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How to serialize SqlAlchemy result to JSON?
...(db.Integer, primary_key=True, auto_increment=True)
email = db.Column(db.String(200), unique=True)
@app.route('/users/')
def users():
users = User.query.all()
return jsonify(users)
if __name__ == "__main__":
users = User(email="user1@gmail.com"), User(email="user2@gmail.com")
db.crea...
How to deal with a slow SecureRandom generator?
...RNG, do something like this:
SecureRandom.getInstance("SHA1PRNG");
What strings are supported depends on the SecureRandom SPI provider, but you can enumerate them using Security.getProviders() and Provider.getService().
Sun is fond of SHA1PRNG, so it's widely available. It isn't especially fast ...
How to sort an IEnumerable
How can I sort an IEnumerable<string> alphabetically. Is this possible?
4 Answers
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how can you easily check if access is denied for a file in .NET?
...ened after the required attempts</returns>
public FileStream TryOpen(string filePath, FileMode fileMode, FileAccess fileAccess,FileShare fileShare,int maximumAttempts,int attemptWaitMS)
{
FileStream fs = null;
int attempts = 0;
// Loop allow multiple attempts
while (true)
...
Generic type conversion FROM string
...rt.ChangeType(base.Value, typeof(T)); }
set { base.Value = value.ToString();}
}
}
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How do I copy the contents of a String to the clipboard in C#? [duplicate]
If I have some text in a String, how can I copy that to the clipboard so that the user can paste it into another window (for example, from my application to Notepad)?
...
Trusting all certificates with okHttp
...public void checkClientTrusted(java.security.cert.X509Certificate[] chain, String authType) throws CertificateException {
}
@Override
public void checkServerTrusted(java.security.cert.X509Certificate[] chain, String authType) throws CertificateException {
}
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difference between width auto and width 100 percent
...rders.
width: 100%; will make the element as wide as the parent container. Extra spacing will be added to the element's size without regards to the parent. This typically causes problems.
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Service Reference Error: Failed to generate code for the service reference
...s parameters inside it are of type System.Guid, they will be translated to strings in the generated client if the reuse types option is disabled.
An alternative that I prefer to disabling reusing types is to add the service reference from Class Library project specifically created for that purpose....
How to do if-else in Thymeleaf?
...e 'authentication' and 'authorization' utility objects came from thymeleaf extras springsecurity3 library.
When 'authentication' object is not available OR authorization.expression('isAuthenticated()') evaluates to 'false', expression returns ${false}, otherwise ${true}.
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