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File input 'accept' attribute - is it useful?

...fairly simple, but I just noticed that there is an 'accept' attribute that can be added to the <input type="file" ...> tag. ...
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Drawing Isometric game worlds

... advantage for the "zig-zag" technique for mapping the tiles to the screen can be said that the tile's x and y coordinates are on the vertical and horizontal axes. "Drawing in a diamond" approach: By drawing an isometric map using "drawing in a diamond", which I believe refers to just rendering th...
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Unknown file type MIME?

... You can use application/octet-stream for unknown types. RFC 2046 states in section 4.5.1: The "octet-stream" subtype is used to indicate that a body contains arbitrary binary data. ...
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What is the maximum amount of RAM an app can use?

...emory (in Megabytes / as percentage of the total RAM) that an Android application (that is not a system app) can use? That varies by device. getMemoryClass() on ActivityManager will give you the value for the device your code is running upon. Are there any differences between the Android versi...
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How can I discard remote changes and mark a file as “resolved”?

I have some local files, I pull from remote branch and there are conflicts. I know that I would like to keep my local changes and ignore the remote changes causing conflicts. Is there a command I can use to in effect say "mark all conflicts as resolved, use local"? ...
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How to add a changed file to an older (not last) commit in Git

... Use git rebase. Specifically: Use git stash to store the changes you want to add. Use git rebase -i HEAD~10 (or however many commits back you want to see). Mark the commit in question (a0865...) for edit by changing the word pick at the start of ...
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JPA: How to have one-to-many relation of the same Entity type

... Yes, this is possible. This is a special case of the standard bidirectional @ManyToOne/@OneToMany relationship. It is special because the entity on each end of the relationship is the same. The general case is detailed in Section 2.10.2 of the JPA 2.0 spec. Here'...
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What makes a keychain item unique (in iOS)?

... class kSecClassGenericPassword, the primary key is the combination of kSecAttrAccount and kSecAttrService. For a keychain item of class kSecClassInternetPassword, the primary key is the combination of kSecAttrAccount, kSecAttrSecurityDomain, kSecAttrServer, kSecAttrProtocol, kSecAttrAuthentication...
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Creating an index on a table variable

Can you create an index on a table variable in SQL Server 2000? 3 Answers 3 ...
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Is Java Regex Thread Safe?

...ethod might not be. There have been two or three bugs over the years that caused compilation to fail in multithreaded environments. I would recommend doing the compilation in a synchronized block. – Alan Moore Sep 1 '09 at 7:00 ...