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What is the MySQL VARCHAR max size?

...ySQL table has a maximum row size limit of 65,535 bytes, not counting BLOB and TEXT types. BLOB and TEXT columns only contribute 9 to 12 bytes toward the row size limit because their contents are stored separately from the rest of the row. Read more about Limits on Table Column Count and Row Size. ...
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Playing .mp3 and .wav in Java?

How can I play an .mp3 and a .wav file in my Java application? I am using Swing. I tried looking on the internet, for something like this example: ...
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How can I use numpy.correlate to do autocorrelation?

I need to do auto-correlation of a set of numbers, which as I understand it is just the correlation of the set with itself. ...
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How does a Java HashMap handle different objects with the same hash code?

As per my understanding I think: 14 Answers 14 ...
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How do I check that a number is float or integer?

...0; } Update 2019 5 years after this answer was written, a solution was standardized in ECMA Script 2015. That solution is covered in this answer. share | improve this answer | ...
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Using TortoiseSVN via the command line

I want to use commandline SVN options. I use TortoiseSVN, and I run several commands and I get the following error. 12 Answ...
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Using a dispatch_once singleton model in Swift

...tl;dr: Use the class constant approach if you are using Swift 1.2 or above and the nested struct approach if you need to support earlier versions. From my experience with Swift there are three approaches to implement the Singleton pattern that support lazy initialization and thread safety. Class c...
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Import Maven dependencies in IntelliJ IDEA

... IntelliJ should download and add all your dependencies to the project's classpath automatically as long as your POM is compliant and all the dependencies are available. When importing Maven projects into IntelliJ an information box usually comes up ...
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Finding all possible combinations of numbers to reach a given sum

...])=15 This type of algorithms are very well explained in the following Standford's Abstract Programming lecture - this video is very recommendable to understand how recursion works to generate permutations of solutions. Edit The above as a generator function, making it a bit more useful. Require...
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How to merge two arrays in JavaScript and de-duplicate items

...ijendra","Singh"]; var array2 = ["Singh", "Shakya"]; // Merges both arrays and gets unique items var array3 = array1.concat(array2).unique(); This will also preserve the order of the arrays (i.e, no sorting needed). Since many people are annoyed about prototype augmentation of Array.prototype and ...