Tutorial by Topics

In SQL, SELECT statements return sets of results from data collections like tables or views. SELECT statements can be used with various other clauses like WHERE, GROUP BY, or ORDER BY to further refine the desired results.

q = Queue.new q.push object q << object # same as #push q.pop #=> object

enum identifier { constructors }

Crash Reporting creates detailed reports of the errors in your app. Errors are grouped into clusters of similar stack traces and triaged by the severity of impact on your users. In addition to automatic reports, you can log custom events to help capture the steps leading up to a crash. Crash Rep...

Understanding accessibility is a process of relating four main categories of abilities to software development. These broad categories are: visual hearing mobility cognitive For each category, the needs of users needs to be considered. It must also be understood that every person has a ra...

If models are correctly related you can easily load related data using EntityFramework. You have three options to chose from: lazy loading, eager loading and explicit loading. Models used in examples: public class Company { public int Id { get; set; } public string FullName { get; set...

GPU computing requires a 'platform' which can connect to and utilize the hardware. The two primary low-level languages that accomplish this are CUDA and OpenCL. The former requires installation of the proprietary NVIDIA CUDA Toolkit and is only applicable on NVIDIA GPUs. The latter is both comp...

CBool(expression) CByte(expression) CChar(expression) CDate(expression) CDbl(expression) CDec(expression) CInt(expression) CLng(expression) CObj(expression) CSByte(expression) CShort(expression) CSng(expression) CStr(expression) CUInt(expression) CULng(expression) CUShort(expression...

Notice that the API recommends that, as of version 1.5, the preferred way to create a Process is using ProcessBuilder.start(). Another important remark is that the exit value produced by waitFor is dependent from the program/script being executed. For instance, the exit codes produced by calc.exe...

A Proxy in JavaScript can be used to modify fundamental operations on objects. Proxies were introduced in ES6. A Proxy on an object is itself an object, that has traps. Traps may be triggered when operations are performed on the Proxy. This includes property lookup, function calling, modifying prope...