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Difference between “or” and || in Ruby? [duplicate]
...
253
It's a matter of operator precedence.
|| has a higher precedence than or.
So, in between the...
How to get the class of the clicked element?
...d variable name.
– Fred Bergman
Oct 20 '09 at 9:17
1
One of those funny situations where jQuery i...
How to create id with AUTO_INCREMENT on Oracle?
...departments (
ID NUMBER(10) NOT NULL,
DESCRIPTION VARCHAR2(50) NOT NULL);
ALTER TABLE departments ADD (
CONSTRAINT dept_pk PRIMARY KEY (ID));
CREATE SEQUENCE dept_seq START WITH 1;
Trigger definition:
CREATE OR REPLACE TRIGGER dept_bir
BEFORE INSERT ON departments
FOR EAC...
Difference between “change” and “input” event for an `input` element
...value);
});
<script src="https://ajax.googleapis.com/ajax/libs/jquery/2.1.1/jquery.min.js"></script>
<input type="text" />
<select>
<option>Alice</option>
<option>Bob</option>
<option>Carol</option>
<option>Dave</op...
Why does `a == b or c or d` always evaluate to True?
... == "Kevin" or name == "Jon" or name == "Inbar"', setup="name='Inbar'")
0.4247764749999945
>>> timeit.timeit('name in {"Kevin", "Jon", "Inbar"}', setup="name='Inbar'")
0.18493307199999265
For those who may want proof that if a == b or c or d or e: ... is indeed parsed like this. The built...
How does SSL really work?
...the server to the client.
Authenticate the client to the server.
#1 and #2 are very common. #3 is less common. You seem to be focusing on #2, so I'll explain that part.
Authentication
A server authenticates itself to a client using a certificate. A certificate is a blob of data[1] that contains ...
Grep only the first match and stop
... |
edited Jun 11 '19 at 12:34
Trevor Boyd Smith
14.6k2323 gold badges9999 silver badges150150 bronze badges
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Performing regex Queries with pymongo
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192
If you want to include regular expression options (such as ignore case), try this:
import re
re...
Is there a built in function for string natural sort?
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251
There is a third party library for this on PyPI called natsort (full disclosure, I am the pack...