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Change from SQLite to PostgreSQL in a fresh Rails project
I have a rails app that's databases are in SQLite (The dev and production). Since I am moving to heroku, I want to convert my database to PostgreSQL.
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How to download a single commit-diff from GitHub?
I would like to get a single commit (let's call it ${SHA} ) from GitHub via the web-interface.
2 Answers
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How can I download a specific Maven artifact in one command line?
...test version (2.8) of the Maven Dependency Plugin, downloading an artifact from the Maven Central Repository is as simple as:
mvn org.apache.maven.plugins:maven-dependency-plugin:2.8:get -Dartifact=groupId:artifactId:version[:packaging[:classifier]]
where groupId:artifactId:version, etc. are the ...
No Entity Framework provider found for the ADO.NET provider with invariant name 'System.Data.SqlClie
...into the same problem and it looks like EntityFramework although installed from NuGet Package Manager was not correctly installed in the project.
I managed to fix it by running the following command on Package Manager Console:
PM> Install-Package EntityFramework
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Putting license in each code file? [closed]
...e each source file was released under, because the file might be separated from the rest of the code (reuse - encouraged, in general, by Open Source), and if the file contains no information about the licence, it's trickier to track back to the correct licence. But the whole licence in each file - ...
How to remove array element in mongodb?
... will find document with the given _id and remove the phone +1786543589455 from its contact.phone array.
You can use $unset to unset the value in the array (set it to null), but not to remove it completely.
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How can I get the button that caused the submit from the form submit event?
I'm trying to find the value of the submit button that triggered the form to submit
16 Answers
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How to send password securely over HTTP?
... give it a go. Logs will remind clean. And of course if you making a call from the server (if that is the scenario you are worrying about) you should generate header programmatically of course.
– FullStackForger
Apr 4 '16 at 23:37
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Inline functions in C#?
...ssary
The compiler tends to know better than you do when something should, from a performance standpoint, be inlined
It's best to leave things alone and let the compiler do its work, then profile and figure out if inline is the best solution for you. Of course, some things just make sense to be i...
What does the @ symbol represent in objective-c?
...jects more efficient. (They become part of the method signature available from the runtime, which DO can look at to determine how to best serialize a transaction.) There are also the attributes within @property declarations, copy, retain, assign, readonly, readwrite, nonatomic, getter, and setter;...