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What is the copy-and-swap idiom?
...oals and implementation of the copy-constructor and destructor are straightforward, the copy-assignment operator is arguably the most nuanced and difficult. How should it be done? What pitfalls need to be avoided?
The copy-and-swap idiom is the solution, and elegantly assists the assignment operato...
What's the best way to parse command line arguments? [closed]
What's the easiest , tersest , and most flexible method or library for parsing Python command line arguments?
15 Answer...
When should use Readonly and Get only properties
...
Creating a property with only a getter makes your property read-only for any code that is outside the class.
You can however change the value using methods provided by your class :
public class FuelConsumption {
private double fuel;
public double Fuel
{
get { return this....
Render partial from different folder (not shared)
...nderPartial method, but it's not offering me the functionality I'm looking for.
10 Answers
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Building a minimal plugin architecture in Python
... the main app can poll and then use imp.load_module to pick up files, look for a well-known entry point possibly with module-level config params, and go from there. I use file-monitoring stuff for a certain amount of dynamism in which plugins are active, but that's a nice-to-have.
Of course, any re...
Deserialize JSON into C# dynamic object?
...uilder sb)
{
var firstInDictionary = true;
foreach (var pair in _dictionary)
{
if (!firstInDictionary)
sb.Append(",");
firstInDictionary = false;
var value = pair.Value;
va...
“where 1=1” statement [duplicate]
...ue = "Toyota" you don't have to worry about whether there is a condition before or just WHERE. The optimiser should ignore it
No magic, just practical
Example Code:
commandText = "select * from car_table where 1=1";
if (modelYear <> 0) commandText += " and year="+modelYear
if (manufa...
What is copy-on-write?
I would like to know what copy-on-write is and what it is used for? The term 'copy-on-write array' is mentioned several times in the Sun JDK tutorials but I didn't understand what it meant.
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How to check whether a string is Base64 encoded or not
...-Za-z0-9+/]{3}=|[A-Za-z0-9+/]{2}==)$ means the string ends in one of three forms: [A-Za-z0-9+/]{4}, [A-Za-z0-9+/]{3}= or [A-Za-z0-9+/]{2}==.
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What is the best project structure for a Python application? [closed]
...t of silly rules because Python projects can be simple.
/scripts or /bin for that kind of command-line interface stuff
/tests for your tests
/lib for your C-language libraries
/doc for most documentation
/apidoc for the Epydoc-generated API docs.
And the top-level directory can contain README's,...