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Error installing mysql2: Failed to build gem native extension
I am having some problems when trying to install mysql2 gem for Rails. When I try to install it by running bundle install or gem install mysql2 it gives me the following error:
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How do I measure the execution time of JavaScript code with callbacks?
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How to lay out Views in RelativeLayout programmatically?
I'm trying to achieve the following programmatically (rather than declaratively via XML):
9 Answers
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MySQL Query to select data from last week?
Hi I have a table with a date field and some other information.
I want to select all entries from the past week, (week start from Sunday).
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Can I use break to exit multiple nested 'for' loops?
Is it possible to use the break function to exit several nested for loops?
20 Answers
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Rotating and spacing axis labels in ggplot2
I have a plot where the x-axis is a factor whose labels are long. While probably not an ideal visualization, for now I'd like to simply rotate these labels to be vertical. I've figured this part out with the code below, but as you can see, the labels aren't totally visible.
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1114 (HY000): The table is full
I'm trying to add a row to an InnoDB table with a simply query:
22 Answers
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mysqldump data only
I am looking for the syntax for dumping all data in my mysql database. I don't want any table information.
8 Answers
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Detect when an image fails to load in Javascript
Is there a way to determine if a image path leads to an actual image, Ie, detect when an image fails to load in Javascript.
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How to check if a column exists in a SQL Server table?
I need to add a specific column if it does not exist. I have something like the following, but it always returns false:
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