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How to convert a string to lower or upper case in Ruby
...irb -ractive_support/core_ext/string
"STRING ÁÂÃÀÇÉÊÍÓÔÕÚ".mb_chars.downcase.to_s
=> "string áâãàçéêíóôõú"
"string áâãàçéêíóôõú".mb_chars.upcase.to_s
=> "STRING ÁÂÃÀÇÉÊÍÓÔÕÚ"
...
Is there a C# type for representing an integer Range?
...sult = new List<int>();
string[] lines = input.Split(new char[] {';', ','});
foreach (string line in lines)
{
try
{
int temp = Int32.Parse(line);
result.Add(temp);
}
...
SQL Update with row_number()
...
One more option
UPDATE x
SET x.CODE_DEST = x.New_CODE_DEST
FROM (
SELECT CODE_DEST, ROW_NUMBER() OVER (ORDER BY [RS_NOM]) AS New_CODE_DEST
FROM DESTINATAIRE_TEMP
) x
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im...
What is the fastest/most efficient way to find the highest set bit (msb) in an integer in C?
...ruction.)
Example code for gcc:
#include <iostream>
int main (int,char**)
{
int n=1;
for (;;++n) {
int msb;
asm("bsrl %1,%0" : "=r"(msb) : "r"(n));
std::cout << n << " : " << msb << std::endl;
}
return 0;
}
See also this inline assembler tutoria...
What is the easiest way in C# to trim a newline off of a string?
I want to make sure that _content does not end with a NewLine character:
10 Answers
10...
How to reset sequence in postgres and fill id column with new data?
...
SELECT setval('seq', 1, FALSE) should do the same (here, the third argument, FALSE, does the magic, as it shows that nextval must be 1 instead of 2)
– Vasilen Donchev
Sep 22 '15 at 14:43...
Finding duplicate values in MySQL
...
Do a SELECT with a GROUP BY clause. Let's say name is the column you want to find duplicates in:
SELECT name, COUNT(*) c FROM table GROUP BY name HAVING c > 1;
This will return a result with the name value in the first colum...
How to convert String to Long in Kotlin?
... Just a heads up, if you're iterating a string of digits, they will be chars and [char].toInt() will give you the ascii representation.
– Peheje
Jul 20 '17 at 17:11
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Best way to create unique token in Rails?
...ittle bit of code in his Railscast on beta invitations. This produces a 40 character alphanumeric string.
Digest::SHA1.hexdigest([Time.now, rand].join)
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set the width of select2 input (through Angular-ui directive)
I have problem making this plunkr (select2 + angulat-ui) work.
11 Answers
11
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