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Serializing class instance to JSON
...lem is that the JSON encoder json.dumps() only knows how to serialize a limited set of object types by default, all built-in types. List here: https://docs.python.org/3.3/library/json.html#encoders-and-decoders
One good solution would be to make your class inherit from JSONEncoder and then impleme...
How to get Sinatra to auto-reload the file after each change?
...follow
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edited Feb 12 '14 at 12:19
answered Aug 8 '09 at 10:31
...
What exactly does stringstream do?
...m/files/tutorial.pdf (page 32) . I found a code in the document and I ran it. I tried inputting Rs 5.5 for price and an integer for quantity and the output was 0.
I tried inputting 5.5 and 6 and the output was correct.
...
Difference between new and override
... method. Even if
the method is called on a reference to
the base class it will use the
implementation overriding it.
public class Base
{
public virtual void DoIt()
{
}
}
public class Derived : Base
{
public override void DoIt()
{
}
}
Base b = new Derived();
b.DoIt()...
Passing variables through handlebars partial
I'm currently dealing with handlebars.js in an express.js application. To keep things modular, I split all my templates in partials.
...
How to convert IPython notebooks to PDF and HTML?
... exists a tool to do that already, nbconvert . Although I have downloaded it, I have no idea how to convert the notebook, with nbconvert2.py since nbconvert says that it is deprecated. nbconvert2.py says that I need a profile to convert the notebook, what is it? Does there exist a documentation abo...
In PHP what does it mean by a function being binary-safe?
In PHP what does it mean by a function being binary-safe ?
3 Answers
3
...
Java 8 Iterable.forEach() vs foreach loop
...
The better practice is to use for-each. Besides violating the Keep It Simple, Stupid principle, the new-fangled forEach() has at least the following deficiencies:
Can't use non-final variables. So, code like the following can't be turned into a forEach lambda:
Object prev = null;
for(Obje...
process.waitFor() never returns
...
There are many reasons that waitFor() doesn't return.
But it usually boils down to the fact that the executed command doesn't quit.
This, again, can have many reasons.
One common reason is that the process produces some output and you don't read from t...
Equivalent of jQuery .hide() to set visibility: hidden
...own plugins.
jQuery.fn.visible = function() {
return this.css('visibility', 'visible');
};
jQuery.fn.invisible = function() {
return this.css('visibility', 'hidden');
};
jQuery.fn.visibilityToggle = function() {
return this.css('visibility', function(i, visibility) {
return (v...