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Getting the IP address of the current machine using Java
...rimary IP address. (But how do you get it, and how do you deal with a DNS-based load balancer?)
A variation of the previous is to get the preferred FQDN from a config file or a command line parameter.
Another variation is to get the preferred IP address from a config file or a command line paramete...
How to create ASP.NET Web API Url?
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Simple way to copy or clone a DataRow?
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App Inventor 2 中的响应式设计 · App Inventor 2 中文网
...satisfactory. We may later add features to App Inventor to improve things based on User’s App Inventor experience with responsive design.
Note: At the moment, you cannot scroll through a Canvas component with AI2. [a]When you use the Canvas on a scrollable screen, leave a margin on the right or...
Erasing elements from a vector
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How to implement a many-to-many relationship in PostgreSQL?
...oin a couple of tables in a query - which you do a lot in a relational database - you end up with multiple columns named "name" and have to use column aliases to sort out the mess. That's not helpful. Another widespread anti-pattern would be just "id" as column name.
I am not sure what the name of a...
Deserialize JSON to ArrayList using Jackson
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Why is enum class preferred over plain enum?
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I suppose we can restrict enum base type in for regular enums as well, so long as we have C++11
– Sagar Padhye
Dec 28 '15 at 11:35
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Git branch strategy for small dev team [closed]
...k like this:
You need to fix a bug.
Create a branch called myfix that is based on the develop branch.
Work on the bug in this topic branch until it is fixed.
Merge myfix into develop. Run tests.
You discover your fix conflicts with another topic branch hisfix that your coworker merged into develop...
Cannot change column used in a foreign key constraint
...ocks above, thanks to comments
You have to disallow writing to the database while you do this,
otherwise you risk data integrity problems.
I've added a write lock above
All writing queries in any other session than your own ( INSERT, UPDATE, DELETE ) will wait till timeout or UNLOCK TABLES;...