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Scala: Abstract types vs generics

... Sommers (May 18, 2009) Update (October2009): what follows below has actually been illustrated in this new article by Bill Venners: Abstract Type Members versus Generic Type Parameters in Scala (see summary at the end) (Here is the relevant extract of the first interview, May 2009, emphasis min...
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How to get current date & time in MySQL?

... You can use NOW(): INSERT INTO servers (server_name, online_status, exchange, disk_space, network_shares, c_time) VALUES('m1', 'ONLINE', 'exchange', 'disk_space', 'network_shares', NOW()) share ...
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Adding custom radio buttons in android

... option ..... how to remove that ... keeping the functionality intact .... All i am trying to achieve as i showed in my question ... Any further directions ! [Note:: please look at the updated question] – Devrath Oct 3 '13 at 16:41 ...
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In MySQL, can I copy one row to insert into the same table?

...an existing row in the table) but I want to do this without having to list all the columns after the "select", because this table has too many columns. ...
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How to detect total available/free disk space on the iPhone/iPad device?

... Original answer: I found the following solution working for me: -(uint64_t)getFreeDiskspace { uint64_t totalSpace = 0; uint64_t totalFreeSpace = 0; NSError *error = nil; NSArray *paths = NSSearchPathForDirectoriesInDomains(NSDocumentDirectory, NSUserDomainMask, YES); NSDic...
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UIButton: Making the hit area larger than the default hit area

... CGRectContainsPoint(hitFrame, point); } @end Once this class is added, all you need to do is set the edge insets of your button. Note that I chose to add the insets so if you want to make the hit area larger, you must use negative numbers. [button setHitTestEdgeInsets:UIEdgeInsetsMake(-10, -10...
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Checking network connection

...t have a working internet connection, the DNS lookup itself may block the call to urllib_request.urlopen for more than a second. Thanks to @rzetterberg for pointing this out. If the fixed IP address above is not working, you can find a current IP address for google.com (on unix) by running % dig...
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Differences between std::make_unique and std::unique_ptr with new

... unique_ptr<U>(new U())); // unsafe* The addition of make_unique finally means we can tell people to 'never' use new rather than the previous rule to "'never' use new except when you make a unique_ptr". There's also a third reason: make_unique does not require redundant type usage. unique...
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android get real path by Uri.getPath()

I'm trying to get image from gallery. 7 Answers 7 ...
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Using PUT method in HTML form

... XHTML 1.x forms only support GET and POST. GET and POST are the only allowed values for the "method" attribute. share | improve this answer | follow | ...