Useful tips for everyday
How do I extract results from Google? If you ever need to extract results data from Google search, there’s a free tool from Google itself…
What is a functor in category theory? A Functor is kind of mapping of objects and morphisms that preserves composition and identity. In Category A…
What is responsive and adaptive? Responsive is the same layout in a fluid or snappy way responding to the browsers size. Adaptive is the same…
Do lights have fuses? Fuses lay flat on the outward-facing surface. They are round and screw into a socket in the box very much like…
Does Centos 6 use systemd? RHEL6 and CENTOS 6 were using service command to manage system services. From RHEL7 onwards systemctl is used to manage…
Is it wrong to join to another table after group by? I don’t think that it’s “wrong” in this case, because you’ve got a one-to-one…
Is the Lego Christmas Train motorized? Like many LEGO® fans, I break out the various seasonal LEGO sets at Christmas to litter the house with…
How do I add a column to a decimal in SQL? SQL Server ALTER TABLE ADD Column First, specify the name of the table in…
Why is my ZIP file not unzipping? Incomplete Downloads Zip files may refuse to open if they are not properly downloaded. Also, incomplete downloads occur…
How do I see all paths on a Mac? Show the path to a file or folder: On your Mac, click the Finder icon in…