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• /var/lib/dpkg/lock.....help!

  - by Pycnopodia

  I had to reinstall the entire OS a little while ago and I have been trying to reinstall all of the programs I had before but I got a bit a of a problem now. I was trying to download dropbox from synaptic but it cannot finish the process and as a result I cannot update anything anymore. The line that comes out is: E: Could not get lock…

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• Figuring out the resource a lock in SQL Server 2000 affects

  - by Michael Lang

  I am adding a simple web-interface to show data from a commercial off the shelf (COTS) application. This COTS issues locks on any record the user is actively looking at (whether they intend to edit and update it or not). I have found sp_lock and the Microsoft sp_lock2 scripts and can see the locks, so that's all well and good. …

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• When does Information become Data? (i.e. Information wants to be free) [closed]

  - by James P. Wright

  I hear Programmers often talk about how Information Wants To Be Free which I mostly agree with, but the thing that people don't often pay attention to is that Information and Data are not the same thing. Should Data also be free? Does that mean all of you should have full access to my Social Security Number and other personal…

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• lock-free memory reclamation with 64bit pointers

  - by JDonner

  Herlihy and Shavit's book (The Art of Multiprocessor Programming) solution to memory reclamation uses Java's AtomicStampedReference<T>;. To write one in C++ for the x86_64 I imagine requires at least a 12 byte swap operation - 8 for a 64bit pointer and 4 for the int. Is there x86 hardware support for this and if not, any…

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• Lock-Free Data Structures in C++ Compare and Swap Routine

  - by slf

  In this paper: Lock-Free Data Structures (pdf) the following "Compare and Swap" fundamental is shown: template <class T> bool CAS(T* addr, T exp, T val) { if (*addr == exp) { *addr = val; return true; } return false; } And then says The entire procedure is atomic But how is that so? Is it not…

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• Inside the Concurrent Collections: ConcurrentDictionary

  - by Simon Cooper

  Using locks to implement a thread-safe collection is rather like using a sledgehammer - unsubtle, easy to understand, and tends to make any other tool redundant. Unlike the previous two collections I looked at, ConcurrentStack and ConcurrentQueue, ConcurrentDictionary uses locks quite heavily. However, it is careful to…

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• Cheap Solution for Routing a Toll Free Number to a Standard POTS Number

  - by VxJasonxV

  I do some technical work for an Internet Radio Show/Podcast, and need to fix something that has been broken for a while. The hosts have a Skype-In number to take listener calls, and for convenience sake, I bought and paid for a toll free number for a period of time. I used to use Asterlink for routing calls, but they…

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• Cheap Solution for Routing a Toll Free Number to a Standard POTS Number

  - by VxJasonxV

  I do some technical work for an Internet Radio Show/Podcast, and need to fix something that has been broken for a while. The hosts have a Skype-In number to take listener calls, and for convenience sake, I bought and paid for a toll free number for a period of time. I used to use Asterlink for routing calls, but they…

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• Can I re-license Academic Free License code under 2-Clause BSD / ITC?

  - by Stefano Palazzo

  I want to fork a piece of code licensed under the Academic Free License. For the project, it would be preferable to re-license it under the ISC License or the 2-Clause BSD license, which are equivalent. I understand that the AFL grants me things such as limitation of liability, but licensing consistency is much more…

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• Strange (Undefined?) Behavior of Free in C

  - by Chris Cirefice

  This is really strange... and I can't debug it (tried for about two hours, debugger starts going haywire after a while...). Anyway, I'm trying to do something really simple: Free an array of strings. The array is in the form: char **myStrings. The array elements are initialized as: myString[index] =…

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• What's the best Free C++ Profiler for windows (if there are)

  - by ugasoft

  Hi, I'm looking for a profiler in order to find the bottleneck of my c++ code. I'd like to find a free, non intrusive, good profiling tool. I'm a game developer and I use PIX for Xbox360, I found it very good (but not free) I know the Intel v-Tune, but it's not free. There exists any free profiling…

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• I had a power outage. Now MySQL's lock file won't go away. What do you suggest?

  - by jasonspiro

  I do freelance IT consulting for various clients, both in Toronto, Canada, and worldwide. A client recently experienced a power failure. Now they've been having various problems with a Slackware 12.0.0 machine which also acts as a DNS server. One problem is that they can't log into phpMyAdmin. I…

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• Free neat Powerpoint templates?

  - by Moayad Mardini

  I'm using MS Powerpoint 2007 to create the slideshow of a session, I'm looking for a professional-looking, free-of-charge, business-eligible templates to download so I can use them. Thanks.

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• Free webhosting without templates

  - by Luke

  Are there any free webhoster which don't compell you to use one of their templates, but will just allow you to host one of your own htmls?

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• Free WAP Hosting

  - by Nathan Campos

  I'm starting to develop things using WML, WMLScript and PHP(for WAP) and MySQL. Then I want to know if there is any free hosting that could offer that all for me?

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• Where I can find a free pdf editor like nuance pdf

  - by melt

  Where I can find a free pdf converter/editor like "nuance pdf"? I do not want a trial version. I need to modify pdf form and be able to save it after (not just print it). Thanks,

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• Is there a free alternate to MIrrorfolder backup

  - by Ali

  Hi guys is there a free alternate to Mirror folder for taking real time automated backups of files and folders. Something which I could setup once to backup certain files and folders to a location on my network and rely on it to take backups on its own periodically.

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• OpenOffice: free templates for flyers?

  - by java.is.for.desktop

  Hello, everyone! Sorry for the stupid question, but I need a free collection of OpenOffice templates for flyers. (Such as pizzeria, music events, ...) Do you know any? Thank you.

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• Free Windows alternatives to Sibelius or Finale (Music Composition)

  - by Evan

  I'm taking a music composition course and it's highly recommended we grab some software for music composition, the two most popular being Sibelius and Finale. They aren't overly pricey, as both have student versions, but I was wondering if anyone knew of some good free music composition programs. …

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• How can I lock my Mac when I walk away?

  - by schnapple

  This has got to be an easy, trivial question but as a new Mac user, how can I lock my Mac when I walk away? On Windows this is dead simple - Win+L. Or hit Ctrl-Alt-Del and select "Lock this Computer" The best thing I've found for the Mac is to rig the screensaver to require password on wake, set…

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• Free space not reclaimed after online resizing ext4 in Ubuntu 9.10

  - by TiansHUo

  My root partition was filling up, with only 500 mbs left, I wanted to resize my root partition from 20 Gb to 40Gb So I resized my partition by using these steps: Using Gparted to resize another partition to give space for the EXT4 Using fdisk, deleting the root partition (on /dev/sda2), and…

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• iPhone/iPad: Get Alerts When Paid Apps Go Free

  - by Gopinath

  iPhone users has thousands of cool applications to choose. These apps are either paid or absolutely free. Many of the paid applications goes free for either a limited time or forever depending on the mood of their developers. Will it not be cool to get alerts whenever a paid app goes free?…

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• Is there any existing (old) game that released graphic as free or open source?

  - by Alexey Petrushin

  I'd like to (re)create an online version (html5/JS) of some old game, for example something like HoM&M 2. Maybe, some of old games were released as free or open source (I'm interested in the graphical assets only)? I heard something about Red Alert been released as free, but I'm not…

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• How well do free-to-open-source-projects policies work in practice?

  - by Steve314

  In comparison with an open source license and requesting donations, is a free-for-open-source-projects (or free for non-commercial developers) closed source and otherwise commercial project likely to get more license fees? Or just to alienate potential users? Assume the project has value…

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• Best (physical) DRM free MP3 players [closed]

  - by alex

  I'm looking to purchase an MP3 player soon. It should: Be compatible with Windows Media Player Hold at least 40 GB Be completely DRM free Be reliable and well built. I don't want to repeat my iRiver experience. Be small enough to be comfortably carried in my pocket. I don't care about…

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