postgresql用のlibpq-devをインストールできません。
sudo apt-get install libpq-dev
および出力
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.
The following information may help to resolve the situation:
The following packages have unmet dependencies:
libpq-dev : Depends: libpq5 (= 9.3.9-0ubuntu0.14.04) but 9.4.4-1.pgdg14.04+1 is to be installed
E: Unable to correct problems, you have held broken packages.
この問題を修正するには?
その画像に示されているように、ここですべてを有効にしてください!
—
ラバン
の出力は
—
ロン
dpkg --get-selections | grep hold
何ですか?