Tutorial by Examples: 17

This error appears while trying to update or delete records without including the WHERE clause that uses the KEY column. To execute the delete or update anyway - type: SET SQL_SAFE_UPDATES = 0; To enable the safe mode again - type: SET SQL_SAFE_UPDATES = 1;
To send an immediate message with data to JavaScript, you have to trigger an action from your init. init : ( Model, Cmd Msg ) init = ( Model 0, send SendOutgoing ) send : msg -> Cmd msg send msg = Task.perform identity identity (Task.succeed msg)
set myVariable [expr { $myVariable * 17 }] This shows how you can use a simple expression to update a variable. The expr command does not update the variable for you; you need to take its result and write it to the variable with set. Note that newlines are not important in the little language un...
The C++17 standard is feature complete and has been proposed for standardization. In compilers with experimental support for these features, it is usually referred to as C++1z. Language Extensions Fold Expressions declaring non-type template arguments with auto Guaranteed copy elision Templat...
C++17 Thanks to int std::uncaught_exceptions(), we can implement action which executes only on success (no thrown exception in scope). Previously bool std::uncaught_exception() just allows to detect if any stack unwinding is running. #include <exception> #include <iostream> templa...
C++17 Thanks to int std::uncaught_exceptions(), we can implement action which executes only on failure (thrown exception in scope). Previously bool std::uncaught_exception() just allows to detect if any stack unwinding is running. #include <exception> #include <iostream> template ...
The same example above, Image loading, can be written using async functions. This also allows using the common try/catch method for exception handling. Note: as of April 2017, the current releases of all browsers but Internet Explorer supports async functions. function loadImage(url) { return...
Download seed Run dotnet restore Run npm install Always. Enjoy. https://github.com/SamML/CoreAngular000
std::scoped_lock provides RAII style semantics for owning one more mutexes, combined with the lock avoidance algorithms used by std::lock. When std::scoped_lock is destroyed, mutexes are released in the reverse order from which they where acquired. { std::scoped_lock lock{_mutex1,_mutex2}; ...
This will take about 30 minutes. We will be setting Ruby on Rails Development Environment on Ubuntu 16.10 Yakkety Yak. You'll want to download the latest Desktop version here: http://releases.ubuntu.com/17.04/ Open up your terminal using Ctrl + Alt + T. Installing Ruby The First step is to ins...
Visual Studio Community 2017 Free, fully-featured IDE for students, open-source and individual developer Visual Studio Professional 2017 Professional developer tools, services, and subscription benefits for small teams Visual Studio Enterprise 2017 End-to-end solution to meet demand...

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