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Loop through properties in JavaScript object with Lodash
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In which case, providing both answers would have been nice.
– flq
Jul 31 '15 at 20:16
1
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What does 'var that = this;' mean in JavaScript?
...llustration:
var colours = ['red', 'green', 'blue'];
document.getElementById('element').addEventListener('click', function() {
// this is a reference to the element clicked on
var that = this;
colours.forEach(function() {
// this is undefined
// that is a reference to ...
Can I list-initialize a vector of move-only type?
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Consider the in<T> idiom described on cpptruths (cpptruths.blogspot.com/2013/09/…). The idea is to determine lvalue/rvalue at run-time and then call move or copy-construction. in<T> will detect rvalue/lvalue even th...
Best approach to converting Boolean object to string in java
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* @param args the command line arguments
*/
public static void main(String[] args) {
Boolean b = true;
boolean z = false;
echo (b);
echo (z);
echo ("Value of b= " + b +"\nValue of z= " + z);
}
public static void echo(Object obj){
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Why was “Avoid Enums Where You Only Need Ints” removed from Android's performance tips?
The section "Avoid Enums Where You Only Need Ints" was removed from the official developer documentation . (See Why doesn't Android use more enums? for the old section content)
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Why shouldn't all functions be async by default?
...ch in the functional language community has gone into figuring out ways to identify how to optimize code that makes heavy use of continuation passing style. The compiler team would likely have to solve very similar problems in a world where "async" was the default and the non-async methods had to be...
Ioc/DI - Why do I have to reference all layers/assemblies in application's entry point?
...DAL/Repo layer.
Yes, that's exactly the situation DI works so hard to avoid :)
With tightly coupled code, each library may only have a few references, but these again have other references, creating a deep graph of dependencies, like this:
Because the dependency graph is deep, it means that mo...
Is async HttpClient from .Net 4.5 a bad choice for intensive load applications?
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Besides the tests mentioned in the question, I recently created some new ones involving much fewer HTTP calls (5000 compared to 1 million previously) but on requests that took much longer to execute (500 milliseconds compared to...
Can a Windows batch file determine its own file name?
...ive
p -- path
n -- file name
x -- extension
f -- full path
E.g., from inside c:\tmp\foo.bat, %~nx0 gives you "foo.bat", whilst %~dpnx0 gives "c:\tmp\foo.bat". Note the pieces are always assembled in canonical order, so if you get cute and try %~xnpd0, you still get "c:\tmp\foo.bat"
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What is the shortest way to pretty print a org.w3c.dom.Document to stdout?
...ment(doc, System.out), where that method looks like this:
public static void printDocument(Document doc, OutputStream out) throws IOException, TransformerException {
TransformerFactory tf = TransformerFactory.newInstance();
Transformer transformer = tf.newTransformer();
transformer.setO...