Hardware and Software Forum

How i can `sed` save pattern matches to variables and do something with it? eg $ echo "string_4.3.2" | sed 's/^string_\([0-9]\)\.\([0-9]\)\.\([0-9]\)$/\1 \2 \3/' output "4 3 2" but I want to pass variables to function eg do_something() { echo $1 echo $2 echo $3 # ..... # ..... } string="string_4.3.2" …

Hi, Wondering if you lovely people can help me; my career goal is to succeed in IT but due to family issues I had to drop out of my degree. With this being networking and dealing with Microsoft Windows Server I would love to complete the MCSA. However, in a …

I recent created a .vimrc file in my home directory because in addition to syntax highlighting and auto indention I also wanted my tabs to be four columns wide and to be tabs and not spaces but now that I have my file setup I am unable to use backspace …

I am currently living in California and I periodically RDP to my home computer in NY. I'm not quite sure how this happened, but from the last time I logged in a few days ago, to today, my user account has been mysteriously deleted?! Perhaps Windows Update did something flaky? …

` #include<stdio.h> #include<conio.h> #define max 25 void main() int frag[max],b[max],f[max],i,j,nb,nf,temp,highest=0; static int bf[max],ff[max]; clrscr(); printf("\n\tMemory Management Scheme - Worst Fit"); printf("\nEnter the number of blocks:"); scanf("%d",&nb); printf("Enter the number of files:"); scanf("%d",&nf); printf("\nEnter the size of the blocks:-\n"); for(i=1;i<=nb;i++) {printf("Block %d:",i);scanf("%d",&b[i]);} printf("Enter the size of the files :-\n"); for(i=1;i<=nf;i++) {printf("File …

What it says on the tin. When the system (without logging into X) detects a change in internet accessibility, I'd like to set a hook to execute a script. EDIT: Every single bloody time... So, [dhcpcd-run-hooks](http://roy.marples.name/man/html8/dhcpcd-run-hooks.html) exists... is that the preferred method or can anyone recommend something else that's - …

What it says on the tin. I'm looking for a good voice/chat server I can run on a RasPi 3 running Raspbian Jessie. TeamSpeak is Intel only as best I can tell. EDIT: Dangit. Every single time I jump on this forum thinking "These guys will know, but let me …

Hello, I have a USB flash drive which was working properly for months, but today, when inserted into a workstation, it is being opened in read-only mode, whereby I can read and execute files on it, but not add anything to it or modify a document from it. Tried to …

Each years our computers are getting faster, games more demanding, which fuels better computers. We develop more memory in lesser spaces. We develop processors that calculate more than super-computers 20 years back. We had 56k modems, 1M, 2M, 5M networking, just recently there is possibility to get 1.5G at your …

`grep -v "#EXTINF:" All.m3u | sed 's#../##'g` I'm using the line above to try and make the playlists that I export from Banshee compatible with my digital music player. When I run the sed portion of this script I'm trying to remove the portion of the path up to where …

On my wife's laptop I'm trying to stop it using Windows Update by switching on metered connection. But there doesn't appear to be that option. When I go to Settings - Network & Internet - Wi-Fi, there is no advanced settings to click on and find metered connection. Here is …

I'm on latest Kubuntu. Here I am with English US keyboard input. But I'd like to install say Norwegian, Polish, Japanese, whatever. I decide the easiest step. Which is to search "input". "Input Method" sounds promising. I run it. Then I get window. That says: Current configuration for the input …

Last week I started having a problem with Google Chrome. Unwanted Advertisements open in a new tab (between my home page tab and my email page tab: 1. http://www.omniforexsignals.com/?hop=ppccrash 2. http://socialsecuritydisabilitybenefits.co 3. http://www.getautoinsuranceforless.com/?sid=TE-Z-FRT-50&source=zipsubmit&c1=518&c2=55821&c3=DISPLAY&hit=645787350&m=em 4. http://auto-insurance-hub.com/a/?afid=189149&sid=&affiliatereferenceid=0000RM-470958485208 5. http://plan.enjoyfreegifts.net/SplashPage.aspx?g=3757a7d1441640e1b81f32877dcdf1f3&ust=8007ec4e6a91443e969c5eeec92e621d&nm=01zgarr6jux6ai&s=50150&se=51 I am running an IBM Thinkcentre with Windows XP Professional... Google Chrome 20.0.1132.57 …

I just purchased an 240 GB SSD for my older Toshiba Satellite. I would rather not go through trying to save the files from the HDD and install the Linux Mint Debian Edition and then move all the files back, I would like to just be able to clone the …

Hello Daniweb Community, I thinking about upgrading from my laptop to a desktop the main concern is either if I should buy one of build one. So as the title says this is mainly if I was going to build one. To start off, my main concern about building one …

Linux Mint (Ubuntu). I'm looking for a way to encrypt some of my external HDDs. I was looking this option over -> https://www.howtoforge.com/tutorial/encrypt-your-data-with-encfs-on-ubuntu/ but I'm not sure how well this would work. I read this on the top portion of the site -> "It is a pass-through filesystem, not an …

(short version of the story) I'm using Kubuntu in BIOS Legacy State as this was the only way I could see USB option in Boot Menu (F12). And it was the only way I could install Kubuntu from USB, from boot. I "burned" USB using OEM Windows 10 and told …

I have an older Toshiba Satellite laptop with Linux Mint OS installed. It pretty old and it's starting to show as it's getting slower. It's got a bigger screen and it's even got the num pad on the right of the keyboard in addetion to the numbers at the top. …

Hi again. I would like to ask, i my sriCam sp011 Ipcamera, the Ip address is already given as well the port. So i tried to make a port forward it in my router with the same Ip address and port. I also turn off the firewall, and even make …

In Andrioid OS mobile, if you drag from top there will be many unread notifications, it is said that they are called push notifications. But in my mobile i am getting many such spam notifications every hour like movie updates etc, which are not required for me. How to disable …

Hi again, i'm really confused between Product Id and Product Key. It is good when you're Product Id changed when you reinstall the OS?but still the same Product Key? Is Product ID really important when it comes in Legal Issue.

HELP!!! No beep on my motherboard when i remove the RAM & HDD, i tried another RAM & HDD from another computer but still not working. I checked the RAM & HDD if its working on another, it works, i replace the wires(SATA especially) but nothing change,i also replace the …

Hi, i would like to ask if i reinstall my Windows 7, does the product Id & License key change also??I'm not really familiar with software. ^_^

Is it possible to create our own hosting using a server computer with good hardware configuration. If we install Linux server or Microsoft server edition like OS inside a computer, will it turn into hosting Server like Hostgator, godaddy etc. For example, If we create a website inside a localhost, …

Hello everyone. I realize that this may be an elementary question, but all of my searches for answers have not given me a satisfactory result. In my ubuntu server machine, I typed in [after examining my stty settings] `werase='^I'` as I was configuring the terminal to my likings. All was …

Online file hosting. I click "Upload File". I select correct file. I click "Open". File gets uploaded. I log out. What else does hosting get to know? (besides name, modification timestamp, creation timestamp, content, extension and length of upload file etc.) Assuming running Linux Ubuntu/Arch/Whatever, on Mozilla Firefox or any …

Hello. I've recently upgraded a Windows 8.1 Pro (OEM) to Windows 10 using the Media Creation tool since I was not getting the GWX icon. Activation has been successful from the OEM key. However, there were some registry issues from the Win 8.1 install itself, and these are still present …

Hey there! I have a problem with my computer. When I start my pc, it loads fine, I can go to the BIOS, it passes the POST successfully and so on. I can run the Hiren's Boot CD with no problem and it doesn't lose signal or shuts down, but …

Good day, I have been trying to enable dotnet 3.5 on my laptop which is running Windows 10.I have tried the following solutions from the internet with no success: 1. Enable the feature from control panel 2. Downloaded the DotNetFx35Client and DotNetFx35.exe installs but they are end up trying to …

Help! My laptop light where the pancake things are is blinking and i'm scared what has happened.

Hello Daniweb Community, I'm wanting to know if anyone has an idea on how to distribute wifi throughout a motel? The idea I got is kind of simple but the thing is how do I set certain bandwidth of guests/rooms? so when a guest checks in they are given like …

Good day I am experiencing issues with Microsoft Excel 2013 32- bit running on Windows 7 Ultimate 64-bit. Whenever I start Excel or switch to it from another program the following error message pops up: "An unexpected error occured: Object reference not set to an instance of an object" To …

Is there any program for boosting my headphones i have searched on internet but all i get is the same steps (right click on volume>Playback Devices > Properties>Enhacements> Enable Sound Equalizer)

hai am new to linux.i like to learn from this forum

Good Day DaniWeb Users, I'm having hard time to mount my 3 TB External Hard Drive/Disk I do mount my external hd using this command.. sudo mount /dev/sdc1 /media/Archive/ I do df -lh and seen my mounted device. Here is my Problem: 1. When I enter fdisk -l ~ I …

I have an HP 7600 tower. When I try to commect a microphone, the Recording tab on the Sound window says "No audio devices are installed." Right clicked to show hidden and disconnected devices. None found. Troubleshoot recording could not find the trouble. Speaker Driver tests as the current driver: …

I keep getting the following error when using certain websites: "The connection has been reset." I never see it with other websites. Does this indicate a bad internet connection, something wrong with the website, site overload, or a denial of service attack?

My brother has Windows XP with a large number of art programs that don't work in newer versions of Windows. Last thrusday, he got a an art file from a colleague with a .rar extension. He downloaded WinZip to open it. It would not open the art file. Now the …

How can I tell if my emachines monitor is the problem or if it's the cord. The monitor (which is about1 1/2-2 years old) all of a sudden quit working so I bought a new power cord (in the meantime I used an older monitor) which worked for about a …

Hello I am getting the following message when trying to boot from a Windows 7 DVD on a PC: "BOOTMGR image is corrupt the system can not boot". The PC is currently running Windows 8.1 x64, and I tested the drive with another DVD (non-windows), and it opened the contents …

Hello Daniweb, I'm going to moving houses soon, a house we might be moving into has a bungalow and I was wondering how I'd go about running ethernet from the house to the bungalow? My idea was to some how run the ether from the house to outside then dig …

There's a lot of chatter about W10 but just tripped over this due a complaint about network speed fluctuations. Here's a google about what I turned off. https://www.google.com/#q=disable+windows+10+sharing+updates

I have a Toshiba Satellite P55W-C running 64-bit Windows 10 Home. I bought it new less than a year ago. I am the only user. It has an Intel Core i7 CPU, 8 Gigs of RAM, 2.4 GHz. I'm generally surfing the web and streaming audio/video. I'm not a gamer …

Hello reader! I've been working in a laptop with 6GB RAM, i5, 500GB HD and I can't take it anymore! What I mostly use : 1. Office Package (word, excel, powerpoint) 2. Visual Studio 5. Eclipse 3. SQL Server / Analisys Services / Management Studio 4. Adobe Package: PhotoShop and …

Hi, I was hoping someone can help; I want to animate a scribble effect using CSS & SVG. I have an SVG graphic but it appears limited as to what CSS animation can do, that wouldn't otherwise require me to manually cut the SVG graphic into pieces and do a …

I re-booted my XP Home based computer after shutting it down normallty and received the whire screen with the message: "Active Desktop Recovery". I clicked on the "Restore my Active Desktop" and received the following error message, titled: [B]Internet Explorer Script Error[/B] [B]Line: 65[/B] [B]Char: 1[/B] [B]Error: Object doesn't support …

so i checked my storage on my mac(running windows 10) it said 340gb used out of 500gb. 249gb of that are the windows system files. why are they so big and how do i make more storage. please help. im at high school and all my documents take a crap …

Hello I am currently facing an issue with an HP laptop running Windows 10, whereby the following keys are not responding at all when typing: R, T, F, G, V, B. Sticky keys and other similar features have been turned off. Any fix for this issue?

my mac(2011) 13 inch running windows 10 has a weird fan. it turns on when in regular use like browsing online or word processing, having multiple windows kicks the fan on in a long but almost silent hum. at random times it is high pitched and very loud. is there …

Hello. I have an issue, where I want to prevent domain users with administrative rights from modifying the password of the local administrator account on their respective computers. Any way of implementing this?