Useful tips for everyday
How to find ID not in another table? There are basically 3 approaches to that: not exists, not in and left join / is null.…
What is Bluetooth Rfcomm protocol? The Bluetooth protocol RFCOMM is a simple set of transport protocols, made on top of the L2CAP protocol, providing emulated…
What type of date format is this? Date Format Types Format Date order Description 1 MM/DD/YY Month-Day-Year with leading zeros (02/17/2009) 2 DD/MM/YY Day-Month-Year with…
What kind of file can I export from sketch? For example you can add the @2x suffix for double-sized images. Select the file format using…
How do I stop crosstalk cables? The only way to reduce alien cross-talk in a traditional UTP system is to increase the physical distance between…
Is man in the middle illegal? The “man in the middle” is normally an unauthorized third party who intercepts a conversation or transaction between two…
Does NTP work without Internet? This driver doesn’t support an actual clock, but rather allows the server to synchronize to its own clock, in essence…
How break multiple lines in regex? 6 Answers. You can split your regex pattern by quoting each segment. No backslashes needed. You can also use…
How do you manually calculate latitude and longitude? Use the sight line on the top of the aiming beam to align the beam with the…
What is CMS testing? A content management system (CMS) is an application that is used to manage web content, allowing multiple contributors to create, edit…