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Private properties in JavaScript ES6 classes
...t.
class Something {
#property;
constructor(){
this.#property = "test";
}
#privateMethod() {
return 'hello world';
}
getPrivateMessage() {
return this.#privateMethod();
}
}
const instance = new Something();
console.log(instance.property); //=> undefined
console.lo...
How to make Java honor the DNS Caching Timeout?
...tStream;
import java.net.URL;
import java.net.URLConnection;
public class Test {
final static String hostname = "www.google.com";
public static void main(String[] args) {
// only required for Java SE 5 and lower:
//Security.setProperty("networkaddress.cache.ttl", "30");
...
What is the Scala annotation to ensure a tail recursive function is optimized?
...the compiler.
In Scala 2.7 or earlier, you will need to rely on manual testing, or inspection of the bytecode, to work out whether a method has been optimised.
Example:
you could add a @tailrec annotation so that you can be sure that your changes have worked.
import scala.annotation.t...
How can I get all constants of a type by reflection?
...not sure about the assertions with regards to IsLiteral and IsInitOnly. On testing it would seem that for static readonly properties IsLiteral is always false - so IsLiteral is the only flag you need to check to find constants and you can ignore IsInitOnly. I tried with different field types (e.g. S...
Finding the number of days between two dates
...
This function failed 0 of 14603 tests between 1980 and 2020.
– LSerni
Nov 9 '17 at 21:38
...
“x not in y” or “not x in y”
When testing for membership, we can use:
6 Answers
6
...
Form inline inside a form horizontal in twitter bootstrap?
...gt;
You can achieve that behaviour in many ways, that's just an example. Test it on this bootply
Bootstrap 2
<form class="form-horizontal">
<div class="control-group">
<label class="control-label" for="inputType">Type</label>
<div class="controls"&g...
Comparing date part only without comparing time in JavaScript
...
Please be aware that testing by date1 === date2 does not seem to provide consistent behaviour; it's better to do date1.valueOf() === b.valueOf() or even date1.getTime() === date2.getTime(). Strangeness.
– Erwin Wessels
...
Reset C int array to zero : the fastest way?
...int, unsigned int, long long int or unsigned long long int, what is the fastest way to reset all its content to zero (not only for initialization but to reset the content several times in my program)? Maybe with memset?
...
Should switch statements always contain a default clause?
...y for something so trivial. This is code clutter. Write full coverage unit tests to show your intentions instead. (Just my opinion)
– Robert Noack
Mar 3 '19 at 1:04
...