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std::shared_ptr thread safety explained
...m reading http://gcc.gnu.org/onlinedocs/libstdc++/manual/shared_ptr.html and some thread safety issues are still not clear for me:
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How to use Bash to create a folder if it doesn't already exist?
...
First, in bash "[" is just a command, which expects string "]" as a last argument, so the whitespace before the closing bracket (as well as between "!" and "-d" which need to be two separate arguments too) is important:
if [ ! -d /home/mlzboy/b2c2/shared/db...
How to edit a node module installed via npm?
...to the source.
If the changes affect functionality of the overall module, and may be useful to others, you may want to contribute to the original source on github and look for the change to be implemented.
If this is proprietary functionality that is needed, and would not help the development of t...
How to accept Date params in a GET request to Spring MVC Controller?
...ring you can @Override the addFormatters method of WebMvcConfigurerAdapter and add your Formatter-implementing beans there.
– UTF_or_Death
Feb 17 '17 at 15:59
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How can I disable the Maven Javadoc plugin from the command line?
...operty maven.javadoc.skip to true [1], i.e.
-Dmaven.javadoc.skip=true
(and not false)
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What is a method group in C#?
...make sense.
Once you add parentheses, again; overload resolution kicks in and you have unambiguously identified a method call.
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Android: how to make an activity return results to the activity which calls it?
...ation activity that can be called from many activities, such as Sign up and Order . In the Location activity the user enters his location, so the activity Location will return this new location to that activity which called it.
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Ruby: extend self
In Ruby, I understand the basic idea of extend . However, what's happening in this segment of code? Specifically, what does extend do? Is it just a convenient way of making the instance methods into class methods? Why would you do it this way rather than specifying class methods from the beginnin...
How can I get the current language in Django?
...) translation, it's in request.LANGUAGE_CODE."
– Alexander Marquardt
Dec 1 '10 at 18:10
4
That li...
How can I detect if this dictionary key exists in C#?
...n IDictionary but a PhysicalAddressDictionary, so the methods are Contains and TryGetValue but they work in the same way.
Example usage:
PhysicalAddressEntry entry;
PhysicalAddressKey key = c.PhysicalAddresses[PhysicalAddressKey.Home].Street;
if (c.PhysicalAddresses.TryGetValue(key, out entry))
{
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