大约有 31,100 项符合查询结果（耗时：0.0415秒） [XML]
Fat models and skinny controllers sounds like creating God models [closed]
...lasses orchestrating calls across Classic Object model classes.
Well thats my "view" anyway ;-)
For generic take on MVC the wiki description http://en.wikipedia.org/wiki/Model%E2%80%93view%E2%80%93controller
A Little Blog that talks about the "M" in MVC. http://www.thedeveloperday.com/skinny-contr...
Is it possible to change a UIButtons background color?
...one must explicitly change background colour every time the state changes. My button is disabled on press until a web service responds. Must I change to highlight colour on press and have a timer change to disabled colour while waiting for the ws to respond? If I am missing the point can someone ple...
Which exception should I raise on bad/illegal argument combinations in Python?
...not use that?" - Specificity. Perhaps I want to catch at some outer layer "MyValueError", but not any/all "ValueError".
– Kevin Little
Nov 2 '08 at 15:11
8
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Convert dictionary to list collection in C#
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@Brian - I was getting there in my edit. I wanted to show the select method first since that was what the OP asked about and then show the alternative. :-)
– Justin Niessner
Oct 19 '10 at 13:00
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Objective-C: Property / instance variable in category
...exactly what you're wanting:
#import <objc/runtime.h>
static void *MyClassResultKey;
@implementation MyClass
- (NSString *)test {
NSString *result = objc_getAssociatedObject(self, &MyClassResultKey);
if (result == nil) {
// do a lot of stuff
result = ...;
objc_setAssocia...
Postgres: clear entire database before re-creating / re-populating from bash script
...
To dump:
pg_dump -Fc mydb > db.dump
To restore:
pg_restore --verbose --clean --no-acl --no-owner -h localhost -U myuser -d my_db db/latest.dump
share
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Efficient way to determine number of digits in an integer
...
Probably faster than my answer, well done. For added efficiency, if you know that your input numbers will be mostly small ones (I'm guessing less than 100,000), then reverse the tests: if (x < 10) return 1; if (x < 100) return 2; etc., so t...
How to make a function wait until a callback has been called using node.js
...utine that will handle the resulting value:
function(query, callback) {
myApi.exec('SomeCommand', function(response) {
// other stuff here...
// bla bla..
callback(response); // this will "return" your value to the original caller
});
}
So you dont use it like this:
var returnVal...
Commenting in a Bash script inside a multiline command
...You should be able to put comment lines in between your commands
# output MYSQLDUMP file
cat ${MYSQLDUMP} | \
# simplify the line
sed '/created_at/d' | \
# create some newlines
tr ",;" "\n" | \
# use some sed magic
sed -e 's/[asbi]:[0-9]*[:]*//g' -e '/^[{}]/d' -e 's/""//g' -e '/^"{/d' | \
# more ma...
How to deal with cyclic dependencies in Node.js
... users can belong to many teams. So, it's not that something is wrong with my modeling. Obviously, I could refactor my code to avoid the circular dependency between the two entities, but that would not be the most pure form of the domain model, so I will not do that.
– Alexandr...