query: I can't install libpq-dev on Ubuntu 20.04.2
positive_passages.docid: 120
positive_passages.text: How do I restore the default repositories?
negative_passages.docid: 47487
negative_passages.text: Broken packages and unmet dependency installation QGIS, PostgreSQL and postgis Ubuntu 14.04
negative_passages.docid: 118754
negative_passages.text: Package dependencies cannot be resolved
negative_passages.docid: 15183
negative_passages.text: Elementary OS PPA gives “The repository does not have a Release file.” error
negative_passages.docid: 137927
negative_passages.text: How do I install mupen64plus?
negative_passages.docid: 1632
negative_passages.text: How do I fix a "Failed to download package files" error?
negative_passages.docid: 2280
negative_passages.text: Package system is broken. How to fix it?
negative_passages.docid: 1520
negative_passages.text: How to install software or upgrade from an old unsupported release?
negative_passages.docid: 152823
negative_passages.text: PPAs will not install "sudo: add-apt-repository: command not found"
negative_passages.docid: 42634
negative_passages.text: How do I upgrade to the development release (aka. Ubuntu+1)?
negative_passages.docid: 89182
negative_passages.text: Dependency is not satisfiable: libtiff4 when trying to install Lightworks on Ubuntu 14.04
negative_passages.docid: 118428
negative_passages.text: lib32bz2-1.0 missing on 16.04
negative_passages.docid: 109677
negative_passages.text: How do I to resolve unmet dependencies to uninstall and reinstall package
negative_passages.docid: 143747
negative_passages.text: How do I enable the "backports" repository?
negative_passages.docid: 84537
negative_passages.text: Using dpkg to install upgrade and dist-upgrade packages
negative_passages.docid: 151656
negative_passages.text: Installing from source. How to resolve dependencies without destroying the package manager
negative_passages.docid: 5280
negative_passages.text: How to make sure that Qt5.4.2 is installed properly