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Undefined symbols for architecture i386: _OBJC_CLASS_$_SKPSMTPMessage", referenced from: error

... target. Normally Xcode does this for you, but sometimes it loses the plot and you need to add the .m file manually. To do this: TargetSettings -> Build Phases -> Compile Sources -> add your .m class ->Build and Run ...
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Checking for empty queryset in Django

...erly irrelevant so I do not get your point. They could as well make a thousand queries and it would still be totally irrelevant as this is not the point of this answer, with which I make clear that I agree. – Wtower Nov 4 '15 at 8:47 ...
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A Java API to generate Java source files [closed]

... an API. It's not the easiest thing to get information on, but it's there and it works extremely well. The easiest way to get hold of it is as part of the JAXB 2 RI - the XJC schema-to-java generator uses CodeModel to generate its java source, and it's part of the XJC jars. You can use it just fo...
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“Uncaught TypeError: Illegal invocation” in Chrome

... Another option is to use Function.prototype.bind() which is part of ES5 standard and available in all modern browsers. var _raf = window.requestAnimationFrame || window.mozRequestAnimationFrame || window.webkitRequestAnimationFrame || window.msRequestAnimationFrame || ...
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Visual Studio Copy Project

...my project. I would rather not start doing it from scratch by adding files and references, etc. Please note that I don't mean copy for deployment. Just plain copy. ...
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Inheriting from a template class in c++

...mplate class Area , which has a member variable T area , a T getArea() and a void setArea(T) member functions. 6 Answ...
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What is a deadlock?

...s try to access the same resource at the same time. One process loses out and must wait for the other to finish. A deadlock occurs when the waiting process is still holding on to another resource that the first needs before it can finish. So, an example: Resource A and resource B are used by pro...
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Looping through the content of a file in Bash

... effects of trimming leading whitespace, interpreting backslash sequences, and skipping the last line if it's missing a terminating linefeed. If these are concerns, you can do: while IFS="" read -r p || [ -n "$p" ] do printf '%s\n' "$p" done < peptides.txt Exceptionally, if the loop body m...
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PHP + curl, HTTP POST sample code?

... no need to use http_build_query() to handle parameters; just pass the array to CURLOPT_POSTFIELDS is enough. – Raptor Apr 5 '16 at 3:13 9 ...
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github markdown colspan

... I understood that Pipes are ether optional at the beginning and the end, or none of them. Maybe should you add one at the end of this lines? – Sandburg Mar 22 '19 at 13:36 ...