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Proper way to return JSON using node or Express
...ard reason, you could use something like JSON.stringify(anObject, null, 3)
It's important that you set the Content-Type header to application/json, too.
var http = require('http');
var app = http.createServer(function(req,res){
res.setHeader('Content-Type', 'application/json');
res.end(JSON...
List of zeros in python [duplicate]
... need, naming the variable n.
listofzeros = [0] * n
if you prefer to put it in the function, just drop in that code and add return listofzeros
Which would look like this:
def zerolistmaker(n):
listofzeros = [0] * n
return listofzeros
sample output:
>>> zerolistmaker(4)
[0, 0,...
How to add a custom button state
For instance, the default button has the following dependencies between its states and background images:
3 Answers
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Character reading from file in Python
.../unicode
Reading Unicode from a file is therefore simple:
import codecs
with codecs.open('unicode.rst', encoding='utf-8') as f:
for line in f:
print repr(line)
It's also possible to open files in update mode, allowing both reading and writing:
with codecs.open('test', encoding='utf-...
Equivalent of LIMIT and OFFSET for SQL Server?
In PostgreSQL there is the Limit and Offset keywords which will allow very easy pagination of result sets.
16 Answers
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brew update: The following untracked working tree files would be overwritten by merge:
...et an error about my local changes would be lost if I merged. I tried committing my local changes (don't remember making any, but it's been awhile), and that made things worse.
...
Bash script to calculate time elapsed
I am writing a script in bash to calculate the time elapsed for the execution of my commands, consider:
10 Answers
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What is the difference between return and return()?
...ples they're just superfluous.
return is not a function, but a statement. It is syntactically similar to other simple control flow statements like break and continue that don't use parentheses either.
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Find kth smallest element in a binary search tree in Optimum way
I need to find the kth smallest element in the binary search tree without using any static/global variable. How to achieve it efficiently?
The solution that I have in my mind is doing the operation in O(n), the worst case since I am planning to do an inorder traversal of the entire tree. But deep do...
Get average color of image via Javascript
Not sure this is possible, but looking to write a script that would return the average hex or rgb value for an image. I know it can be done in AS but looking to do it in JavaScript.
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