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Convert Unicode to ASCII without errors in Python
... decode like in the original answer with a gzipped response, you'll get an error like or similar to this:
UnicodeDecodeError: 'utf8' codec can't decode byte 0x8b in position 1: unexpected code byte
In order to decode a gzpipped response you need to add the following modules (in Python 3):
imp...
Exit codes in Python
...as ok. Type a command, then echo $?: if you read 0, it returned without an error. The idea is to have standard tests. If the code xyz.py did not encounter any error, it SHOULD return 0!
– Bruno von Paris
Oct 15 '12 at 9:20
...
INSERT … ON DUPLICATE KEY (do nothing)
...row update even though id is assigned to itself).
If you don't care about errors (conversion errors, foreign key errors) and autoincrement field exhaustion (it's incremented even if the row is not inserted due to duplicate key), then use INSERT IGNORE.
...
Python: Is it bad form to raise exceptions within __init__?
... within __init__ ? If so, then what is the accepted method of throwing an error when certain class variables are initialized as None or of an incorrect type?
...
jQuery Ajax File Upload
...ss: function (data) {
// your callback here
},
error: function (error) {
// handle error
},
async: true,
data: formData,
cache: false,
contentType: false,
processData: false,
timeout: 60000
});
};
Up...
When is .then(success, fail) considered an antipattern for promises?
...will return a promise that will be rejected in case the callback throws an error. This means, when your success logger fails, the error would be passed to the following .catch() callback, but not to the fail callback that goes alongside with success.
Here's a control flow diagram:
To express it...
node.js, Error: Cannot find module 'express'
... This does not fix the problem in my case. npm install express shows this error npm ERR! Error: UNKNOWN, symlink '../express/bin/express'. Seems to be a deeper issue.
– Sliq
Oct 15 '13 at 0:36
...
How to fix error with xml2-config not found when installing PHP from sources?
...rom http://www.php.net/downloads.php ) and I run ./configure I get this error:
6 Answers
...
Check synchronously if file/directory exists in Node.js
... await fs.promises.access("somefile");
// The check succeeded
} catch (error) {
// The check failed
}
Or with a callback:
fs.access("somefile", error => {
if (!error) {
// The check succeeded
} else {
// The check failed
}
});
Historical Answers
Here ar...
How to read/write from/to file using Go?
... panic(err)
}
// close fi on exit and check for its returned error
defer func() {
if err := fi.Close(); err != nil {
panic(err)
}
}()
// open output file
fo, err := os.Create("output.txt")
if err != nil {
panic(err)
}
// ...