Question I've installed python 2.6 from source, and somehow later mistakenly installed another python 2.6 from a package manager too. I can't find a way to uninstall a python that was built from source, is this possible/easy? Running ubuntu 10.04. Answer You can use checkinstall to remove Python. The idea is: Install checkinstall Use checkinstall to make a deb of your Python installation Use dpkg -r to remove the deb. See this post for more details.…

Question I'm installing Docker on my Ubuntu machine and I'm following this tutorial Install Docker Engine on Ubuntu When I run sudo apt-get install -y docker-ce it does not install Docker on my machine and is giving the following error: $ sudo apt-get install -y docker-ce Reading package lists... Done Building dependency tree Reading state information... Done Some packages could not be installed. This may mean that you have requested an impossible situation or if you are using the unstable distribution that some required packages have not yet been created or been moved out of Incoming.…

Question Closed. This question does not meet Stack Overflow guidelines. It is not currently accepting answers. </div> This question does not appear to be about a specific programming problem, a software algorithm, or software tools primarily used by programmers. If you believe the question would be on-topic on another Stack Exchange site, you can leave a comment to explain where the question may be able to be answered. Closed 9 years ago.…

Question I want to try one program which have makefile on it but when I put make in the shell the error was: g++ -g -DaUNIX -I../../acroname/aInclude -I../../acroname/aSource -Wl,-rpath,. unix_aLaserDemo_Data/aLaserDemo.o unix_aLaserDemo_Data/acpLaser.o -lpthread -lcrypto -lssl -o ../../acroname/aBinary/aLaserDemo /usr/bin/ld: cannot find -lcrypto collect2: ld returned 1 exit status Here is the makefile: CC = g++ CFLAGS = -DaUNIX -I../../acroname/aInclude -I../../acroname/aSource LFLAGS = -Wl,-rpath,. SRC = ../../acroname/aSource BIN = ../../acroname/aBinary LIBS = -lpthread -lcrypto -lssl \ #LIBS = -lpthread\ -L.…

Question I need to create database. First I run: sudo su - postgres, then: createdb test And I keep getting this error: createdb: could not connect to database template1: could not connect to server: No such file or directory Is the server running locally and accepting connections on Unix domain socket "/var/run/postgresql/.s.PGSQL.5432" This is unexpected, I have never encountered any problems with psql, but this time I don't get what is wrong.…

Question I have just set up svn on my ubuntu server. I have a my user I can login to. The problem is that whenever I try to make a change on the file structure I get a permission denied error. Can't open file '/var/www-svn/db/txn-current-lock': Permission denied My repo is in /var/www-svn and the permission on that folder is drwxr-xr-x for user AND group svn (I am bad with permissions so I don't know if that's correct).…

Question I am able to check out an entire svn repository using the following command: svn co https://myaccount.svn.beanstalkapp.com/myapp/ But I cannot figure out the command to commit a single file. If I make to change to myapp/page1.html. How can I check in just that one file? Answer cd myapp/trunk svn commit -m "commit message" page1.html For more information, see: svn commit --help I also recommend this free book, if you're just getting started with Subversion.…