Logan Serman

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Logan Serman has asked 76 questions and find answers to 52 problems.

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Logan Serman questions

Activate Firefox tab in Greasemonkey/Javascript? Is this possible?
PHP: "Call to undefined method" ... but method is defined?
How do I override an attr_accessor getter from a module?
Is there a way to apply the Knuth shuffle to a Stack data structure?
"The token is invalid" when trying to setup Paypal recurring payments with ActiveMerchant
OpenGL gluLookAt() not working as intended
Semaphore problems in Java with the Dining Philosophers
Passing variables to the Event Dispatch Thread
Javascript's setTimeout function not calling
Is it possible to upload a new beta APK to Google Play and remove the existing production APK?

Logan Serman answers

Rails 4 model is valid, but won't save?
Using boolean function return or setting the return to a variable?
How to read attribute only if it is present?
Difference between let and def
What is the relationship between Array and Enumerable?
Rails "where" clause for associations
mySQL database query LIMIT help... How to create pages if number of rows returned exceeds 'x'?
which is better practice big one method or separated methods?
How do I create an "if" statement to evaluate the first 7 characters in PHP?
What is the best way to limit the amount of text that can be entered into a 'textarea'?