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Remove Object from Array using JavaScript
... from an array using Array.filter, or Array.splice combined with Array.findIndex (see MDN), e.g.
// non destructive filter > noJohn = John removed, but someArray will not change
let someArray = getArray();
let noJohn = someArray.filter( el => el.name !== "John" );
log("non destructive...
Left-pad printf with spaces
...
And, to address the last part of the Q: yes, if you want each line of the data to be printed with 40 leading spaces, then you do need to segment the data so that each line is printed separately.
– Jonathan Leffler
Nov 16 '0...
How to move a git repository into another directory and make that directory a git repository?
...ry and anything git from it
$ rm -rf gitrepo1/.git
Note that the copy is quite expensive if the repository is large and with a long history. You can avoid it easily too:
# move the directory instead
$ mv gitrepo1 newrepo
# make a copy of the latest version
# Either:
$ mkdir gitrepo1; cp -r newre...
Javascript shorthand ternary operator
I know that in php 5.3 instead of using this redundant ternary operator syntax:
7 Answers
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How to correctly iterate through getElementsByClassName
... the way to retrieve an item from a NodeList is:
nodeItem = nodeList.item(index)
Thus:
var slides = document.getElementsByClassName("slide");
for (var i = 0; i < slides.length; i++) {
Distribute(slides.item(i));
}
I haven't tried this myself (the normal for loop has always worked for me)...
How to make a HTML Page in A4 paper size page(s)?
... is not valid CSS3, which is indeed correct — I merely repeated the code quoted in the article which (as noted) was good old CSS2 (which makes sense when you look at the year the article and this answer were first published). Anyway, here's the valid CSS3 code for your copy-and-paste convenience:
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Do you leave parentheses in or out in Ruby? [closed]
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I agree. In php for example I can quickly spot a var by the $ prefix.. in javascript I can reconize a function by the parenthesis(). In Ruby the difference between a var or func (without parenthesis) is not always easy to see.
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What is the difference between Collection and List in Java?
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List in java extends Collections interface and builds indexed functions which help in position based retrieval and removal behavior
– frictionlesspulley
Jul 23 '10 at 18:46
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What online brokers offer APIs? [closed]
...rokers:
https://www.interactivebrokers.com/en/?f=%2Fen%2Fsoftware%2Fibapi.php
Pinnacle Capital Markets:
http://www.pcmtrading.com/es/technology/api.html
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Difference between java.lang.RuntimeException and java.lang.Exception
...ns that can be prevented programmatically. E.g NullPointerException, ArrayIndexOutOfBoundException. If you check for null before calling any method, NullPointerException would never occur. Similarly ArrayIndexOutOfBoundException would never occur if you check the index first. RuntimeException are n...