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How to wrap async function calls into a sync function in Node.js or Javascript?
Suppose you maintain a library that exposes a function getData . Your users call it to get actual data:
var output = getData();
Under the hood data is saved in a file so you implemented getData using Node.js built-in fs.readFileSync . It's obvious both getData and fs.readFileSync are sy...
How to compare types
...eld and I want to know if it is System.String , System.DateTime , etc., but typeField.Equals(System.String) doesn't work.
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Should you choose the MONEY or DECIMAL(x,y) datatypes in SQL Server?
I'm curious as to whether or not there is a real difference between the money datatype and something like decimal(19,4) (which is what money uses internally, I believe).
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Android View.getDrawingCache returns null, only null
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I was having this problem also and found this answer:
v.setDrawingCacheEnabled(true);
// this is the important code :)
// Without it the view will have a dimension of 0,0 and the bitmap will be null
v.measure(MeasureSpec.makeMeasure...
LINQPad [extension] methods [closed]
...s two extension methods (in LINQPad.Extensions), namely Dump() and Disassemble(). Dump() writes to the output window using LINQPad's output formatter and is overloaded to let you specify a heading:
typeof (int).Assembly.Dump ();
typeof (int).Assembly.Dump ("mscorlib");
You can also specify a maxi...
How can I tell if I'm running in 64-bit JVM or 32-bit JVM (from within a program)?
How can I tell if the JVM in which my application runs is 32 bit or 64-bit? Specifically, what functions or properties I can used to detect this within the program?
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How do the post increment (i++) and pre increment (++i) operators work in Java?
... value and immediately returns it.
a++ also increments the value (in the background) but returns unchanged value of the variable - what looks like it is executed later.
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Difference between “!==” and “==!” [closed]
Yesterday I stumbled over this when I modified PHP code written by someone else. I was baffled that a simple comparison ( if ($var ==! " ") ) didn't work as expected. After some testing I realized that whoever wrote that code used ==! instead of !== as comparison operator. I've never seen ==! ...
lodash multi-column sortBy descending
There's a nifty method to sort an array of objects based on several properties:
7 Answers
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Difference between Python's Generators and Iterators
What is the difference between iterators and generators? Some examples for when you would use each case would be helpful.
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