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Angular JS break ForEach
...
jsperf.com/angular-foreach-performance test it on your own browser to decide which function you should choose. I have tested on IE11 and it is also as fast as in the screenshot. Also tested Array.some() but it is slower then Array.forEach() on IE11 but could be fa...
Canary release strategy vs. Blue/Green
...eleasing is simpler and faster.
You can do a blue-green release if you've tested the new version in a testing environment and are very certain that the new version will function correctly in production. Always using feature toggles is a good way to increase your confidence in a new version, since t...
What Automatic Resource Management alternatives exist for Scala?
...xpression:
import resource._
for(input <- managed(new FileInputStream("test.txt")) {
// Code that uses the input as a FileInputStream
}
2) Monadic-style
import resource._
import java.io._
val lines = for { input <- managed(new FileInputStream("test.txt"))
val bufferedRead...
Why does `a == b or c or d` always evaluate to True?
...= "Inbar":
Compose a sequence of valid values, and use the in operator to test for membership:
if name in {"Kevin", "Jon", "Inbar"}:
In general of the two the second should be preferred as it's easier to read and also faster:
>>> import timeit
>>> timeit.timeit('name == "Kevin" ...
What does jQuery.fn mean?
...rom the constructor's prototype.
A simple constructor function:
function Test() {
this.a = 'a';
}
Test.prototype.b = 'b';
var test = new Test();
test.a; // "a", own property
test.b; // "b", inherited property
A simple structure that resembles the architecture of jQuery:
(function() {
var ...
Difference between a Structure and a Union
...stored at 4 byte addresses and is 4 bytes long. The following union
union test {
int a;
long b;
};
could have a sizeof of 4, and an alignment requirement of 4. Both an union and a struct can have padding at the end, but not at their beginning. Writing to a struct changes only the value o...
Comparing object properties in c# [closed]
... snippet of code that would do something similar to help with writing unit test. Here is what I ended up using.
public static bool PublicInstancePropertiesEqual<T>(T self, T to, params string[] ignore) where T : class
{
if (self != null && to != null)
{
Type type ...
“java.lang.OutOfMemoryError : unable to create new native Thread”
...r the reply. We are using an open source library ICE4j and trying to load test that. Cant we increase the limit of threads in OS when we know that there is 50% memory left on the server.
– Deepak Tewani
May 28 '13 at 10:37
...
Multi-gradient shapes
...;
p.setShaderFactory(sf);
theButton.setBackground((Drawable)p);
I cannot test this at the moment, this is code from my head, but basically just replace, or add stops for the colors that you need. Basically, in my example, you would start with a light green, fade to white slightly before the center...
About “*.d.ts” in TypeScript
... the same folder, and point the code that needs it to the .d.ts file.
eg: test.js and test.d.ts are in the testdir/ folder, then you import it like this in a react component:
import * as Test from "./testdir/test";
The .d.ts file was exported as a namespace like this:
export as namespace Test;
...