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Variable number of arguments in C++?
...number of arguments in C you include stdarg.h. From that you'll get the va_list type as well as three functions that operate on it called va_start(), va_arg() and va_end().
#include<stdarg.h>
int maxof(int n_args, ...)
{
va_list ap;
va_start(ap, n_args);
int max = va_arg(ap, int...
Having Django serve downloadable files
...he "f=somefile.txt" information.
Your view function will simply merge the base path with the "f" value, open the file, create and return a response object. It should be less than 12 lines of code.
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No route matches [GET] /assets
...ils app that I'm trying to test in the production environment. I ran RAILS_ENV=production rake assets:precompile which generated all of my assets in /public/assets. The problem is that when I start my app w/ RAILS_ENV=production rails s thin I get:
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What does Redis do when it runs out of memory?
...wered Nov 27 '14 at 14:41
daniel__daniel__
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Difference between / and /* in servlet mapping url pattern
... /perfix/perfix/api/feature/doSomething or remove perfix from MyController base @RequestingMapping.
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in_array() and multidimensional array
I use in_array() to check whether a value exists in an array like below,
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How to read json file into java with simple JSON library
... = new String(Files.readAllBytes(Paths.get(fileName)), StandardCharsets.UTF_8);
JSONObject obj = new JSONObject(text);
JSONArray arr = obj.getJSONArray("employees");
for(int i = 0; i < arr.length(); i++){
String name = arr.getJSONObject(i).get...
Rails hidden field undefined method 'merge' error
... for help, clarification, or responding to other answers.Making statements based on opinion; back them up with references or personal experience.To learn more, see our tips on writing great answers.
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Tools to selectively Copy HTML+CSS+JS From A Specific Element of DOM [closed]
... exactly the same set of properties and values. As a result, instead of #LI_1{...}, #LI_2{...} I got #LI_1, #LI_2 {...}.
Problem 6 - cleaning up and fixing indentation of HTML
Since I was happy with the result, I moved to HTML. It looked like a mess, mostly because the outerHTML property keeps it ...
How to automate createsuperuser on django?
...wer to this myself. I decided to create a Django command which extends the base createsuperuser command (GitHub):
from django.contrib.auth.management.commands import createsuperuser
from django.core.management import CommandError
class Command(createsuperuser.Command):
help = 'Crate a superus...