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@Nullable annotation usage
...the method, you should also accept null values.
It also serves as a hint for code analyzers like FindBugs. For example, if such a method dereferences its argument without checking for null first, FindBugs will emit a warning.
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How do I write the 'cd' command in a makefile?
For example, I have something like this in my makefile:
6 Answers
6
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XML Document to String
...at's the simplest way to get the String representation of a XML Document ( org.w3c.dom.Document )? That is all nodes will be on a single line.
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Tuning nginx worker_process to obtain 100k hits per min
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Config file:
worker_processes 4; # 2 * Number of CPUs
events {
worker_connections 19000; # It's the key to high performance - have a lot of connections available
}
worker_rlimit_nofile 20000; # Each connection needs a filehan...
Why use @PostConstruct?
...ed bean, @PostConstruct is called after the regular Java object constructor.
5 Answers
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Remove first element from $@ in bash [duplicate]
...irst argument shouldn't be looped over, and instead needs to be checked before the loop.
4 Answers
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How to force a web browser NOT to cache images
... writing and using a very simple CGI-based (Perl) content management tool for two pro-bono websites. It provides the website administrator with HTML forms for events where they fill the fields (date, place, title, description, links, etc.) and save it. On that form I allow the administrator to uploa...
What is function overloading and overriding in php?
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PHP doesn't support overloading, though.
– Sasha Chedygov
Jun 8 '10 at 4:40
18
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Matplotlib transparent line plots
I am plotting two similar trajectories in matplotlib and I'd like to plot each of the lines with partial transparency so that the red (plotted second) doesn't obscure the blue.
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IE9 jQuery AJAX with CORS returns “Access is denied”
The following works in all browsers except IE (I'm testing in IE 9).
12 Answers
12
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