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Java Streams CheatSheet
devv
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Streams
Effectively final variable.
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// {
class
Main {
public
static
void
main(
String
[] args) {
// }
//Incorrect
for
(
int
i =
0
; i <
10
; i++) {
new
Thread(()
->
{
System.out.println(
"i = "
+ i);
// Does not compile!
}).start();
}
// {
}
}
// }
Press desired key combination and then press ENTER.
Run
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// {
class
Main {
public
static
void
main(
String
[] args) {
// }
for
(
int
i =
0
; i <
10
; i++) {
int
j = i;
//effectively final
new
Thread(()
->
System.out.println(
"i = "
+ j)).start();
}
// {
}
}
// }
Press desired key combination and then press ENTER.
Run
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// {
class
Main {
public
static
void
main(
String
[] args) {
// }
//Incorrect
for
(
int
i =
0
; i <
10
; i++) {
int
j = i;
new
Thread(()
->
System.out.println(
"i = "
+ j)).start();
j++;
}
// {
}
}
// }
Press desired key combination and then press ENTER.
Run
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