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• Hierarchy based aggregation

  - by Ganapathy Subramaniam

  I have a hierarchy table in SQL Server 2005 which contains employees - managers - department - location - state. Sample table for hierarchy table: ID Name ParentID Type 1 PA NULL 0 (group) 2 Pittsburgh 1 1 (subgroup) 3 Accounts 2 1 4 Alex 3 2 (employee) 5 Robin 3 2 6 HR …

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• Why lock-free data structures just aren't lock-free enough

  - by Alex.Davies

  Today's post will explore why the current ways to communicate between threads don't scale, and show you a possible way to build scalable parallel programming on top of shared memory. The problem with shared memory Soon, we will have dozens, hundreds and then millions of cores in our computers. It's inevitable, because individual cores just…

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• Ruby on Rails - where to write business logic while processing a request? (newbie)

  - by Genadinik

  I am learning Ruby on Rails. I made a simple link like this: <%= link_to "Alex Link", alexes_path(@alex) %> then I routed it in routes.rb like this: resources :alexes get "home/index" then I am a bit unclear, but I think it goes to this part of the controller: def index #@alexes = Alex.all respond_to do |format| …

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• Delay of mail delivery - Hosted exchange provider

  - by alex

  Hi, I recently signed up to a new hosted email provider. When I send mail (from OWA, OR Outlook) there is a delay of up to 3 minutes from when i send the message, to when it's received (in my gmail account for example) I've listed the headers below. Is there anything I can advise my new email host to do? My previous email host delivers within…

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• missing bootmanager after win7 installation from external hdd

  - by Alex

  today i tried to install win7 from an external hdd to my system. i tried this tut http://www.pcworld.com/article/165159/install_windows_7_from_an_external_hard_drive.html and everything went fine till i pluged off the external hdd. after i pluged it off and tried to restart the system i get a missing boot manager error. if i plug the external…

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• Can't connect to a machine via Cisco VPN on Mac

  - by Alex

  Hi there, I have a curious problem. I can connect to work's vpn using Cisco VPN Client. I can get internet through that vpn. When I go check the IP online it tells me the IP address of the server I connected. However, when I try to ping one of the machines at work I get nothing. And traceroute says there is no route to the destination. But…

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• Excel (.xls) files not opening in Excel when launched from Explorer

  - by Alex Berry

  I appear to have done something to Excel (2003) whereby whenever I double-click on an Excel file (.xls) in Windows Explorer, Excel launches OK, but the corresponding workbook doesn't open, and I'm left with an instance of Excel with no active workbook, i.e. a grey screen. It was fine earlier on, but now it's goosed. It's clearly not…

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• Dell R910 with Integrated PERC H700 Adapter

  - by Alex

  I am in the process of designing an architecture based around a single Dell R910 server running Windows Server 2008 Enterprise. I would like the server to have 8 RAID1 pairs of spinning disks, so I intend to implement: Dell R910 Server Integrated PERC H700 Adapter with 1 SAS expander on each SAS connector (so 8 expanders in total) 7…

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• Why is systemd not setting my system time?

  - by Alex Chamberlain

  I'm running Arch Linux. Recently, when I turn on my PC, the system time is set to 1:00 1 January 1970 - presumably the 1:00 o'clock is from the timezone shift. Does anyone have any ideas why systemd isn't setting my system time correctly? Some useful output (I think)... [root@alex-desktop network.d]# timedatectl status Local…

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• Issue Connecting two home networks

  - by Alex

  Hi, I have a home networking question. I have two DLINK wireless/wired routers in my house, connected to the Internet ISP. There are a 2 computers on each of the two networks. Network1: has 192.168.0.0 (gateway) Valid IP'S range - 192.168.0.1 - 192.168.0.10, with COMP1 having a fixed IP of 162.168.0.1 Network2: has 192.168.0.100…

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• Best practice for administering a (hadoop) cluster

  - by Alex

  Dear all, I've recently been playing with Hadoop. I have a six node cluster up and running - with HDFS, and having run a number of MapRed jobs. So far, so good. However I'm now looking to do this more systematically and with a larger number of nodes. Our base system is Ubuntu and the current setup has been administered using apt…

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• Gmail smtp, Blackberry, BB, socketConnection, send email via gmail smtp programmatically

  - by Alex

  Hello! Somebody can help me how can i use the gmail smtp server programmatically via socketConnection. My question is how i can write write a TSL/SSL authentication because i can`t communicate with the server?? Somebody did it from java on blackberry ? Thank You Alex

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• DbServerSyncProvider & KnowledgeSyncProvider

  - by Alex

  This question is about the Microsoft Sync Framework. Is it possible to sync a DbServerSyncProvider with a KnowledgeSyncProvider? (SqlCeSyncProvider for example). I have a DbServerSyncProvider that was written a long time ago and I would like to sync it with SqlCeSyncProvider so that I can have peer to peer syncing. Thank you,…

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• How to enable HTTPS monitoring in FiddlerCore WITHOUT decrypting SSL

  - by Alex Skorohod

  Hi, I need to be able to monitor all requests (HTTP & HTTPS) going out of IE. I am only interested in the headers and the cookies, so that I don't need to decrypt the SSL encrypted body. But I don't see a way of setting FiddlerCore as a proxy for HTTPS without enabling decryptSSL. Thanks, Alex

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• Can't click allow button in flash on firefox

  - by Alex

  I have a webapp embedding some flash content in an iframe. The flash part is requesting access to the webcam. On firefox/mac os, user's can't click the allow button. This only happens when the page embedding the swf file is loaded in the iframe, it works fine when laded separately. Has anyone else faced a similar problem? D you…

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• Windows Phone 7 SDK and Visual Studio 2010 RTM

  - by Alex DeLarge

  Hmmm, wonder if I have the first VS 2010 RTM question? Anyway.. Installing the Windows Phone 7 SDK I get the following error Incompatible Products VC 10.0 Runtime .NET Framework 4 Multi-Targeting Pack Microsoft.NET Framework 4 Client Profile Microsoft .NET Framework 4 Extended This was reported as an issue with Beta 2 and…

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• Example of a Good Func Spec?

  - by Alex

  Hey, I'm writing my func spec, and I was wondering if there are any good samples of a complete and well-written func spec? Like "This is a standard You're supposed to aspire to" type of spec. I know that Joel has a skeleteon of a func spec on his website, but I am looking for something more complete because I'm not of the…

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• XQuery to get a list of all attributes an element has

  - by alex

  Hi! Is there a generic way of determining all attributes (and their values) from an XML node using XQuery/XPath? thx, Alex

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• Display pdf within app on android?

  - by alex

  I got very frustrated when I realized that android is not able to display pdfs (in a webview or whatever) out-of-the-box. So my question, are there any (os) jars or classes to display a pdf document within an app? Thx in advance, alex

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• Missing AVFoundation.framework

  - by Alex

  Hi, AVFoundation.framework is not where the documentation says it should be. I have iPhone SDK 2.2 installed (never had previous sdk versions installed) and I can't find that folder under /System/Library/Frameworks I did find it under…

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• eclipse serveral ant build file

  - by Alex

  Hi, currently I'm developing in eclipse 3.5 in different project web applications for tomcat 6.0.24. For each of this project I have written a ant build file to generate the war file to deploy the project to the tomcat container. So…

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• JQuery: Accessing Post parameters

  - by Alex

  Just started with JQuery and I've managed to pass a parameter using POST, firebug confirms this: Parameters link test1@test.com Source link=test1%40test.com I don't know how to access the link parameter from the receiving page…

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• Is it dangerous if i store a copy of an infected website on my local disk

  - by alex

  Hey hey! At first, I'm not into HTML and PHP programming! A friends joomla-site was hacked by some sort of html injection, and now every php and html file has an iframe which is linked to some sort of malware page. And now i want…

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• Spam in the VS2010 Extension Manager

  - by Alex DeLarge

  What's with all the spam (free trials and so on from Component Source & Telerik among others) in the VS 2010 Extensions Manager. Without going to the website there is no way to know whether a listing is free or trialware so,…

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• How can I use one file from my project in another file?

  - by Alex Baranosky

  Simple question. I'm new to Clojure. How can I use one file from my project in another file? Basically how can I include, import, or require another file? Thanks, Alex

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