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Printing a variable memory address in swift

... Swift 2 This is now part of the standard library: unsafeAddressOf. /// Return an UnsafePointer to the storage used for `object`. There's /// not much you can do with this other than use it to identify the /// object Swift 3 For Swift ...
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How can I do time/hours arithmetic in Google Spreadsheet?

... Brilliant answer. Do you know if it is possible to do Format/Number/Normal within a formula (e.g., =Format.Number.Normal(A3))? Without that, I need to create a duplicate column of the hour column with the normal formatting. – us...
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App Inventor 2 扩展 · App Inventor 2 中文网

...Choosing a package name for your extension 3.4 Sharing your extension Acknowledgements Appendix A: Temporary instructions for obtaining the source code 1. Overview of App Inventor extension components App Inventor apps are built using components. Components let the apps use the built-in featu...
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Installing Java 7 on Ubuntu

...ind a paywall. Also, OpenJDK has grown up and is a more viable alternative nowadays. In Ubuntu 16.04 and higher, Java 7 is no longer available. Usually you're best off installing Java 8 (or 9) instead. sudo apt-get install openjdk-8-jre or, f you also want the compiler, get the jdk: sudo apt-...
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Intellij IDEA: Hotkey for “scroll from source”

... There is a plugin for this now. See new answer. – mmm Nov 6 '15 at 12:15 ...
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What algorithm gives suggestions in a spell checker?

...n distance is not exactly the right edit distance for a spell checker. It knows only insertion, deletion and substitution. Transposition is missing and produces 2 for a transposition of 1 character (it's 1 delete and 1 insertion). Damerau–Levenshtein distance is the right edit distance. ...
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Two versions of python on linux. how to make 2.7 the default

..., or put it in your ~/.bashrc if you want the change to be persistent, and now when you type python it runs your chosen 2.7, but when some program on your system tries to run a script with /usr/bin/env python it runs the standard 2.6. Alternatively, just create a virtual environment out of your 2...
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Unable to execute dex: Multiple dex files define Lcom/myapp/R$array;

...any jar library there, so I have unchecked Android Private Libraries item. Now my project is running. share | improve this answer | follow | ...
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How can I recover a removed file in Mercurial (if at all)?

...<revision number> <path to deleted file> The deleted file will now be in your working copy, ready to be committed back into head. share | improve this answer | fo...
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How to store arrays in MySQL?

... Yes, which is how the example is setup now. Any information about the person should be in the person table, any information about the fruit in the fruits table, and any information specifically about the relationship between a particular person and a particular fr...