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event Action vs event EventHandler
...ther event in the system, which I would consider a drawback.
One upside with the dominating design pattern (apart from the power of sameness) is that you can extend the EventArgs object with new properties without altering the signature of the event. This would still be possible if you used Action...
How to turn NaN from parseInt into 0 for an empty string?
Is it possible somehow to return 0 instead of NaN when parsing values in JavaScript?
18 Answers
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UITapGestureRecognizer - single tap and double tap
I am trying to add 2 UITapGestureRecognizers to a view, one for single tap and one for double tap events. The single tap recognizer is working as expected (on its own). But I don't seem to be able to get the double tap recognizer working.
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How to find all serial devices (ttyS, ttyUSB, ..) on Linux without opening them?
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This is a function of udev (specifically its configuration in /lib/udev/rules.d/??-persistent-serial.rules), which was introduced in 2.5.
– ergosys
Aug 14 '13 at 4:16
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Accessing an SQLite Database in Swift
I'm looking for a way to access an SQLite database in my app with Swift code.
12 Answers
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How might I convert a double to the nearest integer value?
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Use Math.round(), possibly in conjunction with MidpointRounding.AwayFromZero
eg:
Math.Round(1.2) ==> 1
Math.Round(1.5) ==> 2
Math.Round(2.5) ==> 2
Math.Round(2.5, MidpointRounding.AwayFromZero) ==> 3
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How to force cp to overwrite without confirmation
I'm trying to use the cp command and force an overwrite.
16 Answers
16
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How do you use the “WITH” clause in MySQL?
...m converting all my SQL Server queries to MySQL and my queries that have WITH in them are all failing. Here's an example:
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How to “grep” for a filename instead of the contents of a file?
grep is used to search within a file to see if any line matches a given regular expression. However, I have this situation - I want to write a regular expression that will match the filename itself (and not the contents of the file). I will run this from the system's root directory, to find all thos...
Managing CSS Explosion
I have been heavily relying on CSS for a website that I am working on. Right now, all the CSS styles are being applied on a per tag basis, and so now I am trying to move it to more of an external styling to help with any future changes.
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