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Sell me on const correctness
...ll, using const is good practice because...
It protects you from accidentally changing variables that aren't intended be changed,
It protects you from making accidental variable assignments, and
The compiler can optimize it. For instance, you are protected from
if( x = y ) // whoops, meant if(...
Transpose list of lists
...npacked argument lists: Given a sequence of arguments args, f(*args) will call f such that each element in args is a separate positional argument of f.
Coming back to the input from the question l = [[1, 2, 3], [4, 5, 6], [7, 8, 9]], zip(*l) would be equivalent to zip([1, 2, 3], [4, 5, 6], [7, 8, ...
Difference between CLOCK_REALTIME and CLOCK_MONOTONIC?
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CLOCK_REALTIME represents the machine's best-guess as to the current wall-clock, time-of-day time. As Ignacio and MarkR say, this means that CLOCK_REALTIME can jump forwards and backwards as the system time-of-day clock is changed, including by NTP.
CLOCK_MONOTONIC represents the absolute ela...
What is the most effective way to get the index of an iterator of an std::vector?
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I would prefer std::distance(vec.begin(), it) as it will allow me to change the container without any code changes. For example, if you decide to use std::list instead of std::vector which doesn't provide a random access iterator your code will still compile. Since std::distance pi...
What is the difference between POST and GET? [duplicate]
...f a new resource or the updates of existing resources or both.
So essentially GET is used to retrieve remote data, and POST is used to insert/update remote data.
HTTP/1.1 specification (RFC 2616) section 9 Method Definitions contains more information on GET and POST as well as the other HTTP met...
How to get just one file from another branch
I am using git and working on master branch. This branch has a file called app.js .
10 Answers
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The located assembly's manifest definition does not match the assembly reference
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edited Feb 22 at 1:13
Callum Watkins
2,22222 gold badges2323 silver badges4040 bronze badges
answered Oct 18 '08 at 13:39
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How can I select an element by name with jQuery?
...run - you can just omit the td... for example $('[name^=tcol]') will match all elements that have an attribute 'name' with a value that starts with 'tcol'
– Jon Erickson
Jul 9 '12 at 6:36
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Popstate on page's load in Chrome
I am using History API for my web app and have one issue.
I do Ajax calls to update some results on the page and use history.pushState() in order to update the browser's location bar without page reload. Then, of course, I use window.popstate in order to restore previous state when back-button i...
SELECT INTO a table variable in T-SQL
Got a complex SELECT query, from which I would like to insert all rows into a table variable, but T-SQL doesn't allow it.
8...