Questions on a proof of “All prime ideals of a Dedekind domain are invertible”

I tried to prove this theorem : All prime ideals of a Dedekind domain is invertible. i.e, For every prime ideal $\mathfrak{p}$ of Dedekind domain $R$, there exists $\mathfrak{p}^{-1} \subseteq ...

Populating datatable with refcursor values

I'm looking to populate a datatable with the values of a refcursor parameter UserRole from a stored procedure "spValidateDBA" but it's giving me this error everytime:- "Column 'UserRole' does not ...

ListView scrolling issue in JavaFX2

I'm developing a application which has a listview which contains items which needs complex cell layouts. The cells are in variable heights and some of the cells tends to be larger than the view port ...

active 12 secs ago

I can’t wait for you (until / up to) (8 p.m. / one week)

In the following sentences as both 'up to' and 'until' refer to a period of time, why they don't make sense (according to the this link: Do these sentences in each set mean the same or not? ) I ...

active 15 secs ago

Android Fragment for Slider Menu which has Fragments inside for Tabs

I am trying to create a fragment, for an activity which I already created, that contains tabs. The tabs have been implemented using fragments, and the class has been extended for fragment activity. I ...

Bombelli's wild thought of cubic equations

In many books, like Visual Complex Analysis. talk about the real original of complex number. the author begin with this equation: $$x^3=15x+4$$ Then the author use the formula ...

prove that the convergence of the sequence (s3n) implies the convergence of (sn).

I write s_n-s, as (s_n^3-s^3)/(s_n^2+s_n*s+s^2), true for all n>N. I'm trying to show that the denominator is convergent. But I don't know how to do this. Need help! Thanks. (Sorry about the ...

active 43 secs ago

Unity notifications messed up after installing Gnome

After installing Gnome freshly installed Ubuntu 14.04, and then coming back to Unity I noticed that the notifications were messed up. For the text messages they appeared in the plain text mode without ...

active 55 secs ago

Magento : get shopping cart list

is it possible to get shopping cart list from magento via soap API ? i want to get shopping cart of customer but i cant find any api for this in this link :Magento API SOAP

active 1 min ago

Turn-Off Windows Phone Keys Vibration

I am still waiting for this feature to come. I want to turn off the vibration when pressing these 3 keys: Is it possible to do with Windows Phone 8 and also with Windows Phone OS 8.1?

active 1 min ago

Upgrade to 14.04 Memory Allocation Problem

Recently did a fresh install on my laptop to 13.10 to prepare for the LTS release. I started the upgrade process when the updater prompted and read a book waiting for it. When I checked on the ...

active 1 min ago

What image size in photoshop should I create for website background

If I want to design a background for a website using photoshop, what image size should I make ? I want to make a gradient background for my web-app but I don't the specifications to follow.

active 1 min ago

display cells as improper fractions in excel?

In Excel one can format cells so that they display their numeric contents as fractions: But the fractions are reduced, i.e. 3/2 is written 1 1/2. Is there a way to display improper fractions in ...

“Do you think he can still be alive?”, “Can” used for probability, or what?

I came across these sentences in a learner's dictionary (see examples for sense 3a) today: Do you think he can still be alive? [= do you think it is possible that he is still alive.] I don't ...

Including a module into a controller

I have a controller: class MyController < ApplicationController PAGE_SIZE = 33 include MyModule #.... method123 end module MyModule def method123 # ..... a = PAGE_SIZE end ...

active 2 mins ago

Switching between silent mode and ring mode on an iPhone

Is it possible to switch from silent mode to ring mode (and vice versa) on an iPhone programatically?

active 2 mins ago

Magento : get shopping cart list

is it possible to get shopping cart list from magento via soap API ? i want to get shopping cart of customer but i cant find any api for this in this link : Magento API SOAP

active 3 mins ago

Prove that the convergence of the sequence (sn) implies the convergence of (s3n)

Case 1: $s>0$. Assume $s>0$. Then there exists $N$ such that for all $n>N$ $s_n>0$. If $s_n^3-s^3$ converges to $0$, then write $s_n-s$, as was done in OH, as ...

Table in Beamer

I have one problems about the table in Beamer. The table can be compiled in \documentclass{article}, but not in \documentclass{beamer}. Below is the table I make: \usepackage{multirow} ...

active 3 mins ago

Plz recommend me how to make a partitions(reasking :/)

Currently, I'm trying to install ubuntu 14.04 to my laptop. I have two hard drive, ssd with sdb(windows 8.1 in it) and hdd with sda(data partition). Of course, I'll mount /home in hdd, but problem is ...

active 3 mins ago

Where do i find server name in Parallel Plesk Panel

I deployed my website in Parallel Plesk Panel and created database but i can't see any help about Where do i find server name? and how to create connection of my application and database?

active 3 mins ago

Python: Processing each row independently using map function

Assuming the list: [[2,4,0,8],[0,2,4,8],[8,0,2,4],[8,2,0,4]] Hi guys, how do I use map function to process each element inside the row of the list? For e.g. if I want to add the pairs of each ...

active 3 mins ago

Jquery datepicker + validator fails on all dates

I am using JQuery ui datepicker and Jquery validator. I am formatting dates as dd/mm/yyyy and setting default date to today. User supplied date cannot be greater today. I want to confirm on form ...

NullPointerException when checking null

Basically, I create a map to store a unique key and a list of items. at first the map is null so in my class dosomething im checking if the map is null but it returns an exception. Please see code ...

active 3 mins ago

Error page image missing on meta.SE

The following image does not exist: https://meta.stackexchange.com/content/stackexchangemeta/img/error-meta-error.png You can see its non-existence here: ...

active 3 mins ago

Is there a GUI in Ubuntu for folder based find and replace?

Is there a GUI in Ubuntu for directory based mass find and replace? Preferrably one that works similar to Adobe Dreamweaver's find and replace system.

active 3 mins ago

How to center absolute element in div?

I need to place a div (with position:absolute;) element in the center of my window. But I am having problems doing so, because the width is unknown I tried this. But it needs to be adjusted as the ...

active 4 mins ago

Could use some help on what should be a simple LED wiring scenario

First off, I'm new here - found this site while researching to figure out why my circuit isn't working as I expected. I appreciate any help you can provide... The picture is the wiring diagram for ...

active 4 mins ago

Distribution upgrade problem

I'm trying to upgrade Ubuntu 13.04 to 13.10. I have executed the terminal command : sudo apt-get dist-upgrade I've got the following error : dpkg: error processing ...

active 4 mins ago

NotePad++ Regular Expression and Replace

How can i replace $lang['abc'] with lang('abc') and {$lang['abc']} with ".lang('abc')." including quotes. Where i am stuck is how RegExp can save 'abc' to be used in replaced text

active 4 mins ago

template

template

active Jan 1 '01 at 0:00