Useful tips for everyday
How jobs are scheduled in PostgreSQL? pg_cron is a simple, cron-based job scheduler for PostgreSQL that runs inside the database as an extension. A background…
Where is redmi device name? Go to the Settings or Options menu, scroll to the bottom of the list, and check ‘About phone’, ‘About device’…
Is 1588 a PTP? IEEE 1588 Precision Time Protocol (PTP) is a packet-based two-way communications protocol specifically designed to precisely synchronize distributed clocks to sub-microsecond…
How do I enable output caching? You can add your output caching rule here. In the File name extension field, for example, type . php,…
How do I remove old kernels in Fedora? Open the terminal and type sudo dnf list installed kernel or you can use dnf list installed…
What are three types of sensing nodes in mban? Sensor nodes can be divided into three categories: single-board computers (SBC) (A), high-end ESM (embedded sensor…
How do I change the page size in Qgis? In QGIS 3.2. 2, in the Layout Manager, you can now find that setting in Layout–>Layout…
How do you bypass an iPhone without a SIM card? IPhones are often used for this purpose, but they are useless if you can’t get…
How do I send Gratuitous ARP Cisco? To enable the gratuitous Address Resolution Protocol (ARP) control on the router, use the ip arp gratuitous command…
What is Rwx memory? Allocate memory with RWX (read, write, and execute) permissions to write shellcode into, and execute it. Write the shellcode to the…