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Count the number occurrences of a character in a string
... edited Oct 5 '16 at 7:24
Kewin Dousse
2,99322 gold badges2121 silver badges3939 bronze badges
answered Jul 20 '09 at 20:04
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List files with certain extensions with ls and grep
...d only output .mp4 .mp3 .exe files nothing else.
So I thought I could just do this:
11 Answers
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Javascript: formatting a rounded number to N decimals
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That's not a rounding ploblem, that is a display problem. A number doesn't contain information about significant digits; the value 2 is the same as 2.0000000000000. It's when you turn the rounded value into a string that you have make it display a certain number of digits.
You could just ad...
Removing App ID from Developer Connection
How do I remove an App ID from the developer program portal area? I mistakenly added a couple of app id's under the wrong login and would like to remove them, but I am not seeing a way to do so.
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Conveniently Declaring Compile-Time Strings in C++
...ch the elegance of Scott Schurr's str_const presented at C++ Now 2012. It does require constexpr though.
Here's how you can use it, and what it can do:
int
main()
{
constexpr str_const my_string = "Hello, world!";
static_assert(my_string.size() == 13, "");
static_assert(my_string[4] =...
jQuery vs document.querySelectorAll
...ry's strongest asset is the way it queries and manipulates elements in the DOM: you can use CSS queries to create complex queries that would be very hard to do in regular javascript .
However , as far as I know, you can achieve the same result with document.querySelector or document.querySelecto...
In Go's http package, how do I get the query string on a POST request?
...tring from the Request object ? I can't find the answer from the official documentation.
6 Answers
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How do android screen coordinates work?
...evice screen coordinates, below concept will work.
Display mdisp = getWindowManager().getDefaultDisplay();
Point mdispSize = new Point();
mdisp.getSize(mdispSize);
int maxX = mdispSize.x;
int maxY = mdispSize.y;
EDIT:- ** **for devices supporting android api level older than 13. Can use below c...
Setting environment variables via launchd.conf no longer works in OS X Yosemite/El Capitan/macOS Sie
It looks like the launchd.conf does not load my environment variable anymore.
Has anyone else noticed that?
9 Answers
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Xcode 4 - build output directory
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Proud Member, what do you mean these are not in Xcode 5? They are in Preferences -> Locations -> Derived Data -> Advanced.
– Richard Venable
Dec 16 '13 at 18:36
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