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jsonify a SQLAlchemy result set in Flask [duplicate]
...
def dump_datetime(value):
"""Deserialize datetime object into string form for JSON processing."""
if value is None:
return None
return [value.strftime("%Y-%m-%d"), value.strftime("%H:%M:%S")]
class Foo(db.Model):
# ... SQLAlchemy defs here..
def __init__(self, ...):
...
Split string based on a regular expression
I have the output of a command in tabular form. I'm parsing this output from a result file and storing it in a string. Each element in one row is separated by one or more whitespace characters, thus I'm using regular expressions to match 1 or more spaces and split it. However, a space is being inser...
Does Python have a string 'contains' substring method?
...e.
If you really mean not any_string.startswith(substring) then say it.
Performance comparisons
We can compare various ways of accomplishing the same goal.
import timeit
def in_(s, other):
return other in s
def contains(s, other):
return s.__contains__(other)
def find(s, other):
retur...
Ruby replace string with captured regex pattern
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Django - iterate number in for loop of a template
...) in a loop. Or do I have to store it in the database and then query it in form of days.day_number?
3 Answers
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Deciding between HttpClient and WebClient
...s.
There's a lot of good stuff happening with Web API, especially in the form of message handlers for security, etc.
I know mine is only one opinion, but I would only recommend use of HttpClient for any future work. Perhaps there's some way to leverage some of the other pieces coming out of Syst...
How to Deserialize XML document
...r = XmlReader.Create(@this.Trim().ToStream(), new XmlReaderSettings() { ConformanceLevel = ConformanceLevel.Document });
return new XmlSerializer(typeof(T)).Deserialize(reader) as T;
}
public static T ParseJSON<T>(this string @this) where T : class
{
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Generate a Hash from string in Javascript
I need to convert strings to some form of hash. Is this possible in JavaScript?
22 Answers
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How to validate an email address in PHP
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The easiest and safest way to check whether an email address is well-formed is to use the filter_var() function:
if (!filter_var($email, FILTER_VALIDATE_EMAIL)) {
// invalid emailaddress
}
Additionally you can check whether the domain defines an MX record:
if (!checkdnsrr($domain, 'MX'...
What is the at sign (@) in a batch file and what does it do?
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