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What is the preferred syntax for initializing a dict: curly brace literals {} or the dict() function
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edited Oct 10 '19 at 2:54
BKSpurgeon
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GetType() can lie?
...dFoo foo = new BadFoo();
Console.WriteLine("n1 and n2 are the same type: {0}",
Object.ReferenceEquals(n1.GetType(), foo.GetType()));
// output:
// n1 and n2 are the same type: True
so, yikes, you've successfully lied, right?
Well, yes and no... Consider that using this as an e...
Validating parameters to a Bash script
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10 Answers
10
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ng-options with simple array init
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306
You actually had it correct in your third attempt.
<select ng-model="myselect" ng-options=...
emacs, unsplit a particular window split
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You can use the C-x0 key combination to delete the current window.
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How to check if there exists a process with a given pid in Python?
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Sending signal 0 to a pid will raise an OSError exception if the pid is not running, and do nothing otherwise.
import os
def check_pid(pid):
""" Check For the existence of a unix pid. """
try:
os.kill(pid, 0)
e...
Python `if x is not None` or `if not x is None`?
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1029
There's no performance difference, as they compile to the same bytecode:
Python 2.6.2 (r262:7...
Print function log /stack trace for entire program using firebug
...lpful.
– Ravi Teja
Apr 4 '17 at 11:30
✚1 console.warn('[WARN] CALL STACK:', new Error().stack);
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How do you access a website running on localhost from iPhone browser
...ess network. How do I access localhost from the iPhone? Right now I get a 404 error.
26 Answers
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How to add multiple columns to a table in Postgres?
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answered Mar 10 '11 at 14:15
Erkan HaspulatErkan Haspulat
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