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Can I update a component's props in React.js?
... with React.js, it seems like props are intended to be static (passed in from the parent component), while state changes based upon events. However, I noticed in the docs a reference to componentWillReceiveProps , which specifically includes this example:
...
Is it possible to install iOS 6 SDK on Xcode 5?
...updated to xcode 5 it removed older sdk. But I taken the copy of older SDK from another computer and the same you can download from following link.
http://www.4shared.com/zip/NlPgsxz6/iPhoneOS61sdk.html
(www.4shared.com test account test@yopmail.com/test)
There are 2 ways to work with.
1) Unzip a...
How to percent-encode URL parameters in Python?
...
Python 2
From the docs:
urllib.quote(string[, safe])
Replace special characters in string
using the %xx escape. Letters, digits,
and the characters '_.-' are never
quoted. By default, this function is
intended for quotin...
Is key-value observation (KVO) available in Swift?
...
Since this wasn't clear to me from @fabb's comment: use the dynamic keyword for any properties inside of a class you'd like to be KVO compliant (not the dynamic keyword on the class itself). This worked for me!
– Tim Arnold
...
How to prevent vim from creating (and leaving) temporary files?
...d to add "set noswapfile" to your .vimrc as well to prevent new swap files from being created, as mentioned in the edit to the original question.
– Earl Zedd
Jul 18 '15 at 15:12
...
What's the difference between SortedList and SortedDictionary?
... for different operations in different situtations. Here's a nice summary (from the SortedDictionary docs):
The SortedDictionary<TKey, TValue> generic
class is a binary search tree with
O(log n) retrieval, where n is the
number of elements in the dictionary.
In this, it is similar ...
Lost connection to MySQL server at 'reading initial communication packet', system error: 0
...to the loop-back IP (127.0.0.1 / localhost) which effectively cuts you off from connecting from "outside".
If this is the case, you need to upload the script to the webserver (which is probably also running the MySQL server) and keep your server host as 'localhost'
...
How do I implement IEnumerable
...
You might as well inherit from Collection<MyObject> and then you won't have to write any custom code.
– John Alexiou
Oct 2 '18 at 21:23
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How do I know if a generator is empty from the start?
...w the programmer to ask whether there is another value without removing it from the "queue" if there is. There is such thing as single peek-ahead without requiring "backward traversal". That's not to say an iterator design must supply such a feature, but it sure is useful. Maybe you're objecting on ...
How to check if a string contains an element from a list in Python
...handle http://.../file.doc?foo and http://.../foo.doc/file.exe correctly.
from urlparse import urlparse
import os
path = urlparse(url_string).path
ext = os.path.splitext(path)[1]
if ext in extensionsToCheck:
print(url_string)
...