Useful tips for everyday
What is the difference between Modbus TCP IP and Ethernet TCP IP? Unlike Modbus serial Modbus TCP/IP runs on Ethernet physical layer. It can be…
What is nginx default server? In the configuration above, the default server is the first one — which is nginx’s standard default behaviour. It can…
How to match pattern in first column in AWK? To match a pattern only in the first column ($1), The -F option in awk is…
Can I use Ubuntu font commercially? License. These fonts are licensed under the Ubuntu Font License. You can use them freely in your products &…
Do you have to be able to sing to use a vocoder? Although naturally associated with voice effects, vocoders can be used with all sorts…
What is a replica geodatabase? Geodatabase replication allows you to create copies of data across two or more geodatabases such that changes to the data…
What do you do when your router does not support UPnP? If your router doesn’t support UPnP, you need to manually create a port forwarding…
How to find and replace fields in AWK? gsub(“find-regex”, “replace”, t) gsub(r, s t]) From the awk man page: For each substring matching the regular…
How do you cross compile Protobuf? To build the Google Protobuf library for your Raspberry Pi: Enter the following commands: ./configure –prefix=$BASEDIR/protobuf-arm –host=arm-linux CC=arm-linux-gnueabihf-gcc CXX=arm-linux-gnueabihf-g++…
How do I pinch my screen to zoom? To use pinch-to-zoom, touch two fingers on the touch screen, and move them apart to zoom in,…