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SQLAlchemy: cascade delete
... gets deleted, delete-orphan also deletes any children that were "removed" from the parent, even if the parent is not deleted)
EDIT: just found out: if you really want to define the relationship on the Child class, you can do so, but you will have to define the cascade on the backref (by creating t...
setImmediate vs. nextTick
...usly. Left unchecked, this would starve the event loop, preventing any I/O from occurring. setImmediates are queued in the order created, and are popped off the queue once per loop iteration. This is different from process.nextTick which will execute process.maxTickDepth queued callbacks per iterati...
lexers vs parsers
...at parsers and lexers have in common:
They read symbols of some alphabet from their input.
Hint: The alphabet doesn't necessarily have to be of letters. But it
has to be of symbols which are atomic for the language
understood by parser/lexer.
Symbols for the lexer: ASCII characters.
Symbols for ...
How to Publish Web with msbuild?
...ject>
You can also remove the SolutionName and ProjectName properties from the PropertyGroup tag and pass them to msbuild.
msbuild build.xml /p:Configuration=Deploy;SolutionName=MySolution;ProjectName=MyProject
Update 2
Since this question still gets a good deal of traffic, I thought it was...
Exporting functions from a DLL with dllexport
I'd like a simple example of exporting a function from a C++ Windows DLL.
4 Answers
4
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How to pass parameters to anonymous class?
...classes can't have constructors.
However, classes can reference variables from containing scopes. For an anonymous class these can be instance variables from the containing class(es) or local variables that are marked final.
edit: As Peter pointed out, you can also pass parameters to the construc...
A monad is just a monoid in the category of endofunctors, what's the problem?
...
That particular phrasing is by James Iry, from his highly entertaining Brief, Incomplete and Mostly Wrong History of Programming Languages, in which he fictionally attributes it to Philip Wadler.
The original quote is from Saunders Mac Lane in Categories for the Work...
Archives not showing up in Organizer for Xcode 4
...me a few days to finally figure this out as I placed my XCode source files from a Windows shared folder, but the Archives folder is on the local Mac, which caused archives not picked up by Organizer.
Thanks to @Smikey & @Ralph B & @Scott McMillin
...
Generate JSON string from NSDictionary in iOS
...5.0 and Mac OS X 10.7. See NSJSONSerialization.
To generate a JSON string from a NSDictionary or NSArray, you do not need to import any third party framework anymore.
Here is how to do it:
NSError *error;
NSData *jsonData = [NSJSONSerialization dataWithJSONObject:dictionaryOrArrayToOutput
...
Functional, Declarative, and Imperative Programming [closed]
...et of declarative. On that point it depends if we differentiate "function" from "procedure". Lets handle imperative vs. declarative first.
Definition of declarative expression
The only attribute that can possibly differentiate a declarative expression from an imperative expression is the referential...