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How can I use Timer (formerly NSTimer) in Swift?
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You can declare Var timer: NSTimer! initially and use it whenever needed!
– Nigilan
Sep 1 '15 at 7:38
1
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Regex Last occurrence?
...is only for the Regexr test needed. It changes the meaning of the the $. Standard is end of the string, with Multiline its end of the row. Because the test text in Regexr has multiple rows I need this option there.
– stema
Dec 4 '11 at 12:20
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Passing enum or object through an intent (the best solution)
...stion, but everybody fails to mention that Enums are actually Serializable and therefore can perfectly be added to an Intent as an extra. Like this:
public enum AwesomeEnum {
SOMETHING, OTHER;
}
intent.putExtra("AwesomeEnum", AwesomeEnum.SOMETHING);
AwesomeEnum result = (AwesomeEnum) intent.get...
What is the easiest way to make a C++ program crash?
...program that interfaces with a different crashy process (that's out of my hands). Unfortunately the program I'm interfacing with doesn't even crash reliably! So I want to make a quick C++ program that crashes on purpose but I don't actually know the best and shortest way to do that, does anyone know...
Check if Python Package is installed
... a python script, just do something like this:
Python 3.3+ use sys.modules and find_spec:
import importlib.util
import sys
# For illustrative purposes.
name = 'itertools'
if name in sys.modules:
print(f"{name!r} already in sys.modules")
elif (spec := importlib.util.find_spec(name)) is not None...
How to checkout a specific Subversion revision from the command line?
... to checkout a specific revision of a folder in Subversion using the command line.
10 Answers
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Why is a C++ Vector called a Vector?
... vartec, can't a Euclidean vector be represented as a coordinate vector and vice versa? They're just different representations of the same thing (a tuple) in Euclidian space versus the more general vector space.
– Calvin
Apr 17 '09 at 1:13
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How to drop a database with Mongoose?
I'm preparing a database creation script in Node.js and Mongoose.
How can I check if the database already exists, and if so, drop (delete) it using Mongoose?
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Determine whether an array contains a value [duplicate]
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fixed the comparison and added the missing return -1; please note that according to the ES5 spec, this method will behave differently from the native one in case ofsigned zeroes and NaNs (see 15.4.4.14 and 9.12 vs. 11.9.6)
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Paste multiple columns together
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no need for apply here; paste is vectorised, and that's more efficient
– baptiste
Jan 28 '13 at 21:49
1
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