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What Are the Differences Between PSR-0 and PSR-4?
Recently I've read about namespaces and how they are beneficial. I'm currently creating a project in Laravel and trying to move from class map autoloading to namespacing. However, I can't seem to grasp what the actual difference is between PSR-0 and PSR-4.
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Best way to create unique token in Rails?
... heard to guess, it's more like a short url identifier than anything else, and I want to keep it short. I've followed some examples I've found online and in the event of a collision, I think the code below will recreate the token, but I'm not real sure. I'm curious to see better suggestions, thoug...
What is the Java ?: operator called and what does it do?
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Yes, it is a shorthand form of
int count;
if (isHere)
count = getHereCount(index);
else
count = getAwayCount(index);
It's called the conditional operator. Many people (erroneously) call it the ternary operator, because it's the only te...
.NET Configuration (app.config/web.config/settings.settings)
... have a .NET application which has different configuration files for Debug and Release builds. E.g. the debug app.config file points to a development SQL Server which has debugging enabled and the release target points to the live SQL Server. There are also other settings, some of which are differ...
Django filter queryset __in for *every* item in list
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Summary:
One option is, as suggested by jpic and sgallen in the comments, to add .filter() for each category. Each additional filter adds more joins, which should not be a problem for small set of categories.
There is the aggregation approach. This query would be short...
Java serialization: readObject() vs. readResolve()
The book Effective Java and other sources provide a pretty good explanation on how and when to use the readObject() method when working with serializable Java classes. The readResolve() method, on the other hand, remains a bit of a mystery. Basically all documents I found either mention only one o...
“The 'Microsoft.ACE.OLEDB.12.0' provider is not registered on the local machine” Error in importing
I have a 64 bit windows 7 and SQLServer 2008 R2 (64 bit)
6 Answers
6
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Bootstrap 3 Navbar with Logo
...to use the Bootstrap 3 default navbar with an image logo instead of text branding. What's the proper way of doing this without causing any issues with different screen sizes? I assume this a common requirement, but I haven't yet seen a good code sample. A key requirement other than having acceptable...
How to exit from the application and show the home screen?
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Android's design does not favor exiting an application by choice, but rather manages it by the OS. You can bring up the Home application by its corresponding Intent:
Intent intent = new Intent(Intent.ACTION_MAIN);
intent.add...
Creating your own header file in C
... that this code doesn't work if you try to just build it by button ("build and run" in Code::Blocks for example). It might seem obvious for you but for me it's the first time it has happened and it took me quite some time to figure out where is the problem.
– Jeyekomon
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