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Relational Database Design Patterns? [closed]
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It's not a pattern it's a refactoring. Like extract method, or rename parameter. Refactoring and patterns go hand in hand.
– Michael Brown
Jul 30 '11 at 11:29
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What is the fastest way to send 100,000 HTTP requests in Python?
...rogram correctly. Has anyone come across a similar problem? I guess generally I need to know how to perform thousands of tasks in Python as fast as possible - I suppose that means 'concurrently'.
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Add a column with a default value to an existing table in SQL Server
...ed for Existing Records.
If your Column is NOT NULL, then it will automatically use the Default Value
for all Existing Records, whether you specify WITH VALUES or not.
How Inserts work with a Default-Constraint:
If you insert a Record into SomeTable and do not Specify SomeCol's value, then it...
How is an HTTP POST request made in node.js?
...OST request to the Google Compiler API:
// We need this to build our post string
var querystring = require('querystring');
var http = require('http');
var fs = require('fs');
function PostCode(codestring) {
// Build the post string from an object
var post_data = querystring.stringify({
'...
Advantages of Antlr (versus say, lex/yacc/bison) [closed]
... debugging easy (e.g. you can see the generated AST's right in the GUI, no extra tools required)
Generated code is actually human-readable (it's one of the goals of ANTLR) and the fact that it generates LL parsers surely helps in this regard.
definition of terminals is context-free as well (as oppo...
What Makes a Good Unit Test? [closed]
...ng lots of automated tests and that you also have run into some common pitfalls when unit testing.
18 Answers
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python location on mac osx
...e python on osx. I do not know if the previous owner of the laptop has installed macpython using macport. And I remembered that osx has an builtin version of python. I tried using type -a python and the result returned
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Read-only and non-computed variable properties in Swift
...g in Objective-C. I have readonly properties, and they cannot be individually changed. However, using a specific method, the properties are changed in a logical way.
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std::unique_ptr with an incomplete type won't compile
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I find your first solution (adding the foo destructor) allows the class declaration itself to compile, but declaring an object of that type anywhere results in the original error ("invalid application of 'sizeof'...").
– Jeff Trull
Sep 30 '1...
map vs. hash_map in C++
...tied to that key.
map is implemented as a balanced binary search tree (usually a red/black tree).
An unordered_map should give slightly better performance for accessing known elements of the collection, but a map will have additional useful characteristics (e.g. it is stored in sorted order, which...