It is primarily used for source code and text file comparison, but it can also be used to compare binary files. KDiff3 is a graphical file comparison and merging tool that allows you to compare and merge two or three files side by side. To install meld on your Linux machine, enter the following command: $ sudo apt-get install meld It can be used to compare text, source code, and binary files. Meld is a graphical file comparison tool that allows you to visually compare and merge two or three files side by side. To install cmp on your Linux machine, enter the following command: $ sudo apt-get install cmp It can be used to quickly detect differences between two binary files. To install diff on your Linux machine, enter the following command: $ sudo apt-get install diffĬmp is a command line tool that compares two files byte by byte. It compares two files line by line and outputs the differences between them. Ldd /usr/lib/x86_64-linux-gnu/qt5/plugins/platforms/*.soĪ major source of documentation is Beyond Linux® From Scratch (System V Edition) - Qt-5.15.Diff is the most common and simplest tool to compare files in Linux. configure -opensource -confirm-license \ Sed -i 's/python /python3 /' qtdeclarative/qtdeclarative.pro \ Mind you that default-jre openjdk-8-jdk-headless android-sdk android-sdk-platform-23 and possibly libc6-i386 too, are only required if you need to build android projects.Īnd this is how I installed Qt from sources: export QT_VERSION=5.15.1Įxport QT5BINDIR=/usr/local/Qt-$QT_VERSION/binĮxport LD_LIBRARY_PATH=/usr/lib/x86_64-linux-gnu/qt5/libĮxport QT_QPA_PLATFORM_PLUGIN_PATH=/usr/lib/x86_64-linux-gnu/qt5/plugins/platformsĮxport QT_QPA_FONTDIR=/usr/lib/x86_64-linux-gnu/qt5/lib/fontsĬd ~/Downloads/qt/qt-everywhere-src-$QT_VERSION/ Libgstreamer1.0-dev libgcrypt20-dev libqt5gui5-gles qca-qt5-2-utils xorg xorg-dev Libdrm-dev libgles2-mesa-dev libzc-dev libxcb-sync-dev libsmartcols-dev libicecc-dev libpthread-workqueue-dev \ Make g pkg-config libgl1-mesa-dev libxcb1-dev libfontconfig1-dev libxkbcommon-x11-dev python libgtk-3-dev \īuild-essential default-jre openjdk-8-jdk-headless android-sdk android-sdk-platform-23 libc6-i386 \ Libxcb-xinerama0-dev libxkbcommon-dev libxkbcommon-x11-dev libclang-dev \įreeglut3-dev mesa-utils libdrm-dev libgles2-mesa-dev \īinutils g cmake g mesa-common-dev build-essential libglew-dev libglm-dev \ Libxcb-sync0-dev libxcb-xfixes0-dev libxcb-shape0-dev libxcb-randr0-dev libxcb-render-util0-dev \ Libxcb1-dev libxcb-glx0-dev libxcb-keysyms1-dev libxcb-image0-dev libxcb-shm0-dev libxcb-icccm4-dev \ These are all the packages that I have installed (on ubuntu 20.04): sudo apt install libfontconfig1-dev libfreetype6-dev libx11-dev libx11-xcb-dev libxext-dev libxfixes-dev libxi-dev libxrender-dev \ In my case the solution was to install xorg and xorg-dev - and other packages for that matter. Will transform the error above into qt.qpa.plugin: Could not find the Qt platform plugin "xcb" in "/usr/lib/x86_64-linux-gnu/qt5/plugins/platforms", so this is not a complete solution. I've been having this error message when running an app built with Qt installed from sources (so this was due to the way I have installed Qt).Ī quick export QT_QPA_PLATFORM_PLUGIN_PATH=/usr/lib/x86_64-linux-gnu/qt5/plugins/platforms I have been searching for an answer, but could not find an answer addressing my problem properly. Reinstalling the application may fix this problem. This application failed to start because no Qt platform plugin could be initialized. Qt.qpa.plugin: Could not find the Qt platform plugin "xcb" in "" QFactoryLoader::QFactoryLoader() checking directory path "/usr/bin/platforms". QFactoryLoader::QFactoryLoader() checking directory path "/usr/lib/x86_64-linux-gnu/qt5/plugins/platforms". "The plugin '/usr/bin/plugins/platforms/libqxcb.so' uses incompatible Qt library. Plugin uses incompatible Qt library (5.13.0) In /usr/bin/plugins/platforms/libqxcb.so: "IID": ".QPA.QPlatformIntegrationFactoryInterface.5.3", QFactoryLoader::QFactoryLoader() looking at "/usr/bin/plugins/platforms/libqxcb.so"įound metadata in lib /usr/bin/plugins/platforms/libqxcb.so, metadata= When I type qtcreator on terminal, I get: QFactoryLoader::QFactoryLoader() checking directory path "/usr/bin/plugins/platforms".
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