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JavaScript function similar to Python range()
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2018: this answer keeps getting upvotes, so here's an update. The code below is obsolete, but luckily ES6 standardized generators and the yield keyword, and they are universally supported across platforms. An example of the l...
Is there an auto increment in sqlite?
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As of today — June 2018
Here is what official SQLite documentation has to say on the subject (bold & italic are mine):
The AUTOINCREMENT keyword imposes extra CPU, memory, disk space, and
disk I/O overhead and should be avoided ...
Replace part of a string with another string
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Is this still the only solution in 2018? If so and any C++ committee are reading this, sort it out. It's embarrassing. split(string, string) and replace(string, string) please!
– user997112
Jul 31 '18 at 12:53
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Is it possible to ping a server from Javascript?
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Java's isReachable is quite unreliable.... But well it's 2018 and Java Applets are outdated anyway.
– dreua
Feb 17 '18 at 22:02
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Remove insignificant trailing zeros from a number?
...ttyFloat(1234.5678, 2, true) // "1,234.57" (en-us)
Updated - August, 2018
All modern browsers now support the ECMAScript Internationalization API, which provides language sensitive string comparison, number formatting, and date and time formatting.
let formatters = {
default: new Int...
What's the difference between unit tests and integration tests? [duplicate]
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I would add that currently (in mid-2018 as I write this) integration tests are far cheaper to perform than they once were. This is largely due to the continued movement towards containerization. If you need a database, redis, SFTP, etc., they are literally a "...
How do I get the coordinates of a mouse click on a canvas element?
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Edit 2018: This answer is pretty old and it uses checks for old browsers that are not necessary anymore, as the clientX and clientY properties work in all current browsers. You might want to check out Patriques Answer for a simple...
Android TextView Justify Text
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I do not believe Android supports full justification.
UPDATE 2018-01-01: Android 8.0+ supports justification modes with TextView.
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How to check an Android device is HDPI screen or MDPI screen?
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As of 2018, you can use the below method -
public static String getDeviceDensityString(Context context) {
switch (context.getResources().getDisplayMetrics().densityDpi) {
case DisplayMetrics.DENSITY_LOW:
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How to determine if Javascript array contains an object with an attribute that equals a given value?
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2018 edit: This answer is from 2011, before browsers had widely supported array filtering methods and arrow functions. Have a look at CAFxX's answer.
There is no "magic" way to check for something in an array without a loop....