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How does Dijkstra's Algorithm and A-Star compare?
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11 Answers
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Deleting multiple elements from a list
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114
You can use enumerate and remove the values whose index matches the indices you want to remove...
How to delete last character from a string using jQuery?
How to delete last character from a string for instance in 123-4- when I delete 4 it should display 123- using jQuery .
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Git fast forward VS no fast forward merge
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312
The --no-ff option is useful when you want to have a clear notion of your feature branch. So ev...
Select DISTINCT individual columns in django?
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188
One way to get the list of distinct column names from the database is to use distinct() in co...
Can I draw rectangle in XML?
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Yes you can and here is one I made earlier:
<?xml version="1.0" encoding="UTF-8"?>
<shape xmlns:android="http://schemas.android.com/apk/res/android" android:id="@+id/listview_background_shape">
<stroke android:width="2dp" android:color="#ff207d94" />
<paddin...
How to write to a JSON file in the correct format
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179
Require the JSON library, and use to_json.
require 'json'
tempHash = {
"key_a" => "val...
pandas three-way joining multiple dataframes on columns
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10 Answers
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What is context in _.each(list, iterator, [context])?
...rator function.
var someOtherArray = ["name","patrick","d","w"];
_.each([1, 2, 3], function(num) {
// In here, "this" refers to the same Array as "someOtherArray"
alert( this[num] ); // num is the value from the array being iterated
// so this[num] gets the ite...