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Building a complete online payment gateway like Paypal [closed]
So this question isn't about integrating an existing payment gateway into my site. This is more of a architectural question.
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How to create a release signed apk file using Gradle?
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Best method if you ask me. Saves nothing in my project folder/SVN and I can checkout 10 versions of my projects without having to worry about the keys.
– Frank
Jan 21 '14 at 10:01
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How to check task status in Celery?
...rom .delay()) and ask the celery instance afterwards about the state:
x = method.delay(1,2)
print x.task_id
When asking, get a new AsyncResult using this task_id:
from celery.result import AsyncResult
res = AsyncResult("your-task-id")
res.ready()
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How do I specify “close existing connections” in sql script
I'm doing active development on my schema in SQL Server 2008 and frequently want to rerun my drop/create database script. When I run
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SQLAlchemy default DateTime
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DateTime doesn't have a default key as an input. The default key should be an input to the Column function. Try this:
import datetime
from sqlalchemy import Column, Integer, DateTime
from sqlalchemy.ext.declarative import declarat...
Font Awesome not working, icons showing as squares
...o prototype a marketing page and I'm using Bootstrap and the new Font Awesome file. The problem is that when I try to use an icon, all that gets rendered on the page is a big square.
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NuGet Package Restore Not Working
...n of everything in the solution.
Update-Package -Reinstall -ProjectName myProj
Forces re-installation of everything in the myProj project.
Note: This is the nuclear option. When using this command you may not get the same versions of the packages you have installed and that could be lead t...
NuGet behind a proxy
...ded NuGet.exe and then ran the following commands (which I found in the comments to this discussion on CodePlex):
nuget.exe config -set http_proxy=http://my.proxy.address:port
nuget.exe config -set http_proxy.user=mydomain\myUserName
nuget.exe config -set http_proxy.password=mySuperSecretPassword
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Spring JPA selecting specific columns
...s:
public static final String FIND_PROJECTS = "SELECT projectId, projectName FROM projects";
@Query(value = FIND_PROJECTS, nativeQuery = true)
public List<Object[]> findProjects();
Note that you will have to do the mapping yourself though. It's probably easier to just use the regular mappe...
Should I prefer pointers or references in member data?
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Avoid reference members, because they restrict what the implementation of a class can do (including, as you mention, preventing the implementation of an assignment operator) and provide no benefits to what the class can provide.
Example pro...