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fix: massive questions markdown fix

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Inanc Gumus
2018-10-19 20:31:10 +03:00
parent eb8d68981a
commit dc4aaea4fa
18 changed files with 657 additions and 224 deletions
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47
10-constants/questions/questions.md
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@ -16,7 +16,9 @@
2. `const version int := 3`
2. `const version int = 3` *CORRECT*
> 1. "C"onst should be just "c"onst.
> **1:** "C"onst should be just "c"onst.
>
>
## Which code below is correct?
@ -24,9 +26,15 @@
2. `const message = "pick me!"; const length = len(message)` *CORRECT*
3. `const length = utf8.RuneCountInString("pick me")`
> 1. `s` not a constant.
> 2. `len` function can be used as an initial value to a constant, when the argument to `len` is also a constant.
> 3. You cannot call functions while initializing a constant.
> **1:** `s` not a constant.
>
>
> **2:** `len` function can be used as an initial value to a constant, when the argument to `len` is also a constant.
>
>
> **3:** You cannot call functions while initializing a constant.
>
>
## Which explanation below is correct for the following code?
@ -38,8 +46,12 @@ porsche := speed * 3
2. speed's type is int and porsche's type is also int
3. speed and porsche are typeless
> 2. speed has no type.
> 3. A variable cannot be typeless.
> **2:** speed has no type.
>
>
> **3:** A variable cannot be typeless.
>
>
## How to fix the following code?
@ -51,8 +63,11 @@ spell = "Abracadabra"
2. `spell := "Abracadabra"`
3. `var spell = "Abracadabra"`
> 1. A constant always have to be initialized to a value. And, sometimes the type declaration is not necessary.
> 2-3. That's a variable not a constant.
> **1:** A constant always have to be initialized to a value. And, sometimes the type declaration is not necessary.
>
>
> **2-3:** That's a variable not a constant.
>
## How to fix the following code?
@ -83,9 +98,15 @@ x := 5
fmt.Print(int64(total) * x)
```
> 1. Now, the total constant is typeless, so it can be used with the x variable.
> 2. There's still a type mismatch. x is int not int64.
> 3. total is already int64. No need to convert it again.
> **1:** Now, the total constant is typeless, so it can be used with the x variable.
>
>
> **2:** There's still a type mismatch. x is int not int64.
>
>
> **3:** total is already int64. No need to convert it again.
>
>
## What are the values of the following constants?
@ -101,4 +122,6 @@ const (
3. Yes=7 No=12 Both=17
4. Yes=2 No=7 Both=12 *CORRECT*
> 3. iota starts at 0, not 1.
> **3:** iota starts at 0, not 1.
>
>