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How to change the CHARACTER SET (and COLLATION) throughout a database?
...ion:
ALTER DATABASE <database_name> CHARACTER SET utf8 COLLATE utf8mb4_0900_ai_ci;
change table collation:
ALTER TABLE <table_name> CONVERT TO CHARACTER SET utf8 COLLATE utf8mb4_0900_ai_ci;
change column collation:
ALTER TABLE <table_name> MODIFY <column_name> VARCHAR(255) ...
How do I convert a Vector of bytes (u8) to a string
...r>
//
// Assuming buf: &[u8]
//
fn main() {
let buf = &[0x41u8, 0x41u8, 0x42u8];
let s = match str::from_utf8(buf) {
Ok(v) => v,
Err(e) => panic!("Invalid UTF-8 sequence: {}", e),
};
println!("result: {}", s);
}
The conversion is in-place, and d...
What is the ultimate postal code and zip regex?
...le IMO. But you would still be missing on the validation part: Zip code 12345 may exist, but 12346 not, maybe 12344 doesn't exist either. How do you check for that with a regex?
You can't.
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Find the max of two or more columns with pandas
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edited Dec 4 '16 at 19:06
alfredocambera
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answer...
How to work around the stricter Java 8 Javadoc when using Maven
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answered Jan 15 '16 at 10:04
Fred PorciúnculaFred Porciúncula
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What's the difference between utf8_general_ci and utf8_unicode_ci?
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1646
These two collations are both for the UTF-8 character encoding. The differences are in how tex...
Selecting the first “n” items with jQuery
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thefoxrocks
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answered Dec 8 '09 at 8:42
istrubleistruble
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How can I initialize an ArrayList with all zeroes in Java?
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432
The integer passed to the constructor represents its initial capacity, i.e., the number of ele...
Multiple linear regression in Python
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answered Jul 13 '12 at 22:41
djsdjs
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How to get terminal's Character Encoding
...
edited Oct 12 '17 at 15:54
Javier Arias
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answered ...