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10 views

Multiple button clicked signals emitted for a single click

Writing a cut/copy/paste feature for a simple filebrowser in gtk. Every cut/copy button/paste click emits a progressively higher number of signals . Here is the part of the program that deals with ...
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0answers
19 views

sigfillset is not setting signal bits

I am having this strange problem! My code is very simple. #include<stdio.h> #include<unistd.h> #include<signal.h> #include<stdlib.h> ...
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0answers
23 views

why firefox crashed when i logged in as user?

i have changed the urlbindings.XML to block the file protocol in /usr/lib64/firefox/omni.ja After that i logged out from root and logged in as user and when i clicked firefox icon it's not ...
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1answer
39 views

What do these Terminal Signals mean?

When I start to use a command to terminate an ongoing process, I can include a signal. What is the difference between the signal 9 and the signal 15?
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0answers
33 views

wifi connection,mouse pointers problems in ubuntu 13.8

i newly insatlled ubuntu very latest version .first three days it was worked fine But now i have problem in wifi and mouse pointer for mose pointer each and every time i use this commands sudo ...
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1answer
176 views

Ubuntu 13.10, not recognizing 2nd monitor

Just installed ubuntu for the first time and my monitor isn't showing up on the display settings. I am on a laptop with nivdia graphics if that helps. I believe I have bumblebee installed. Other ...
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0answers
14 views

A script that signals if a login attempt is failed

I want to run a script that signals if a login attempt is failed.My problem is how do i get the text from the user textbox and from the password textbox.I would be very thankful if somebody will help ...
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0answers
29 views

Realtime Signal Processing

I've been googling and searching for some time now, trying to figure out how to solve this, but since that didn't work out I thought I could find some help here. Basically I want to use a signal that ...
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0answers
15 views

implementing appropriate waiting mechanism for intterupt/signal handling

i need an executable running on my linux target machine, waiting for intterupts and telling about the source of interrupts. So leaving the details aside where i m stuck is the how to implement this ...
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0answers
75 views

Core only dumped upon receiving SIGQUIT

Learning about signals, I found out that calling the <stdlib.h> functionabort(void); in a C program, which roughly equals to raising a SIGABRT signal, doesn't create a core file on my Ubuntu ...
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0answers
199 views

Unix Signal handling in Qt Embedded Linux [closed]

I have an application for the USB interface in Qt (Embedded Linux). When a pen-drive is inserted, the kernel sends a signal for that and I want to recognize that signal and I want my Qt application ...
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0answers
208 views

Wireless signal strength problem on Lenovo B490

I have removed windows 8 and installed Ubuntu 13.04 (64bit) on Lenovo B490 laptops. THe problem i get is extremely bad wireless signal. Even if the router is located in the same room within close ...
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1answer
250 views

TP Link TL-WN7200ND Signal Strength

I have external Wireless Adapter TP Link TL-WN7200ND I'm currently using it on Windows its giving me 4/5 signal bars When I used same Adapter in Ubuntu 13.04 it gives 2/4 bars. I'm using Live USB for ...
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0answers
178 views

no internet connection, but have signal in wifi

I cannot access yahoo.com, google etc in my browser, but I have signal in my WiFi, how can I access the internet again? Please can you tell me how to configure and solve my problem, Thanks
1
vote
1answer
793 views

Bad WiFi reception on Asus Zenbook (Works great with Windows 7)

My WiFi reception on my Asus Zenbook (model ux31) is very weak compared to when I boot my Windows 7. I use both from the same location, and the reception on other devices (ex: my iPhone) is great. I'm ...
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0answers
114 views

Re-installing Wifi driver

I am a new user to Ubuntu. My Wifi was working fine with Ubuntu. But suddenly it stopped working and my laptop is not able to detect my router. When I switch over to Windows, it works fine. So the ...
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0answers
483 views

Ubuntu 12.04 Wireless Issues

I have been experiencing WiFi issues since I installed Ubuntu. My router however has been restarted multiple times so as my computer, iPad, iPhone, and they work perfectly flawless on WiFi. The ...
3
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2answers
202 views

How can I tell how long for Watchdog to wait to stop all processes?

I have a server which is monitored by Watchdog, and experiences reboots occasionally due to faulty network hardware I am unable to replace at the moment. As I read, Watchdog sends a SIGTERM to all ...
1
vote
1answer
185 views

Keep VGA signal sending when using VGA switchbox

I am trying to mimic the VGA projector setup I had on Arch Linux. I have three laptops connected through a VGA switchbox to an external projector. When I was using ArchLinux I used xrandr to start ...
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1answer
336 views

Weak wifi signal on Lenovo g series

I've just installed Ubuntu 12.10 on my Lenovo laptop and the wifi signal reception changed completely. I had Windows installed on it first and it had no problem connecting to my home network from my ...
1
vote
1answer
277 views

Weak Wireless Signal - Atheros ar5008x drops connection

I'm dualbooting Ubuntu 12.04 with Windows Vista and while Vista handles the signal perfectly (4 or 5 bars out of 5 and never drops) Ubuntu shows 1 or 2 bars and drops the signal constantly if the ...
2
votes
1answer
57 views

How do I make a app in Quickly and play a sound when a button is clicked in the app?

Is there anyway I can make an application in which a button made in Glade can be clicked to play a custom re-definable sound?
1
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0answers
353 views

How to disable or block print screen SysRq signal

Because of hardware fault my laptop is continuously pressing (sending) PrintScreen|SysRq. Thats why it is taking screens-shoots continuously. I can not set any keyboard shortcut because it took ...
0
votes
1answer
623 views

Weak signal even if I'm only 5 meters away from my modem

I'm having kind of a weak signal on Ubuntu, about 2 bars (I have a laptop), when i go on windows it really gets quicker (5 bars). What may cause this? My wifi worked as soon as I installed Ubuntu so i ...
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2answers
4k views

Input signal out of range; Change settings to 1600 x 900

I recently installed Ubuntu 12.04 onto my HP Pavilion, in an attempt to make the desktop able to dual-boot Windows 7 and Ubuntu. I managed to get down to the last step, and finished the installation ...
1
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1answer
408 views

HDMI initially worked, no more and screen issues when try

Connected my System76 Lemur Ultra (Intel i5 3210M + Intel HD 4000) to my television. It showed up fine. After about 15 seconds, it abruptly disconnected for some reason with a "no signal" error on the ...
3
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2answers
768 views

The report belongs to a package that is not installed

I have gotten the error message "The report belongs to a package that is not installed." Generally I would just ignore that since seemingly there is no problem except I got a crash report and then I ...
0
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1answer
34 views

PyGtk: Scrolllist with Entry, can I set an Id

I have a scroll list on my window that I am going to insert 2 entry for each row, I am trying to understand how I can catch the entry that has been changed and update my array with this value. I will ...
2
votes
1answer
270 views

Ctrl-Z equivalent for GUI Programs?

I often have to run the update manager on a slow connection, and while reading my emails, I meanwhile would like to surf for 2 minutes in the web, then have the full bandwidth again for the update ...
1
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2answers
4k views

Wifi signal weak while on an HP Pavilion G6

I have just installed Ubuntu 12.04 LTS along with the standard Windows 7 on my new HP pavillion g6 (AMD). They both work fine but when I am running Ubuntu, the wifi signal strength shows low ...
0
votes
1answer
176 views

How can a Qt application be notified that the user's session is ending and provide it with opportunity to save its state before being terminated?

I am writing a Qt application and have run into the following problem: when the user logs out or attempts to shut down the machine, the application is instantly terminated without providing it any ...