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How to convert a ruby hash object to JSON?
...json/ext' # to use the C based extension instead of json/pure
puts {hash: 123}.to_json
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Avoiding SQL injection without parameters
... lot of i18n issues with dates/numbers; what date is 01/02/03? How much is 123,456? Do your servers (app-server and db-server) agree with each-other?
If the risk factor isn't convincing to them, how about performance? The RDBMS can re-use the query plan if you use parameters, helping performance. I...
Add one row to pandas DataFrame
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This is the right answer, but it isn't a very good answer (almost link only).
– jwg
May 18 '16 at 1...
Send POST Request with Data Specified in File via Curl
...tal.xlsx' 'http://example.com/upload.aspx?user=example&password=example123&type=XLSX'
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MySQL - why not index every field?
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Indexes take up space in memory (RAM); Too many or too large of indexes and the DB is going to...
How to pass a function as a parameter in Java? [duplicate]
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You could use Java reflection to do this. The method would be represented as an instance of j...
How do I add custom field to Python log format string?
...getLogger('Test')
if __name__=='__main__':
logger.logMessage('ERROR','123','This is an error')
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How do you use bcrypt for hashing passwords in PHP?
...xxxxxxxxxxxxxxxxxxxxxxxxxxxxxxx
// For example:
// $2y$10$.vGA1O9wmRjrwAVXD98HNOgsNpDczlqm3Jq7KnEd1rVAGv3Fykk1a
// Usage 2:
$options = [
'cost' => 11
];
echo password_hash('rasmuslerdorf', PASSWORD_BCRYPT, $options)."\n";
// $2y$11$6DP.V0nO7YI3iSki4qog6OQI5eiO6Jnjsqg7vdnb.JgGIsxniOn4C
To ver...
What does flushing the buffer mean?
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Consider writing to a file. This is an expensive operation. If in your code you write one byte...
Fastest way to convert Image to Byte array
...System.Byte[]' to type 'System.Drawing.Image'.
– user123
Jun 18 '14 at 12:26
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