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What is the relative performance difference of if/else versus switch statement in Java?
...aintainability of the code in question. If there are more than two if/else blocks glued together or its size is unpredictable, then you may highly consider a switch statement.
Alternatively, you can also grab Polymorphism. First create some interface:
public interface Action {
void execute(St...
How to handle command-line arguments in PowerShell
...
Using a param block seems to have other unintended consequences though: stackoverflow.com/questions/40940819/…
– Logan
Dec 7 '16 at 17:14
...
UIView Infinite 360 degree rotation animation?
... warns users away from these methods in the Docs & @Nate code uses the block based animations that Apple now prefers
– PaulWoodIII
May 15 '13 at 4:46
...
Getting a structural type with an anonymous class's methods from a macro
...hugging a sheep). The simplest is to insert a dummy statement so that the block doesn't look like an anonymous class followed by its instantiation.
If the typer notices that you're a public term that isn't referenced by the outside, it will make you private.
object Mac {
import scala.language.e...
How do I find which transaction is causing a “Waiting for table metadata lock” state?
...for:
USE INFORMATION_SCHEMA;
SELECT * FROM INNODB_LOCK_WAITS;
A list of blocking transactions:
SELECT *
FROM INNODB_LOCKS
WHERE LOCK_TRX_ID IN (SELECT BLOCKING_TRX_ID FROM INNODB_LOCK_WAITS);
OR
SELECT INNODB_LOCKS.*
FROM INNODB_LOCKS
JOIN INNODB_LOCK_WAITS
ON (INNODB_LOCKS.LOCK_TRX_ID =...
Positioning a div near bottom side of another div
...ution is almost correct. I only had to add "//margin-left: -40px" to green block's style for IE. Without this hack with margin-left attribute your green block was disposed left in IE7. Can anyone explain where this 40px comes from?
– Roman
May 13 '09 at 13:51
...
Vertically align text next to an image?
...the text. As for using float:left, you should be doing that either on the block that contains the image and text, or on the text itself.
– jamesrom
Dec 7 '11 at 0:57
14
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When is .then(success, fail) considered an antipattern for promises?
...()) will only be executed in case that no exception happened. The labelled block and the break statement feel a bit odd, this is actually what python has try-except-else for (recommended reading!).
// some_promise_call().then(logger.log).catch(logger.log)
try {
var results = some_call();
lo...
How to add a Timeout to Console.ReadLine()?
...horrible waste, but of course your signalling is superior. Also, using one blocking Console.ReadLine call in an infinite-loop in a second threat prevents the problems with lots of such calls hanging around in the background as in the other, heavily upvoted, solutions below. Thank you for sharing you...
Redirect stdout pipe of child process in Go
...ike the command output to echo into the terminal without having cmd.Wait() blocking other statements:
package main
import (
"fmt"
"io"
"log"
"os"
"os/exec"
)
func checkError(err error) {
if err != nil {
log.Fatalf("Error: %s", err)
}
}
func main() {
// Rep...