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Difference between var_dump,var_export & print_r
...bugging purposes, too, but does not include the member's type. It's a good idea to use if you know the types of elements in your array, but can be misleading otherwise. print_r by default prints the result, but allows returning as string instead by using the optional $return parameter.
Array (
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JSR-303 @Valid annotation not working for list of child objects
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You need to decorate addresses member of UserAddressesForm with @Valid annotation. See section 3.1.3 and 3.5.1 of JSR 303: Bean Validation. As I explained in my answer to the question Is there a standard way to enable JSR 303 Bean Validation using annotated method, this is the real use of @Va...
How to write a Ruby switch statement (case…when) with regex and backreferences?
...ssi Do you have a source for your comment regarding thread safety? I just did an experiment in ruby 1.8.7 that seems to indicate that it is thread-safe! (Thread matching a regex every one second - checking in irb if local matches are getting clobbered)
– Joel
N...
ASP.NET web.config: configSource vs. file attributes
...guration settings
specific to the appSettings section
will merge (and override) settings in the .config file
will not cause web application to restart when modifying the specified file
http://msdn.microsoft.com/en-US/library/ms228154(v=vs.100).aspx
Using the Configuration.AppSettings.Settings.Add AP...
Eclipse interface icons very small on high resolution screen in Windows 8.1
...ed up solutions for this issue for the last month, but I have not found an ideal solution yet. It seems there should be a way around it, but I just can't find it.
I use a laptop with a 2560x1600 screen with the 200% magnification setting in Windows 8.1 (which makes it looking like a 1280x800 screen...
How to open the Chrome Developer Tools in a new window?
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As of some point mid 2016 you only have to click the vertical ellipses for the docking options to appear, you no longer have to click and hold.
– Chris B
Sep 15 '16 at 8:52
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How do I create a custom Error in JavaScript?
...n prototype to Error.prototype instead of new Error() like Nicholas Zakas did in his article, I created a jsFiddle with the code below:
function NotImplementedError(message) {
this.name = "NotImplementedError";
this.message = (message || "");
}
NotImplementedError.prototype = Error.prot...
how to get the current working directory's absolute path from irb
...ommand is called from.
But Dir.pwd returns the working directory (results identical to executing pwd in your terminal)
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Platform independent size_t Format specifiers in c?
...omething but still this answer is just wrong. Ah, I think I understand the idea here in 'portable'. It must be saying that it works for both 32-bit and 64-bit. But of course it would.
– Pryftan
Dec 3 '19 at 15:00
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Difference between setUp() and setUpBeforeClass()
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Finally, use the "AfterClass" annotated method to clean up any setup you did in the "BeforeClass" annotated method (unless their self destruction is good enough).
"Before" & "After" are for unit test specific initialization. I typically use these methods to initialize / re-initialize the mocks...