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How can I remove an element from a list?
...it documentation for R on how to remove elements from lists, but trial and error tells me
myList[[5]] <- NULL
will remove the 5th element and then "close up" the hole caused by deletion of that element. That suffles the index values, So I have to be careful in dropping elements. I must ...
What's the actual use of 'fail' in JUnit test case?
...// FAIL when no exception is thrown
} catch (BizException e) {
assert(e.errorCode == THE_ERROR_CODE_U_R_LOOKING_FOR)
}
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What are Java command line options to set to allow JVM to be remotely debugged?
... This only worked for me when I put quotes around it, otherwise I got this error: ERROR: JDWP Non-server transport dt_socket server=y suspend=y address=8000 must have a connection address specified through the 'address=' option
– Ring
Apr 21 '16 at 15:19
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Finding local IP addresses using Python's stdlib
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It might be a good idea to catch socket.error exceptions which may be risen by s.connect()!
– phobie
Oct 14 '11 at 14:52
40
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“Application tried to present modally an active controller”?
...[tabBarController presentModalViewController:vc3];
This will give you an error because that Tab Bar Controller has a death grip on the view controller that you gave it. You can either not add it to the array of view controllers on the tab bar, or you can not present it modally.
Apple expects you...
Sending JWT token in the headers with Postman
...tive runs and test any response as endpoint unit tests. Save them and find errors when you change code. I haven't used the command line utility but I understand that you can configure it to run in your ci-pipeline.
– Pablo Palacios
Jan 5 '17 at 2:21
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AES Encryption for an NSString on the iPhone
... aside from the extra comma in each call to CCCrypt() which caused compile errors.
A later comment on that post includes this adapted code, which works for me, and seems a bit more straightforward. If you include their code for the NSData category, you can write something like this: (Note: The prin...
How can I disable HREF if onclick is executed?
...tn-loading is added to the clicked link, then if successful a checkmark(on error an X) replaces the loading animation. I don't want the button to be able to be clicked again in some instances(for both success and error), using this I can simply $(elemnent).addClass('disabled') and easily achieve the...
In CSS what is the difference between “.” and “#” when declaring a set of styles?
...here the style is repeated, e.g. say you head a special form of header for error messages, you could create a style h1.error {} which would only apply to <h1 class="error">
Specificity
Another aspect where selectors differ is in their specificity - an id selector is deemed to be more specifi...
How can I find WPF controls by name or type?
...s. I've only spot-checked this on a WPF application, please comment on any errors you might find and I'll correct my code.
WPF Snoop is a useful tool in looking at the visual tree - I'd strongly recommend using it while testing or using this algorithm to check your work.
There is a small error ...