Useful tips for everyday
How do I make a PDF smaller JPEG? Open the PDF document in Adobe Acrobat and open the “File” menu. Select “JPEG” from the “Save…
Do not include null values in JSON response? You can ignore null fields at the class level by using @JsonInclude(Include. NON_NULL) to only include non-null…
What kill signal is Ctrl C? Ctrl-C (in older Unixes, DEL) sends an INT signal (“interrupt”, SIGINT); by default, this causes the process to terminate.…
What is a catalog view? Its purposes. Catalog views return information used by the SQL Server. They are the most general interface to the catalog…
Can I shoot video with Nikon d3300? Recording video on the D3300 first requires you to engage live view via the ‘Lv’ button on the…
How do you do demodulation in Matlab? Examples Open Live Script. fc = 10e3; fs = 80e3; t = (0:1/fs:0.01)’; s = sin(2*pi*300*t)+2*sin(2*pi*600*t); [num,den] =…
What are the benefits of Responsibility-Driven Design? Responsibility driven design amplifies responsibilities and behavior of objects. It helps us focus on the roles objects play…
Why hreflang tag is important? The hreflang attribute tells Google which language and country you are targeting for a specific page. This allows the search…
How to retrieve lookup, managed metadata, and, person or group data? Managed Metatdata field does not require expanding. Each of these special properties, in turn,…
Why do airplane engines catch fire? A drop in fuel pressure or a fluctuating fuel pressure reading may suggest a broken fuel line — a…