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Calculating distance between two points, using latitude longitude?
...ween two points.
/**
* Calculate distance between two points in latitude and longitude taking
* into account height difference. If you are not interested in height
* difference pass 0.0. Uses Haversine method as its base.
*
* lat1, lon1 Start point lat2, lon2 End point el1 Start altitude in m...
How to declare a global variable in a .js file
...Jun 3 '09 at 11:48
PatrikAkerstrandPatrikAkerstrand
42.6k1111 gold badges7272 silver badges9292 bronze badges
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How to generate random number in Bash?
How to generate a random number within a range in Bash?
17 Answers
17
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How to manage client-side JavaScript dependencies? [closed]
... |___ require.js
main.js is where you initialize your client application and configure require.js:
require.config({
baseUrl: "/sampleapp",
paths: {
jquery: "libs/jquery", // Local
underscore: "http://underscorejs.org/underscore-min.js", // Remote
backbone: "https:/...
how to edit .csproj file
...about projects that make up your solution.
If you are using Visual Studio and have the need to view or edit your CSPROJ file while in Visual Studio you can do so by the following these simple steps:
Right click on your project in solution explorer and select Unload Project
Right click on the proj...
Recursively counting files in a Linux directory
...IR_NAME -type f | wc -l
Explanation:
-type f to include only files.
| (and not ¦) redirects find command's standard output to wc command's standard input.
wc (short for word count) counts newlines, words and bytes on its input (docs).
-l to count just newlines.
Notes:
Replace DIR_NAME with...
How to calculate the difference between two dates using PHP?
...s answer below
You can use strtotime() to convert two dates to unix time and then calculate the number of seconds between them. From this it's rather easy to calculate different time periods.
$date1 = "2007-03-24";
$date2 = "2009-06-26";
$diff = abs(strtotime($date2) - strtotime($date1));
$year...
.gitignore for PhoneGap/Cordova 3.0 projects - what should I commit?
...
The answer depends on wich platforms you're developing the phongap app, and if you're following the standard directory structure.
If your project directory structure is standard, then you can start from this gitignore and modify it for your needs.
On a rule of thumb you've to exclude all genera...
Loop backwards using indices in Python?
...y it's 10 MB, then creating the reverse indices upfront would take seconds and use up over 50 MB of memory. Using a reversed generator would take milliseconds and only use up a few bytes of memory.
– Blixt
Sep 29 '19 at 6:23
...
Copy folder structure (without files) from one location to another
... our multi-terabyte file server. I know that cp --parents can move a file and it's parent structure, but is there any way to copy the directory structure intact?
...