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What is a “context bound” in Scala?
One of the new features of Scala 2.8 are context bounds. What is a context bound and where is it useful?
4 Answers
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Latest jQuery version on Google's CDN
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UPDATE 7/3/2014: As of now, jquery-latest.js is no longer being updated.
From the jQuery blog:
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How can I use “sizeof” in a preprocessor macro?
...zeof(someThing) == PAGE_SIZE, "Data structure doesn't match page size");
2. Custom macro
If you just want to get a compile-time error when sizeof(something) is not what you expect, you can use following macro:
#define BUILD_BUG_ON(condition) ((void)sizeof(char[1 - 2*!!(condition)]))
Usage:
BU...
How to find keys of a hash?
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275
There is function in modern JavaScript (ECMAScript 5) called Object.keys performing this opera...
How to read keyboard-input?
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127
try
raw_input('Enter your input:') # If you use Python 2
input('Enter your input:') # I...
Why is there no tuple comprehension in Python?
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You can use a generator expression:
tuple(i for i in (1, 2, 3))
but parentheses were already taken for … generator expressions.
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SQL Server Profiler - How to filter trace to only display events from one database?
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Gulzar NazimGulzar Nazim
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How do I do an OR filter in a Django query?
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edited Mar 2 at 17:15
phoenix
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Array Size (Length) in C#
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152
If it's a one-dimensional array a,
a.Length
will give the number of elements of a.
If b is a...
How to use a custom comparison function in Python 3?
In Python 2.x , I could pass custom function to sorted and .sort functions
6 Answers
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