Overview
I’m going to develop an app on Android and iOS. It will allow users to set up group ‘chat rooms’ and talk on chat rooms set up by other users. The service needs to be highly scalable, such that it could accommodate a massive increase in users overnight (we can only dream).
Chat requirements
The chat protocol used should be flexible: it…
I have enabled icons in menus, and most of them show up well (folder icons, file icons, save icons, etc.). But whenever an app tries to use an icon specific to itself, such as GIMP, it replaces that icon with the app icon, so that when I look at a menu in GIMP, I see most of the time just icons of GIMP's logo (that seems to be the only problem;…
I have a htpc running 10.10.
It has no keyboard or mouse attached, so I connect over vnc for administration and manual tasks. This usually works fine but every so often an app running in fullscreen mode crashes.
All I want to be able to do is kill this app from VNC. Is there a keyboard shortcut to do this that will preserve the VNC…
Trying to remove a user from one of our servers, but I seem to be thwarted at every turn...
SMC refuses to load the user list (failing with a NoClassDefFoundError in the listAll method of UserContent).
vipw just returns with "vipw: /etc/passwd file busy".
I'm the only user on the system at the moment (it's our backup SRSS box),…
I have installed solr and it works finally...
I have now problems setting it up to start automatically with a start command.
I have followed a tutorial and created a file called solr in the /etc/init.d/solr dir...
Here is that file:
#!/bin/sh -e
# SOLR auto-start
#
# description: auto-starts solr engine
# processname:…
I got a new computer and installed Windows 8.
But everytime I start up I get this message:
(Couldn't post the images because of my low reputation. But here is what they said)
Was in Swedish, translated:
RunDLL
There was a problem with the start of NVCPL.DLL
The initiation of a DLL-file failed
I have no…
You heard it all before black screen on boot after perfectly fine install of most linux ubnuntu mint etc distributions (the netbook works fine) It has an Intel N10 integrated graphics chipset. I have actually found that if I plug in an external display then remove it the default screen turns on and my laptop works fine…
I just installed ntop 1.4.4 and when I start it, it give me infinite warnings "packet truncated":
...
RRD_DEBUG: umask 0066
RRD_DEBUG: DirPerms 0700
THREADMGMT: RRD: Started thread (t2992630672) for data collection
THREADMGMT[t2992630672]: RRD: Data collection thread starting [p30923]
INIT: Created pid file…
This is my situation. I have about five different apps and they all perform well. I will like to make one app with all these little apps. How can I go about this with a master view application?
Also these were created with nib file (xib) no storyboard. Can I create my files with storyboard or do I have to continue…
I've run into a bizarre situation every time my MacPro first starts up in the morning when I get to work and the screen saver activates for the first time. When I try to deactivate the screen saver hitting the keyboard or mouse nothing will happen. At best I will get one of the following...
Able to move the…
The problem I am facing is whenever I start my PC after use login window where it should show the start screen my PC just doesn’t show anything except for a mouse cursor.
I can press CTRL ALT DELETE and go into task manager go into File Run New Task and then run explorer.exe sometimes this works and start…
Usually, it is very interesting to compare the 'same' software applications and apps between various platforms, and the Pluralsight offline players are an outstanding example to have a closer look at. The original Silverlight desktop offline player, the iOS app of Pluralsight and the new HTML5 online player…
Android doesn’t come with a “find my Android” feature, so there’s no official way to track your phone if you lose it. You should prepare your phone for loss by setting up such a tracking app — but what if you didn’t? Your first instinct may be to download Lookout’s Plan B, which has been the go-to app for…
Our HDFS cluster is only 90% full but some datanodes have some disks that are 100% full. That means when we mass reboot the entire cluster some datanodes completely fail to start with a message like this:
2013-10-26 03:58:27,295 ERROR org.apache.hadoop.hdfs.server.datanode.DataNode:…
I have a Fedora server that I want to spawn an interactive python script after the user logs on. This script will ask the user for various types of information for configuring the system or it will search for the previous config file and show them the predefined information. Originally I…
Most of the questions on this topic related to folks connecting to somebody else's wireless network when their own was available and could remedy the situation by going to their connections and unchecking the "connect automatically" box. See this: " Avoid automatically connecting to…
Hi all,
whenever i have an unclean shutdown, which is often due to power failure most of the time i get problems with amavis starting up.
The error amavisd Net server pid_file already exists for running process comes when i start it under debug mode, so i always have to delete the…
I am running a number of java processes on a single Linux machine. From a memory and computing standpoint, everything is fine when things are static.
However, periodically we use a configuration management package up upgrade the jar or war files, and restart the java process.
…
I was using asterisk16 and asterisk16-skypeforasterisk, which was working fine.
I have recently upgraded to asterisk18 and asterisk18-skypeforasterisk, after that I am
receiving the following error message.
Asterisk ended with exit status 1
Asterisk died with code 1.
Asterisk…
Hi,
whenever I turn on Chrome, it crashes after a very short while (less than a minute). It started happening about a week ago for no apparent reason. I didn't install any new software, update or uninstall anything (as far as I remember), it just crashes. It doesn't matter wether…
I'm developing an Feed reader app. Feeds are downloaded to my server when someone requests it. then they download to user's computer.
There will be 1-2 minutes cache for popular feeds.
We expect that there will be 1000-5000 users (that use our app)
Is a shared hosting (which…