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Javascript object Vs JSON
...JavaScript.
Here's a story. Let's imagine you've purchased some furniture from a store, and you want it delivered. However the only one left in stock is the display model, but you agree to buy it.
In the shop, the chest-of-drawers you've purchased is a living object:
var chestOfDrawers = {
co...
Convert string to integer type in Go?
I'm trying to convert a string returned from flag.Arg(n) to an int . What is the idiomatic way to do this in Go?
5 Answe...
In Objective-C, what is the equivalent of Java's “instanceof” keyword?
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From Wikipedia:
In Objective-C, for example, both the
generic Object and NSObject (in
Cocoa/OpenStep) provide the method
isMemberOfClass: which returns true if
the argument to the method is an
instance of the sp...
Go naming conventions for const
...md5.BlockSize
os.O_RDONLY is an exception because it was borrowed directly from POSIX.
os.PathSeparator
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assertEquals vs. assertEqual in python
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A 3.3 update: From 26.3.7.1.1. Deprecated aliases :
For historical reasons, some of the TestCase methods had one or more aliases that are now deprecated. The following table lists the correct names along with their deprecated aliases:
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How to read multiple text files into a single RDD?
I want to read a bunch of text files from a hdfs location and perform mapping on it in an iteration using spark.
10 Answers...
Is it possible to have nested templates in Go using the standard library?
...hon runtime. TBC what I mean is how do I have a bunch of templates inherit from a base templates, just filing in blocks of the base templates, like Jinja/django-templates does. Is it possible using just html/template in the standard library.
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What is the >>>= operator in C?
...1P1 ]
The first thing I notice is that we are using the ternary operator from the use of ?. So the subexpression:
0xFULL ? '\0' : -1
is saying "if 0xFULL is non-zero, return '\0', otherwise -1. 0xFULL is a hexadecimal literal with the unsigned long-long suffix - meaning it's a hexadecimal liter...
How to make a cross-module variable?
...a variable to the __builtin__ module, it will be accessible as if a global from any other module that includes __builtin__ -- which is all of them, by default.
a.py contains
print foo
b.py contains
import __builtin__
__builtin__.foo = 1
import a
The result is that "1" is printed.
Edit: The _...
What does git push -u mean?
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"Upstream" would refer to the main repo that other people will be pulling from, e.g. your GitHub repo. The -u option automatically sets that upstream for you, linking your repo to a central one. That way, in the future, Git "knows" where you want to push to and where you want to pull from, so you c...