Tutorial by Topics

Beware of running lots of code or doing heavy work inside your JobService, for example in onStartJob(). The code will run on the main/UI thread and therefore can lead to a blocked UI, no longer responding app or even a crash of your app! Because of that, you must offload the work, for example by ...

The heart of Power BI is a cloud-hosted service for data integration and visualization. Power BI has a Free Edition with broad functionality, and a Pro Edition, available on a monthly subscription. Power BI is hosted by Microsoft on their "Azure" cloud service. Power BI is comprised of...

void cv::Mat::convertTo(OutputArray m, int rtype,double alpha = 1,double beta = 0)const ParameterDetailsmoutput matrix; if it does not have a proper size or type before the operation, it is reallocatedrtypedesired output matrix type or, rather, the depth since the number of channels are the ...

This technique can also be used for other data sources e.g. files, web services. Note that when you do change these settings, you may have to specify Authentication/Credential details for the new source.

This section provides an overview of what ssdt is, and why a developer might want to use it. It should also mention any large subjects within ssdt, and link out to the related topics. Since the Documentation for ssdt is new, you may need to create initial versions of those related topics.

This section provides an overview of what jax-rs is, and why a developer might want to use it. It should also mention any large subjects within jax-rs, and link out to the related topics. Since the Documentation for jax-rs is new, you may need to create initial versions of those related topics. ...

This section provides an overview of what jersey is, and why a developer might want to use it. It should also mention any large subjects within jersey, and link out to the related topics. Since the Documentation for jersey is new, you may need to create initial versions of those related topics. ...

public delegate void ActionClick(); public event ActionClick OnResetClick; I haven't found any disadvantages in this approach but there are a few things which make this a little problematic. You need to add an event handler for each and every event. If you do not add the event ha...

A common pitfall is to believe that all threads of a parallel region should instantiate (create) tasks but this is not typically the case unless you want to create as many tasks as the number of threads times the number of elements to process. Therefore, in OpenMP task codes you'll find something ...

Melt with melt(DT, id.vars=c(..), variable.name="CategoryLabel", value.name="Value") Cast with dcast(DT, LHS ~ RHS, value.var="Value", fun.aggregate=sum) ParameterDetailsid.varstell melt which columns to retainvariable.nametell melt what to call the column with...