大约有 23,000 项符合查询结果（耗时：0.0314秒） [XML]
What is the difference between compare() and compareTo()?
... class.
E.g.
For a Car Class
We can have a Comparator class to compare based on car model number. We can also have a Comparator class to compare based on car model year.
Car Class
public class Car {
int modelNo;
int modelYear;
public int getModelNo() {
return modelNo;
...
What special characters must be escaped in regular expressions?
...er inside character classes. The regex flavor in Delphi's RTL is actually based on PCRE. Python, Ruby, and XML have their own flavors that are closer to PCRE than to the POSIX flavors.
– Jan Goyvaerts
Feb 23 '17 at 8:05
...
How do I merge changes to a single file, rather than merging commits?
...ons. It's a kludge but it works just fine for me.
Create another branch based off of your working branch.
git pull/git merge the revision (SHA1) which contains the file you want to copy. So this will merge all of your changes, but we are only using this branch to grab the one file.
Fix up any Con...
Do sessions really violate RESTfulness?
...he client, a session cookie is exactly the same as any
other HTTP header based authentication mechanism, except that it uses
the Cookie header instead of the Authorization or some other
proprietary header.
By session cookies you store the client state on the server and so your request has a ...
rails 3 validation on uniqueness on multiple attributes
...
Multiple Scope Parameters:
class TeacherSchedule < ActiveRecord::Base
validates_uniqueness_of :teacher_id, :scope => [:semester_id, :class_id]
end
http://apidock.com/rails/ActiveRecord/Validations/ClassMethods/validates_uniqueness_of
This should answer Greg's question.
...
Accessing nested JavaScript objects and arays by string path
...
I just made this based on some similar code I already had, it appears to work:
Object.byString = function(o, s) {
s = s.replace(/\[(\w+)\]/g, '.$1'); // convert indexes to properties
s = s.replace(/^\./, ''); // strip a lea...
You need to use a Theme.AppCompat theme (or descendant) with this activity
... then the Android menifest file will merely refer to them, and select them based on which Android version you are running on your device. Usually it is set to android:theme="@style/AppTheme" and this AppTheme refers to <style name="Theme.AppTheme" parent="Theme.AppCompat.Light"> in styles.xml...
Get TransactionScope to work with async / await
...into our service bus.
I implemented a SingleThreadSynchronizationContext based on this example http://blogs.msdn.com/b/pfxteam/archive/2012/01/20/10259049.aspx .
...
Get average color of image via Javascript
...efinitely the best way to do this in the client. SVG is not, SVG is vector based. After I get the execution down, the next thing I want to do is get this running in the canvas (maybe with a webworker for each pixel's overall distance calculation).
Another thing to think about is that RGB is not a g...
How to properly handle a gzipped page when using curl?
...This would appear to be a curl bug, because it should trigger its decoding based on the response, not on what it requested (given that it does support gzip). To quote HTTP 1.1: "If no Accept-Encoding field is present in a request, the server MAY assume that the client will accept any content coding...