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How to create an array of object literals in a loop?

...s a property lookup that you execute with each iteration, which isn't free and can be avoided. Micro-optimization? Possibly. Also, it is a "live" value - if you modify the array in the loop, the length will change on successive iterations which could lead to infinity. Give this a watch youtube.com...
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Last iteration of enhanced for loop in java

...e don't use "" + i, by the way - you don't really want concatenation here, and StringBuilder has a perfectly good append(int) overload.) int[] array = {1, 2, 3...}; StringBuilder builder = new StringBuilder(); for (int i : array) { if (builder.length() != 0) { builder.append(","); ...
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Express.js: how to get remote client address

I don't completely understand how I should get a remote user IP address. 16 Answers 16...
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Strip all non-numeric characters from string in JavaScript

... Use the string's .replace method with a regex of \D, which is a shorthand character class that matches all non-digits: myString = myString.replace(/\D/g,''); share | improve this answer ...
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What is the `zero` value for time.Time in Go?

... postfix: "", imageUploader: { brandingHtml: "Powered by \u003ca href=\"https://imgur.com/\"\u003e\u003csvg class=\"svg-icon\" width=\"50\" height=\"18\" viewBox=\"0 0 50 18\" fill=\"none\" xmlns=\"http://www.w3.org/2000/svg\"\u003e\u003cpath d=\"M46.1709 9....
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Should I use past or present tense in git commit messages? [closed]

...o that style for consistency. Even if you're working on a private project, and you're the only one who will ever see your git history, it's helpful to use the imperative mood because it establishes good habits that will be appreciated when you're working with others. ...
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Convert string to List in one line?

... @Dan: I agree, and generally I do use the params overload. But for an answer to a question sometimes I feel like verbosity is better. Just a matter of opinion really. – Matt Greer Feb 16 '11 at 1:17 ...
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How can I use Bash syntax in Makefile targets?

...sed as the shell. So put SHELL := /bin/bash at the top of your makefile, and you should be good to go. BTW: You can also do this for one target, at least for GNU Make. Each target can have its own variable assignments, like this: all: a b a: @echo "a is $$0" b: SHELL:=/bin/bash # HERE: t...
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How to programmatically send SMS on the iPhone?

Does anybody know if it's possible, and how, to programmatically send a SMS from the iPhone , with the official SDK / Cocoa Touch? ...
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Use JSTL forEach loop's varStatus as an ID

... edited May 2 '19 at 8:56 Andrew Tobilko 42.5k1111 gold badges6666 silver badges119119 bronze badges answered Jul 6 '11 at 17:50 ...