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Ruby on Rails: How do you add add zeros in front of a number if it's under 10?
I'm looking to convert single digit numbers to two-digit numbers like so:
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MySQL DISTINCT on a GROUP_CONCAT()
I am doing SELECT GROUP_CONCAT(categories SEPARATOR ' ') FROM table . Sample data below:
6 Answers
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How to Define Callbacks in Android?
During the most recent Google IO, there was a presentation about implementing restful client applications. Unfortunately, it was only a high level discussion with no source code of the implementation.
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Method to Add new or update existing item in Dictionary
In some legacy code i have see the following extension method to facilitate adding a new key-value item or updating the value, if the key already exists.
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Android: create a popup that has multiple selection options
...gure out how to create a popup or a dialog that has 4 options to choose from.
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Find rows with multiple duplicate fields with Active Record, Rails & Postgres
What is the best way to find records with duplicate values across multiple columns using Postgres, and Activerecord?
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Exclude folders from Eclipse search
Is there a way to exclude certain folders (and all their subfolders) from searching within Eclipse?
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Is it possible to execute code once before all tests run?
Basically I would like to tell MSTest to execute a bit of code before launching into a series of test runs, essentially what I would like to do is the same thing as sticking some code in Main() .
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How do I use FileSystemObject in VBA?
Is there something that I need to reference? How do I use this:
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Escaping keyword-like column names in Postgres
If the column in Postgres' table has the name year , how should look INSERT query to set the value for that column?
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