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How do I write a custom init for a UIView subclass in Swift?
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The init(frame:) version is the default initializer. You must call it only after initializing your instance variables. If this view is being reconstituted from a Nib then your custom initializer will not be called, and instead the init?(coder:) version will be called. Since Swift now req...
Using CMake, how do I get verbose output from CTest?
... which is using the Boost unit testing framework. This one binary contains all of the unit tests. I've added that binary to be run by CTest:
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What is the Java equivalent of PHP var_dump?
...for free. It is done with convention rather than language constructs. In all data transfer classes (and maybe even in all classes you write...), you should implement a sensible toString method. So here you need to override toString() in your Person class and return the desired state.
There are u...
throw new std::exception vs throw std::exception
...xceptions is to throw an exception object and to catch it by reference (usually const reference). The C++ language requires the compiler to generate the appropriate code to construct the exception object and to properly clean it up at the appropriate time.
Throwing a pointer to a dynamically alloca...
How can I keep Bootstrap popovers alive while being hovered?
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Test with code snippet below:
Small modification (From the solution provided by vikas) to suit my use case.
Open popover on hover event for the popover button
Keep popover open when hovering over the popover box
Close popover on mouseleave for either the ...
Node.js Error: Cannot find module express
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You need to install Express locally into the context of your application (node_modules folder):
$ npm install express
The reason for this is that applications always look in their local context for any dependencies. The global installatio...
Java 8 List into Map
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Using (statically imported) Seq from the JOOL library (which I'd recommend to anyone using Java 8), you can also improve the brevity with: seq(choices).toMap(Choice::getName)
– lukens
Mar 18 '17 at ...
How to clear https proxy setting of NPM?
... I clear the previous ssl proxy setting of NPM?
well, I search a lot, but all post I got is mainly about how to set proxy in corporate network.
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PHP shell_exec() vs exec()
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shell_exec returns all of the output stream as a string. exec returns the last line of the output by default, but can provide all output as an array specifed as the second parameter.
See
http://php.net/manual/en/function.shell-exec.php
http:...
How can I specify a [DllImport] path at runtime?
...ct, I got a C++ (working) DLL that I want to import into my C# project to call it's functions.
7 Answers
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