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Connect Java to a MySQL database

...(DataSource) context.lookup("java:comp/env/jdbc/myDB"); or instantiating and configuring one from your database driver directly: MysqlDataSource dataSource = new MysqlDataSource(); dataSource.setUser("scott"); dataSource.setPassword("tiger"); dataSource.setServerName("myDBHost.example.org"); an...
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How to delete a property from Google Analytics

...ecember 5, 2014 : Converted this to community wiki… feel invited to edit and update. UPDATE/EDIT – AUGUST 1, 2014 Google has done it again… they changed the design. But they also made things a bit simpler and more logic. Go to Administration → Property Settings and look for the Delete P...
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What is Gradle in Android Studio?

Gradle is a bit confusing to me, and also for any new Android developer. Can anyone explain what Gradle in Android Studio is and what its purpose is? Why is it included in Android Studio? ...
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How to fix PCH error?

...ching problem. Usually it can be resolved by holding down the Option key and choosing Product > Clean Build Folder... share | improve this answer | follow ...
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How to filter git diff based on file extensions?

... Yes, if you ensure that git expands a glob rather than your shell then it will match at any level so something like this (quotes are important) should work fine. git diff -- '*.c' '*.h' ...
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How many bytes does one Unicode character take?

...ough it sure does try. Unicode itself is a mapping, it defines codepoints and a codepoint is a number, associated with usually a character. I say usually because there are concepts like combining characters. You may be familiar with things like accents, or umlauts. Those can be used with another ch...
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How to printf “unsigned long” in C?

I can never understand how to print unsigned long datatype in C. 8 Answers 8 ...
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Git commit in terminal opens VIM, but can't get back to terminal

Trying to learn GitHub at the moment and doing this Git essentials tutorial over at nettuts. I'm on the lesson about making commits. ...
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Why use def main()? [duplicate]

I've seen some code samples and tutorials that use 5 Answers 5 ...
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How to split (chunk) a Ruby array into parts of X elements? [duplicate]

... note that in_groups_of uses each_slice and also performs "padding" if you don't need the padding, then go with each_slice – Urkle Dec 29 '11 at 19:43 ...