Tutorial by Examples: io

Detailed instructions on getting Robot Framework set up or installed. Robot framework is a generic test automation framework.This is implemented using Python and is supported on Python 2 and Python 3 Jython (JVM) and IronPython (.NET) and PyPy. For Acceptance testing Acceptance test-driven dev...
Download the latest version of ANTLR and extract it to a folder. You can use also Maven, Gradle, or other build tool to depend on its runtime (the classes the generated grammars use): org.antlr:antlr4-runtime. In order to automatically -as part of the build process- generate the parser in a maven ...
A "Connection Refused" error will occur if your client sends a connection request to a remote server host, and the remote host responds to say that it refuses to accept the request. The "Connection Refused" error essentially means that the computer is not accepting connections to...
A "Connection timed out" error occurs when the remote system does not respond to the client's attempt to open a TCP/IP connection. The most common causes include: A firewall is blocking the connection attempt on the port that you are using: The firewall could be on the client-side, ...
This will rollback both inserts due to an invalid datetime: BEGIN TRANSACTION BEGIN TRY INSERT INTO dbo.Sale(Price, SaleDate, Quantity) VALUES (5.2, GETDATE(), 1) INSERT INTO dbo.Sale(Price, SaleDate, Quantity) VALUES (5.2, 'not a date', 1) COMMIT TRANSACTION END TRY BEG...
VIEWs based on a UNION or UNION ALL operation are read-only because there is no single way to map a change onto just one row in one of the base tables. The UNION operator will remove duplicate rows from the results. Both the UNION and UNION ALL operators hide which table the rows came from. Such VIE...
In order to write tests using Selenium Webdriver and Java as programming language, you will need to download JAR files of Selenium Webdriver from the Selenium website. There are multiple ways to setup a Java project for the Selenium webdriver, one of the easiest from all of them is using Maven. Mav...
SELECT SERVERPROPERTY('ProductVersion') AS ProductVersion, SERVERPROPERTY('ProductLevel') AS ProductLevel, SERVERPROPERTY('Edition') AS Edition, SERVERPROPERTY('EngineEdition') AS EngineEdition;
Software and hardware prerequisites for installation of BizTalk Server (All versions) Software requirements 1. Development environment Below software tools are required for BizTalk environment, not all of them are needed, but having all might add some advantage for developing BizTalk applications...
Usually this means that the Master crashed and that sync_binlog was OFF. The solution is to CHANGE MASTER to POS=0 of the next binlog file (see the Master) on the Slave. The cause: The Master sends replication items to the Slave before flushing to its binlog (when sync_binlog=OFF). If the Master cr...
In some cases basic validation is not enough. Angular support custom validation adding validator functions to the $validators object on the ngModelController: angular.module('app', []) .directive('myValidator', function() { return { // element must have ng-model attribute // o...
It may be helpful to include additional information with an exception, e.g. for logging purposes or to allow conditional handling when the exception is caught: class CustomError < StandardError attr_reader :safe_to_retry def initialize(safe_to_retry = false, message = 'Something went wro...
Almost all written text has punctuation marks which are outside the ASCII character set: dashes: the en dash –, and the em dash — Quotation marks: “quotes” rather than "quotes" The ellipsis…
If you want to set some alias name to installed node version, do: nvm alias <name> <version> Similary to unalias, do: nvm unalias <name> A proper usecase would be, if you want to set some other version than stable version as default alias. default aliased versions are loade...
You can add also add some more logic which has to be checked to your ACL using anonymous functions. They will be executed when using Phalcon\Acl\Adapter\Memory::allow() or Phalcon\Acl\Adapter\Memory::deny(), if they will return true, they role will be allowed to access certain action on resource. $...
Modifying the strings returned by the standard functions getenv(), strerror() and setlocale() is undefined. So, implementations may use static storage for these strings. The getenv() function, C11, §7.22.4.7, 4, says: The getenv function returns a pointer to a string associated with the matched...
OpenLayers 3 or as it is referred OL-3 is a Javascript Library for web mapping, so in order to use it you'll need to add it in your html: first add the ol.css file to use the map styling of OL-3 : then add the ol.js file : you can also download OL-3 from the official site www.openlaye...
The regsub command is used for regular expression matching and substitution. set mydata {The yellow dog has the blues.} # create a new string; only the first match is replaced. set newdata [regsub {(yellow|blue)} $mydata green] puts $newdata The green dog has the blues. # replace the data in t...
How to get FusionCharts: Download from the FusionCharts official website Install via npm: # Install fusioncharts package npm install fusioncharts # Install fusionmaps package npm install fusionmaps Install via bower: # Install fusioncharts package bower install fusioncharts #...
Even with identical tokens for inline functions, ODR can be violated if lookup of names doesn't refer to the same entity. let's consider func in following: header.h void overloaded(int); inline void func() { overloaded('*'); } foo.cpp #include "header.h" void foo() { ...

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