Tutorial by Topics: pi

Lack of an AUTO_INCREMENT id for this table -- The PK given is the 'natural' PK; there is no good reason for a surrogate. MEDIUMINT -- This is a reminder that all INTs should be made as small as is safe (smaller ⇒ faster). Of course the declaration here must match the definition in the tabl...

Chip select signals Most slaves have an active low chip select input. So proper code to initialize and use a chip select pin is this: #define CSPIN 1 // or whatever else your CS pin is // init: pinMode(CSPIN, OUTPUT); digitalWrite(CSPIN, 1); // deselect // use: digitalWrite(CSPIN, 0); /...

NVDA is a free screen reader for Windows, which you can use for testing.

<rdbms-jdbc-url> // RDBMS JDBC URL <username> // Username of the RDBMS database <password> // Password of the RDBMS database <table-name> // RDBMS database table <hdfs-home-dir> // HDFS home directory <condition> // Condition that can be expressed in the fo...

Appium is an open source, cross-platform test automation tool for native, hybrid and mobile web apps, tested on simulators (iOS, FirefoxOS), emulators (Android), and real devices (iOS, Android, FirefoxOS). Why Appium? You don't have to recompile your app or modify it in any way, due to use of ...

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

History The Symantec JIT compiler was available in the Sun Java from 1.1.5 onwards, but it had problems. The Hotspot JIT compiler was added to Sun Java in 1.2.2 as a plugin. In Java 1.3, JIT was enabled by default. (Source: When did Java get a JIT compiler?

The Task Parallel Library is set of public types and APIs that dramatically simplify the process of adding parallelism and concurrency to an application. .Net. TPL was introduced in .Net 4 and is the recommended way to write multi threaded and parallel code. TPL takes care of work scheduling, thr...

target_compile_features(target PRIVATE|PUBLIC|INTERFACE feature1 [feature2 ...])

The SparkR package let's you work with distributed data frames on top of a Spark cluster. These allow you to do operations like selection, filtering, aggregation on very large datasets. SparkR overview SparkR package documentation

Several Java programming language misusage might conduct a program to generate incorrect results despite being compiled correctly. This topic main purpose is to list common pitfalls related to exception handling, and to propose the correct way to avoid having such pitfalls.

Several Java programming language misusage might conduct a program to generate incorrect results despite being compiled correctly. This topic main purpose is to list common pitfalls with their causes, and to propose the correct way to avoid falling in such problems. This topic is about specifi...

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