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How do you use String.substringWithRange? (or, how do Ranges work in Swift?)
...NSString = str as NSString
myNSString.substringWithRange(NSRange(location: 0, length: 3))
Note: as JanX2 mentioned, this second method is not safe with unicode strings.
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npm install vs. update - what's the difference?
...in package.json:
{
"name": "my-project",
"version": "1.0", // install update
"dependencies": { // ------------------
"already-installed-versionless-module": "*", // ignores "1.0" -> "1.1"
"already...
Creating a JavaScript cookie on a domain and reading it across sub domains
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209
Just set the domain and path attributes on your cookie, like:
<script type="text/javascript...
How do I declare a 2d array in C++ using new?
...ize it using a loop, like this:
int** a = new int*[rowCount];
for(int i = 0; i < rowCount; ++i)
a[i] = new int[colCount];
The above, for colCount= 5 and rowCount = 4, would produce the following:
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How can I extract the folder path from file path in Python?
...s.
>>> import os
>>> '\\'.join(existGDBPath.split('\\')[0:-1])
'T:\\Data\\DBDesign'
Although, I would recommend using the os.path.dirname function to do this, you just need to pass the string, and it'll do the work for you. Since, you seem to be on windows, consider using the ab...
Javascript equivalent of Python's zip function
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2016 update:
Here's a snazzier Ecmascript 6 version:
zip= rows=>rows[0].map((_,c)=>rows.map(row=>row[c]))
Illustration equiv. to Python{zip(*args)}:
> zip([['row0col0', 'row0col1', 'row0col2'],
['row1co...
What does the M stand for in C# Decimal literal notation?
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403
It means it's a decimal literal, as others have said. However, the origins are probably not tho...
How can sbt pull dependency artifacts from git?
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answered Sep 26 '11 at 3:40
Kipton BarrosKipton Barros
19.7k33 gold badges6161 silver badges7575 bronze badges
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printf() formatting for hex
...hy when printing hex as an 8 digit number with leading zeros, does this %#08X Not display the same result as 0x%08X ?
3 ...
List distinct values in a vector in R
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answered Oct 13 '11 at 14:08
csgillespiecsgillespie
52.3k1313 gold badges127127 silver badges169169 bronze badges
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