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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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Parsing a comma-delimited std::string [duplicate]
...at a time, and check whether the following character is ,. If so, discard it.
#include <vector>
#include <string>
#include <sstream>
#include <iostream>
int main()
{
std::string str = "1,2,3,4,5,6";
std::vector<int> vect;
std::stringstream ss(str);
...
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.
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fastest (low latency) method for Inter Process Communication between Java and C/C++
...i5 2.8GHz, only single byte send/received,
2 Java processes just spawned, without assigning specific CPU cores with taskset:
TCP - 25 microseconds
Named pipes - 15 microseconds
Now explicitly specifying core masks, like taskset 1 java Srv or taskset 2 java Cli:
TCP, same cores: ...
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,...
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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How to pip install a package with min and max version range?
...ay to tell pip, specifically in a requirements file, to install a package with both a minimum version ( pip install package>=0.2 ) and a maximum version which should never be installed (theoretical api: pip install package<0.3 ).
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Which is best way to define constants in android, either static class, interface or xml resource?
...rent set of URLs to point development system, test server and live server. It's difficult to change URL whenever I want to give application for testing/live. so I planned to make it as configurable, so that application can get appropriate URL based on me build type configuration constant.
So,
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