Developer IT

Two pass blur shader using libgdx tile map renderer

Alexandre GUIDET — Mon, 25 Aug 2014 16:29:49 EST

I am trying to apply the following technique: blur effect using two pass shader to my libgdx game using the OrthogonalTiledMapRenderer. The idea is to blur the background wich is also a tilemap but rendered with another camera with a different zoom...

How to create sprites, programatically without using prefabs?

DemonSOCKET — Mon, 25 Aug 2014 16:29:34 EST

I have different types of images for different sprites. and i am not certain that how much different sprites(images) i will have to show. So, i gotta create the sprites and apply textures programatically at runtime. Now, I defiantly can't use prefabs...

XNA: Camera's Rotation and Translation matrices seem to interfere with each other

Danjen — Mon, 25 Aug 2014 16:29:32 EST

I've been following the guide here for how to create a custom 2D camera in XNA. It works great, I've implemented it before, but for some reason, the matrix math is throwing me off. public sealed class Camera2D { public Vector2 Origin { get; set;...

Creating a top-down spaceship

Ali — Mon, 25 Aug 2014 16:29:30 EST

I'm creating a top-down 2D space game in LIBGDX for android. When spaceship is going forward it will look like this: when it goes upward I want to change it's direction with a nice animation so it seems like a real spaceship. A between frame would...

Is a text file with names/pixel locations something a graphic artist can/should produce? [on hold]

edA-qa mort-ora-y — Mon, 25 Aug 2014 16:29:28 EST

I have an artist working on 2D graphics for a game UI. He has no problem producing a screenshot showing all the bits, but we're having some trouble exporting this all into an easy-to-use format. For example, take the game HUD, which is a bunch of...

collsion issues with quadtree [on hold]

QuantumGamer — Mon, 25 Aug 2014 16:29:27 EST

So i implemented a Quad tree in Java for my 2D game and everything works fine except for when i run my collision detection algorithm, which checks if a object has hit another object and which side it hit.My problem is 80% of the time the collision...

Creating site with wix.com or weebly.com [on hold]

Edgar — Mon, 25 Aug 2014 16:29:14 EST

I decided to create web page and for that purpose I find out that I can use wix.com portal. My knowledge of HTML,CSS is on basic level. So I want to ask what are pros and cons of creating webPages using WIX to compare with making your on your own (writing...

Use of title attribute on div for SEO purpose will help? [duplicate]

Niko Jojo — Mon, 25 Aug 2014 16:29:11 EST

This question is an exact duplicate of: Should I set the title attribute for content DIV's to explain what they contain? 1 answer ...

Google PageSpeed, optimizing Google's own elements

mowgli — Mon, 25 Aug 2014 16:29:08 EST

I'm trying Google's PageSpeed online service Ironically, it's primarily highlighting Google's own services as something that needs improvement on my site 1) jQuery from Google: blocking. So I moved all javascript from to the end of the...

Javascript enabled but not enabled in Firefox browser

k s subramanisn — Mon, 25 Aug 2014 16:29:06 EST

I had installed Java ii icedtea-6-jre-cacao 6b24-1.11.5-0ubuntu1~12.04.1 Alternative JVM for OpenJDK, using Cacao ii icedtea-6-jre-jamvm 6b24-1.11.5-0ubuntu1~12.04.1 ...

USB 3.0 port with USB 3.0 device in Ubuntu 12.10

fernando garcía — Mon, 25 Aug 2014 16:29:04 EST

When I try to connect a USB 3.0 device in Ubuntu 12.10 (ASUS K55VD, kernel 3.5.0-19-generic #30-Ubuntu SMP), the system says [ 74.747832] hub 3-0:1.0: unable to enumerate USB device on port 1 [ 74.931957] usb 4-1: new SuperSpeed USB device number...

Xubuntu 13.10 64bit - Slow and buggy "log out" process?

MrKatSwordfish — Mon, 25 Aug 2014 16:29:01 EST

I'm a Windows convert who has done only a little bit of dabbling in Ubuntu in the past (back in Dapper Drake a few years back). A lot has changes since then, and I've been yearning to jump back into linux again! So, having just bought a new SSD, I...

OpenStack: Keystone service stops immediately after starting

user241618 — Mon, 25 Aug 2014 16:29:00 EST

When restarting the Keystone service, it starts with a PID but within a fraction of second it stops. Checking the status immediately afterwards, it shows a different PID and when rechecking afterwards, it's dead. root@hyper5:~# service keystone restart...

juju illegal base64 data at input byte 9

ayr-ton — Mon, 25 Aug 2014 16:28:59 EST

After bootstrap a environment via manual provisioning, juju give me the following output for juju status: ERROR Unable to connect to environment "manual". Please check your credentials or use 'juju bootstrap' to create a new environment. Error details: illegal...

Installing Lubuntu 14.04.1 fails, upowerd appears to hang

Rantanplan — Mon, 25 Aug 2014 16:28:56 EST

On the live-CD session, I tried installing Lubuntu double clicking on the install button on the desktop. Here, the CD starts running but then stops running and nothing happens. Next, I rebooted and tried installing Lubuntu directly from the boot menu...

Intel Corporation Ethernet Connection does not start properly

Oscar Alejos — Mon, 25 Aug 2014 16:28:55 EST

I'm experiencing some problems when trying to connect my PC to the router through a switch. When the PC is directly connected to the router, everything works fine, Ubuntu (14.04) starts normally, and the Internet connection runs inmediately. The Ethernet...

dropbox slow on ubuntu 14.04

Donbeo — Mon, 25 Aug 2014 16:28:54 EST

My dropbox syncing is incredibly slow... I am using dropbox from the ubuntu repository on an almost fresh ubuntu installation. I would like to avoid to install the package from the dropbox website for the reasons explained here Dropbox Upgrade Is...

No internet via wifi/ethernet after 14.04 upgrade

Rhys Evans — Mon, 25 Aug 2014 16:28:49 EST

I have just updated to Ubuntu 14.04 LTS on my laptop, and I seem to be having some internet problems. I have no internet connection through wifi or Ethernet, after both working in the previous version. I am not at all knowledgeable of Ubuntu and...

Unable to assign command output to a variable

Harish Maralihalli — Mon, 25 Aug 2014 16:28:48 EST

I am trying to assign the latest file name obtained from the below ls command but getting some error, it would be very nice if someone can answer how can I fix this! fn=`ls -lrt pur_bom_interface_daily*.log | cut -c59-102 | tail -1` or fn=$(ls...

Problems after upgrading my ubuntu to Ubuntu 14.04 lts

Petra — Mon, 25 Aug 2014 16:28:47 EST

I have problems after upgrading my older Ubuntu version to Ubuntu 14.04 lts. I was offered this installation and after the procss and restarting of the computer there is just a black page with following message: mount: mounting /dev/loop0 on /root...

Problems compiling scangearmp

maat — Mon, 25 Aug 2014 16:28:45 EST

I have already installed some missing packages, but i still get that error. Can anyone help me identify what is missing ? Thanks a lot psr@psr-EasyNote-TM85:~/Downloads/scangearmp-source-2.10-1/scangearmp$ make make all-recursive make[1]: Entering...

Running a program in background using command-line [duplicate]

user291957 — Mon, 25 Aug 2014 16:28:44 EST

This question already has an answer here: Running programs in the background from terminal 4 answers How do I run a program in the...

Install uTorrent

Milkncookiez — Mon, 25 Aug 2014 16:28:42 EST

I followed these 2 tuts: Step by step installation Stuff if you are with x64 OS Well, I am done until the pre-last step. I have created the symlink, and when I navigate to the folder .../opt/utorrent-server-v3_0 I can see the utserver file. But...

Bricked - tty mode incorrect, terminal disabled, unity broken

user989805 — Mon, 25 Aug 2014 16:28:39 EST

After installing VirtualBox unity seems to be uninstalled.. Launcher and task bar are missing. I can't access terminal from the normal ctrl alt T command. I tried logging into TTY mode but it says my login is incorrect. I am trying to login with my...

Custom Live CD using UCK

phifer2088 — Mon, 25 Aug 2014 16:28:27 EST

I am trying to create a custom live iso that I can place onto thumb drives for the purpose of using putty to program Cisco switches and routers. I have ubuntu 14.04 LTS installed on a laptop and also installed UCK. I used the desktop image for 14...

Ubuntu 14.04 Boot Problem

Sanyam Jain — Mon, 25 Aug 2014 16:28:19 EST

I am currently using windows 7 and wanted to try out Linux. I found out that Ubuntu is the most easy to learn Linux OS. So I create a Live USB of Ubuntu 14.04 with the help of the following link: How to make your own "Ubuntu LiveUSB" I created the...

SVN: Working with branches using the same working copy

uXuf — Mon, 25 Aug 2014 16:28:17 EST

We've just moved to SVN from CVS. We have a small team and everyone checks in code on the trunk and we have never ever used branches for development. We each have directories on a remote dev server with the codebase checked out. Each developer works...

How to handle business rules with a REST API?

Ciprio — Mon, 25 Aug 2014 16:28:14 EST

I have a REST API to manage a booking system I'm searching how to manage this situation : A customer can book a time slot : A TimeSlot resource is created and linked to a Person resource. In order to create the link between a time lot and a person...

Is this right in the use case of exec method of child_process? is there away to cody the envirorment along with the require module too?

L2L2L — Mon, 25 Aug 2014 16:28:11 EST

I'm learning node. I am using child_process to move data to another script to be executed. But it seem that it does not copy the hold environment or I could be doing something wrong. To copy the hold environment --require modules too-- or is this when...

How would you rewrite/refactor this ?

frostings — Mon, 25 Aug 2014 16:28:07 EST

Old application that is used by 50-60.000 paying customers. Company is several hundred people big. Application has a lot of business critical code (30% of all code) written in classic asp. Application has a lot more .net code. Application has a COM+...

Need a solution to store images (1 billion, 1000,000,000) which users will upload to a website via php or javascript upload [on hold]

wish_you_all_peace — Mon, 25 Aug 2014 16:28:04 EST

I need a solution to store images (1 billion) which users will upload to a website via PHP or Javascript upload (website will have 1 billion page views a month using Linux Debian distros) assuming 20 photos per user maximum (10 thumbnails of size 90px...

Custom edit box - how to do it?

user3834459 — Mon, 25 Aug 2014 16:28:01 EST

I'd like to create a new text editor with some non-standard capabilities for the edit box where you would normally type your code (and do syntax highlighting). Since I'd like to have complete control over this I was thinking how should I proceed.....

Security Pattern to store SSH Keys

Mehdi Sadeghi — Mon, 25 Aug 2014 16:27:59 EST

I am writing a simple flask application to submit scientific tasks to remote HPC resources. My application in background talks to remote machines via SSH (because it is widely available on various HPC resources). To be able to maintain this connection...

Using design-patterns to transform web-service model classes into local model classes and vise versa

Daniil Petrov — Mon, 25 Aug 2014 16:27:54 EST

There is a web-application built with play framework 1.2.7. It contains less than 10 model classes. The main purpose of the application is a lightweight access to a complex remote application (more than 50 model classes). The remote application has...

Which programming idiom to choose for this open source library?

Walkman — Mon, 25 Aug 2014 16:27:51 EST

I have an interesting question about which programming idiom is easier to use for beginner developers writing concrete file parsing classes. I'm developing an open source library, which one of the main functionality is to parse plain text files and...

How to implement a genetic algorithm with distance, time, and cost

ari — Mon, 25 Aug 2014 16:27:49 EST

I want to make a solution to find the optimum route of school visit. For example, I want to visit 5 schools (A, B, C, D, E) in my city. Then I must find out what school I should visit first, then the second, then the third etc. with distance, time...

Event notification for ::SCardListReaders() [migrated]

dpb — Mon, 25 Aug 2014 16:27:47 EST

In the PC/SC (Personal Computer Smart Card) Appln, I have (MSCAPI USB CCID based) 1) Calling ::SCardListReaders() returns SCARD_E_NO_READERS_AVAILABLE (0x8010002E). This call is made after OS starts fresh after reboot, from a thread which is part...

How to know whether to create a general system or to hack a solution

Andy K — Mon, 25 Aug 2014 16:27:44 EST

I'm new to coding , learning it since last year actually. One of my worst habits is the following: Often I'm trying to create a solution that is too big , too complex and doesn't achieve what needs to be achieved, when a hacky kludge can make the...

How to remove CRUD operations from Entity Class

GlutVonSmark — Mon, 25 Aug 2014 16:27:42 EST

Trying to get my head around removing dataStore access from my entity classes. Lets say I have an AccountsGroup entity class. I put the all DBAccess into AccountsGroupRepository class. Now should I have a DeleteFromDB method in the AccountsGroup...

Preview hidden options on web sites

veili_13 — Mon, 25 Aug 2014 16:27:39 EST

I want to have hidden options on my web site and be previewed only when the user chooses. I want to animate them from left and right (about 15%). At the moment I have them visible in my html but with width set at 0 and animate it at 15%. In these...

protect purchased games to be downloaded on other pc

JoJo — Mon, 25 Aug 2014 16:27:37 EST

I want to make a downloads managing system on my website, that when you purchase a download, you can always re-download it again for free. (i have read that Steam does something similar) The problem is, that someone would be able to create a account...

Try and catch error trapping. why is it so significant

oded — Mon, 25 Aug 2014 16:27:36 EST

sorry if it sounds dumb ' as i am i a process of learnning java i try to understand , why on earth i should "try" a method to catch errors. it looks to me like the concept is:- ' letting a process run assuming its not properly developed. should...

understanding evaluation function

mish — Mon, 25 Aug 2014 16:27:33 EST

I am developing a chess program. And have made use of an alpha beta algorithm and a static evaluation function. I have successfully implemented both but I want to improve the evaluation function by automatically tuning the weights assigned to its features...

Office 365 Essentials - Subscriptions and Licenses

Mon, 25 Aug 2014 16:25:16 EST

Should you be planning to move from Exchange to Office 365? If so, why? What sort of license should you get, and should you use cloud identities or federated identities for your users? Free ebook "TortoiseSVN and Subversion Cookbook...

Oracle Enhances Oracle Social Cloud with Next-Generation User Experience

Richard Lefebvre — Mon, 25 Aug 2014 16:24:59 EST