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In-memory size of a Python structure
Is there a reference for the memory size of Python data stucture on 32- and 64-bit platforms?
7 Answers
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What is the Swift equivalent of respondsToSelector?
...ional unwrapper operator. This allows you to call a method on an object if and only if the object exists (not nil) and the method is implemented.
In the case where you still need respondsToSelector:, it is still there as part of the NSObject protocol.
If you are calling respondsToSelector: on an O...
QuotaExceededError: Dom exception 22: An attempt was made to add something to storage that exceeded
... edited Sep 20 '17 at 12:39
sandstrom
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answered May 4 '14 at 7:48
...
Bomb dropping algorithm
... simple sub-problem.
There are 2 parts to the explanation, the algorithm, and the reason the algorithm
provides an optimal solution. The first won't make sense without the second, so I'll
start with the why.
If you think of bombing the rectangle (assume a big rectangle - no edge cases yet)
you...
How to export all data from table to an insertable sql format?
... in a database (call it A_db ) in Microsoft SQL Server Management Studio, and there are 10 rows.
6 Answers
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How can I check if an ip is in a network in Python?
...
This article shows you can do it with socket and struct modules without too much extra effort. I added a little to the article as follows:
import socket,struct
def makeMask(n):
"return a mask of n bits as a long integer"
return (2L<<n-1) - 1
def dotted...
How to terminate a window in tmux?
...esize-pane -R 1
bind - resize-pane -D 1
bind + resize-pane -U 1
bind . command-prompt
bind a last-window
bind space command-prompt -p index "select-window"
bind r source-file ~/.tmux.conf
# Options
set -g bell-action none
set -g set-titles on
set -g set-titles-string "tmux (#I:#W)"
set -g base-inde...
Install a Python package into a different directory using pip?
I know the obvious answer is to use virtualenv and virtualenvwrapper, but for various reasons I can't/don't want to do that.
...
NSNotificationCenter addObserver in Swift
...tification.Name("NotificationIdentifier"), object: nil)
Function-Method handler for received Notification:
@objc func methodOfReceivedNotification(notification: Notification) {}
Swift 3.0 & Xcode 8.0+:
Send(Post) Notification:
NotificationCenter.default.post(name: Notification.Name("Notif...
How can I convert JSON to a HashMap using Gson?
...ion to generically deserialize nested JSON to a Map<String, Object>, and found nothing.
The way my yaml deserializer works, it defaults JSON objects to Map<String, Object> when you don't specify a type, but gson doesn't seem to do this. Luckily you can accomplish it with a custom deser...