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Match two strings in one line with grep
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Best answer. Shell is very easy and quick, but once the pattern gets complex you should use Python or Perl (or Awk). Don't beat your head against the wall trying to prove it can be done in pure shell (whatever that means thes...
MySQL get row position in ORDER BY
... to add the position (rank for me), So I did something Very similar as the best answer here, with a little changes that adjust to my problem):
I put finally the position (rank for me) column in the external SELECT
SET @rank=0;
SELECT @rank := @rank + 1 AS ranking, t.avg, t.name
FROM(SELECT avg(s...
How to get the Power of some Integer in Swift language?
...ntation of the tail-recursive exponentiation-by-squaring algorithm is your best bet. According to this SO answer, this is "the standard method for doing modular exponentiation for huge numbers in asymmetric cryptography."
// using Swift 5.0
func pow<T: BinaryInteger>(_ base: T, _ power: T) -&...
Changing API level Android Studio
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The above solution given is, to me, the best way to go. Let the tool do all the necessary changes iso you yourself fiddling with different files, taking the risk of screwing things or forgetting important details.
– GeertVc
J...
How to get the day of week and the month of the year?
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Definitely the best way to do it.
– Diego Victor de Jesus
Nov 25 '19 at 5:36
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How to pass JVM options from bootRun
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This is by far the best way to pass command line options to JVM
– anubhava
Feb 17 '16 at 22:54
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How to keep the spaces at the end and/or at the beginning of a String?
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\u0020 is SPACE of ASCII code. This was the best choice for my project since I had to make sure it was ASCII.
– OneWorld
Nov 5 '14 at 9:42
add a...
MySQL check if a table exists without throwing an exception
What is the best way to check if a table exists in MySQL (preferably via PDO in PHP) without throwing an exception. I do not feel like parsing the results of "SHOW TABLES LIKE" et cetera. There must be some sort of boolean query?
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gradle build fails on lint task
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If you really want to use lint (good), that is the best path I think
– Cícero Moura
Dec 4 '19 at 20:38
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Take a char input from the Scanner
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The best way to take input of a character in Scanner class is:
Scanner sca=new Scanner(System.in);
System.out.println("enter a character");
char ch=sca.next().charAt(0);
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