro...