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What is the most efficient way to deep clone an object in JavaScript?
...e(JSON.stringify(object))
const a = {
string: 'string',
number: 123,
bool: false,
nul: null,
date: new Date(), // stringified
undef: undefined, // lost
inf: Infinity, // forced to 'null'
re: /.*/, // lost
}
console.log(a);
console.log(typeof a.date); // Date obje...
Flask-SQLalchemy update a row's information
...t()
pprint(bob.data) # {}
# Modifying data is ignored.
bob.data['foo'] = 123
db.session.commit()
bob = User.query.filter_by(name='Bob').first()
pprint(bob.data) # {}
# Replacing data is respected.
bob.data = {'bar': 321}
db.session.commit()
bob = User.query.filter_by(name='Bob').first()
pprint(b...
Can a local variable's memory be accessed outside its scope?
...w can it be? Isn't the memory of a local variable inaccessible outside its function?
You rent a hotel room. You put a book in the top drawer of the bedside table and go to sleep. You check out the next morning, but "forget" to give back your key. You steal the key!
A week later, you return to th...
How to handle initializing and rendering subviews in Backbone.js?
...ers:</div>
<div id="phone_numbers">
<div>#1: 123-456-7890</div>
<div>#2: 456-789-0123</div>
</div>
</div>
Hopefully it's pretty obvious how the HTML matches up with the diagram.
The ParentView holds 2 child views, InfoView a...
Best practices for circular shift (rotate) operations in C++
...a rotate-right. (This optimizes away with compile-time-constant counts.)
Fun fact: ARM doesn't really have dedicated shift/rotate instructions, it's just MOV with the source operand going through the barrel-shifter in ROR mode: mov r0, r0, ror r1. So a rotate can fold into a register-source opera...
What MIME type should I use for CSV?
...;<code><span>application/vnd.<wbr>google-apps.<wbr>site</span></code></td><td>Google Sites</td></tr><tr><td><code><span>application/vnd.<wbr>google-apps.<wbr>spreadsheet</span></code></td&g...
What Git branching models work for you?
...s necessary or not?!)": not always necessary, but it help keeping trace of functional dependencies (stackoverflow.com/questions/881092/…) and semantic conflicts (stackoverflow.com/questions/2514502/…)
– VonC
Apr 12 '10 at 13:39
...
How do I write a Firefox Addon? [closed]
... be a great starting point... I used it to create some functionality for a site, then I used this script compiler to turn my script into a working add-on. Of course it's machine generated... but it's very few files and pretty easy to understand. Just unzip the .xpi and tinker away.
...
How do I delete a Discipline in EPF Composer 1.5?
... can "hide" it so that it's not immediately obvious in my generated method site. But when you then navigate to the "Risk List" artefact for example the PM is still seen as contributing, and if you click on the link, you get taken to the PM Discipline page.
...
C++ blogs that you regularly follow? [closed]
...
new site cplusplus-soup.com
– Damian
Jan 31 '12 at 16:39
...