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How to convert latitude or longitude to meters?
...on1, lat2, lon2){ // generally used geo measurement function
var R = 6378.137; // Radius of earth in KM
var dLat = lat2 * Math.PI / 180 - lat1 * Math.PI / 180;
var dLon = lon2 * Math.PI / 180 - lon1 * Math.PI / 180;
var a = Math.sin(dLat/2) * Math.sin(dLat/2) +
Math.cos(lat1 * M...
Load multiple packages at once
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answered Nov 17 '11 at 23:57
daroczigdaroczig
25.5k66 gold badges8282 silver badges121121 bronze badges
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NHibernate vs LINQ to SQL
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113
LINQ to SQL forces you to use the table-per-class pattern. The benefits of using this pattern a...
Dynamic variable names in Bash
...[$1]}
}
If you can't use associative arrays (e.g., you must support bash 3), you can use declare to create dynamic variable names:
declare "magic_variable_$1=$(ls | tail -1)"
and use indirect parameter expansion to access the value.
var="magic_variable_$1"
echo "${!var}"
See BashFAQ: Indirec...
demystify Flask app.secret_key
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Martijn Pieters♦Martijn Pieters
839k212212 gold badges32193219 silver badges28092809 bronze badges
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Django template tag to truncate text
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3
"truncatechars" is working on latest Django 1.9 also
– Isanka Wijerathne
Jul 15 '16 at 8:18
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Rails create or update magic?
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173
Rails 6
Rails 6 added an upsert and upsert_all methods that deliver this functionality.
Model....
How to justify a single flexbox item (override justify-content)
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583
There doesn't seem to be justify-self, but you can achieve similar result setting appropriate ma...
Build Android Studio app via command line
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193
Android Studio automatically creates a Gradle wrapper in the root of your project, which is how ...
Remove empty space before cells in UITableView
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