Useful tips for everyday
What does the copy command in PostgreSQL do? COPY moves data between PostgreSQL tables and standard file-system files. Table columns not specified in the COPY…
Is there any Android malware? In the case of smartphones, to date we have not seen malware that replicate itself like a PC virus can,…
What is the best way to organize iPhone photos? The fastest way to organize iPhone photos is to create albums or Memories. Your phone automatically…
How do you calculate Quantiles? For example, the 0.5 quantile is the median. Dataplot supports two methods for computing the quantile. An alternative method is…
How is DC power consumption measured? In order to measure the DC power of a device under test (DUT), the general method is to use…
What is a bandpass channel? A bandpass channel by definition should have a bandwidth covering a range of frequencies not including DC. Thus it would…
Are cookies personally identifiable information? In short: when cookies can identify an individual via their device, it is considered personal data. This supports Recital 26,…
How can I make my violin sound better when recording? Position it out and up from the instrument. Point it toward the area where the…
What is VGE in IGBT? Here can be seen how the collector-emitter voltage (VCE) and gate-emitter voltage (VGE) fluctuates when the gate charge charges. Since…
Can PCB be made at home? Take a plastic box and fill it up with some water. Dissolve 2-3 teaspoons of ferric chloride power in…