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Find object by id in an array of JavaScript objects
...hod returns the first value in the array, if an element in the array satisfies the provided testing function. Otherwise undefined is returned.
If you want to find its index instead, use findIndex():
myArray.findIndex(x => x.id === '45');
From MDN:
The findIndex() method returns the ind...
get NSDate today, yesterday, this Week, last Week, this Month, last Month… variables
...st Month variables ready for comparison for headers to be added on UITableView's titleForHeaderInSection
12 Answers
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Why should I use var instead of a type? [duplicate]
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That's correct. But I've tried to use var keyword in VS2010 but syntax auto completion seems to be puzzled sometimes. So maybe with ReShaper there is no drawback to use it.
– Peposh
Feb 1 '11 at 22:13
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JavaScript function similar to Python range()
...e code below is obsolete, but luckily ES6 standardized generators and the yield keyword, and they are universally supported across platforms. An example of the lazy range() using yield can be found here.
In addition to what's already said, Javascript 1.7+ provides support for iterators and gene...
How do I properly compare strings in C?
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Writing while (strcmp(check, input)) is sufficient and is considered good practice.
– Shiva
Jun 28 '15 at 15:53
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Why does Bootstrap set the line-height property to 1.428571429?
... question at all. I've seen this irregular line-height cause blurriness in IE11, which made me question it. The answer makes complete sense, but rounding the number to only a couple of decimal places would probably be prudent on Bootstrap's behalf.
– aminimalanimal
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how do i block or restrict special characters from input fields with jquery?
How do I block special characters from being typed into an input field with jquery?
19 Answers
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MySQL InnoDB not releasing disk space after deleting data rows from table
...tting and run ALTER TABLE t ENGINE=INNODB on the existing table." This implies that you could turn this feature on, "convert" the existing tables to use a separate InnoDB file with the ALTER TABLE command, then OPTIMIZE the table to shrink it's size. However, once you're done you'd have to figure ou...
Is it possible to ping a server from Javascript?
...un it from the command line, my page load goes up to a full 60s (for 8 entries, it will scale linearly with more).
17 Answe...
rake db:schema:load vs. migrations
...uction data. This is a dangerous habit to get into.
That being said, I believe it is a decent practice to occasionally "collapse" migrations. This entails deleting old migrations, replacing them with a single migration (very similar to your schema.rb file) and updating the schema_migrations table t...