Useful tips for everyday
How to start a systemd service before networking starts? You want to use network-pre.target if you want to setup something before network starts Services that…
How do I get my Raspberry Pi to connect to WIFI automatically? To tell the Raspberry Pi to automatically connect to your WiFi network you…
How much current can a GPIO pin handle? The operating voltage of the GPIO pins is 3.3v with a maximum current draw of 16mA. This…
How do I print a float value? You can do it like this: printf(“%. 6f”, myFloat); 6 represents the number of digits after the decimal…
Why does my Honda Accord shakes when I accelerate? It may be that the engine is being starved for fuel, air or it does not…
How to disassemble a function with radare2? There are many ways to disassemble a function using radare. You can use pdf ( p rint d…
Are projections linear transformations? Projection is a linear transformation. for all vectors v and w and scalars c and d. Is projection onto a subspace…
Can you update a docker container? Docker images within a running container do not update automatically. Once you have used an image to create a…
Are central moments affected by change of scale? Similar comments apply to raw fourth moments, central fourth moments and kurtosis and the same ideas extend…
How can I process Non-PO invoice in SAP? Click Invoice requests. Click an invoice number to display the invoice. Click Edit. After you finish editing,…