Useful tips for everyday
Do you have to vacuum a table in PostgreSQL? When VERBOSE is specified, VACUUM emits progress messages to indicate which table is currently being processed.…
What can a cursor be used for in ArcPy? Each type of cursor is created by a corresponding ArcPy function ( SearchCursor, InsertCursor, or UpdateCursor)…
What problems do foreign keys introduced? Foreign key problems A foreign key might point to data that no longer exists, or the foreign key’s data…
Why password expiration is bad? Password expiration is no longer relevant. In fact, if you conduct a risk-based analysis, you will quickly determine that password…
What is handler in python logging? handlers module, is a FileHandler which watches the file it is logging to. If the file changes, it is…
Is semi-active radar fire and forget? Amraam is the replacement for the Western air forces’ radar guided Sparrow. The weapon is a fire and forget,…
How to create a linked data source in SharePoint? There we click on linked data source button and choose the lists we wanna linking, and…
What is an aircraft ferry permit? A special flight permit, also known as a ferry permit, is a special airworthiness certificate issued by the FAA…
What is the difference between Acas and TCAS? ACAS is the European name for TCAS. ACAS is the standard and TCAS is its implementation. How…
How do I convert to GREY code? g2g1g0). For least significant bit (LSB) g0=b0⊕b1, g1=b1⊕b2, g2=b1⊕b2 , …. g(n-1)=b(n-1)⊕bn, gn=bn. Example −Convert Binary number 111010…