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Sending a message to nil in Objective-C
As a Java developer who is reading Apple's Objective-C 2.0 documentation: I wonder what " sending a message to nil " means - let alone how it is actually useful. Taking an excerpt from the documentation:
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How can I prevent Visual Studio 2013 from closing my IIS Express app when I end debugging?
Previously in 2012, if I debugged in Chrome (for example), and then stopped the debugger, the website would remain running in IIS Express. This no longer seems to be the case in 2013.
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Setting the Vim background colors
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answered Jul 13 '09 at 2:41
Alex MartelliAlex Martelli
724k148148 gold badges11261126 silver badges13241324 bronze badges
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intellij - spring is not being recognized (Unmapped Spring configuration)
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10
You need to check which configurations IntelliJ will use to provide inspections on wired beans.
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How to set host_key_checking=false in ansible inventory file?
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Due to the fact that I answered this in 2014, I have updated my answer to account for more recent versions of ansible.
Yes, you can do it at the host/inventory level (Which became possible on newer ansible versions) or global level:
inventory:
Add the following.
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Evenly space multiple views within a container view
...acer View 1' to superview with a height constraint of lower priority than 1000 and with Height Equals to all of the other 'spacer views'. 'Spacer View 4' has a bottom space constraint to superview. Each label has a respective top and bottom constraints to its nearest 'spacer views'.
Note: Be sure y...
“Diff” an image using ImageMagick
...i) -- then just add an appropriate -density parameter:
compare -density 300 image1 image2 -compose src diff.jpeg
Illustrated examples
Here are a few illustrations of results for variations of the above command. Note: the two files compared were even PDF files, so it works with these too (as l...
Can TCP and UDP sockets use the same port?
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edited Aug 8 '14 at 9:09
answered Jun 22 '11 at 9:05
Al...
The type 'string' must be a non-nullable type in order to use it as parameter T in the generic type
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205
Use string instead of string? in all places in your code.
The Nullable<T> type requires ...
Windows batch: call more than one command in a FOR loop?
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edited Jan 21 '14 at 10:08
Steven
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answered F...