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Rails select helper - Default selected value, how?
Here is a piece of code I'm using now:
15 Answers
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Two single-column indexes vs one two-column index in MySQL?
I'm faced with the following and I'm not sure what's best practice.
4 Answers
4
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How can I remove duplicate rows?
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Assuming no nulls, you GROUP BY the unique columns, and SELECT the MIN (or MAX) RowId as the row to keep. Then, just delete everything that didn't have a row id:
DELETE FROM MyTable
LEFT OUTER JOIN (
SELECT MIN(RowId) as RowId...
Android: ListView elements with multiple clickable buttons
I've a ListView where every element in the list contains a TextView and two different Buttons. Something like this:
8 Ans...
How to change the text on the action bar
...t just displays the name of the application and I want it to display something custom and be different for each screen in my app.
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Error Code: 1005. Can't create table '…' (errno: 150)
I searched for a solution to this problem on the Internet and checked the Stack Overflow questions, but none of the solutions worked for my case.
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C# Sort and OrderBy comparison
I can sort a list using Sort or OrderBy. Which one is faster? Are both working on same
algorithm?
7 Answers
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What is a serialVersionUID and why should I use it?
Eclipse issues warnings when a serialVersionUID is missing.
26 Answers
26
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How to add local jar files to a Maven project?
...w do I add local jar files (not yet part of the Maven repository) directly in my project's library sources?
31 Answers
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Change auto increment starting number?
In MySQL, I have a table, and I want to set the auto_increment value to 5 instead of 1 . Is this possible and what query statement does this?
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