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What does [nyae] mean in Zsh?
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I based this answer off of Ludwig’s explanation, but wrote it in a shorter format. This format is better-suited to those who have already guessed how Z shell corrections work, and merely want to know what each option does.
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How to normalize a path in PowerShell?
...ell context, can have unintended side-effects, such as resolving to a path based off the initial working directory (not your current location).
What you do is you first qualify your path:
Join-Path (Join-Path (pwd) fred\frog) '..\frag'
This yields (given my current location):
C:\WINDOWS\system3...
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;
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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
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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
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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.
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Accessing nested JavaScript objects and arays by string path
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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 .
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