All Questions

2
answers

Difference in compile and execution error

A compilation error would be one that the IDE already warns before it even compiles, such as missing a semicolon, correct? But what about the execution error? It would be, for example, a Exception ?     
asked on 27.09.2018 / 16:29
1
answer

Why does TypeScript when compiled, convert "let" to "var" in variables?

If let variavel = "valor"; is also supported in JavaScript , because in TypeScript compilation, it transforms to var variavel = "valor" ? Take the test right here : function foo(){ var x = 1; let y = 3; if (true){...
asked on 20.08.2018 / 22:14
2
answers

Why use Docker on Azure?

This year I saw that Azure provided a container service called "Azure Container Service". This service, among other things, allows you to use Docker on Azure. It turns out that Docker is a container system. From what I've understood about it...
asked on 13.07.2016 / 20:50
2
answers

Unassigned variable in C #

The variable in the last console.writeLine is giving that was not assigned being in the ifs, I would like to know why. string c, nome; double s, sn; Console.WriteLine("Escreva o nome:"); nome = Console.ReadLine(); Console.WriteLine("Escreva o...
asked on 14.09.2018 / 20:37
1
answer

How to simulate Zoom Pinch in Chrome Dev Tools?

I'm working on an interface that will be mobile. Is there any way to simulate Zoom (pinch zoom) in Chrome Dev Tools? At least from version 59 or higher? NOTE: For those who were in doubt, Zoom is the zoom that you make on the screen using...
asked on 10.09.2018 / 14:43
2
answers

How to identify a line break character in C?

Problem: Sometimes I get an entry like (andtheinputcontinues)othertimesas: (andtheinputcontinues)Thatis,Icanreceiveaninteger,ortwo,orthree,andthenlaterreceiveastringtodoanything.Myproblem:Icannotsetwhentostopreceivingtheintegers.Itriedtoiden...
asked on 24.08.2018 / 23:12
1
answer

What is the use of the .isidentifier () method in Python?

I came across the string .isidentifier() method and also the .isprintable() . Why use them? On what occasions would I use this?
asked on 13.08.2018 / 23:39
2
answers

How to transform my code with struct from static memory to dynamics in C?

The exercise asks me to read information in a file, being they, cpf, name, email and age of several people stored in a struct, sort in ascending order by age, if equal ages by cpf, and print in another file with the same format as it received, a...
asked on 13.09.2018 / 22:38
3
answers

Join arrays by equal keys, but separating values

Scenario (example): I have 2 Arrays , X and Y (dynamically created, individual ): $arX = Array('AAA' => 173.696, 'BBB' => 72.436, 'CCC' => 142.692); $arY = Array('AAA' => 127, 'DDD' => 72.333); Objective: W...
asked on 13.08.2018 / 15:23
1
answer

Error handling in consultation

How can I make error handling in this scenario and if there are errors, for example in connection or declaration, display them on the screen? returnClient.php <?php $hostname="localhost"; $username="USUARIO";...
asked on 13.09.2018 / 15:44