Useful tips for everyday
How do I turn a query into a delete query? Click the Query Type button list arrow on the toolbar and select Delete Query from…
How do I know if my hardware is compatible with Linux? Live CDs or flash drives are a great way to quickly determine whether or…
Which is faster sequential scan or index scan in PostgreSQL? In the PostgreSQL, Query Planner takes the decision base on the updated statistics and choose…
What does the homoscedasticity of errors mean? Homoskedastic (also spelled “homoscedastic”) refers to a condition in which the variance of the residual, or error term,…
What are the three types of events in event management? There are three main categories which events go under. These events are private, corporate and…
How do I link lead accounts in Salesforce? Grouping Leads on Accounts in Salesforce.com Create a custom lead field called “account” Data Type: Lookup. Related…
Why is my Excel add-in not shown in the Add-Ins Ribbon? Note: If the add-in is enabled in RUNNER but does not appear in Excel,…
Can scp create directory? However, it can’t create the parent directory. scp ~/foo user@host:~/bar/foo will fail unless the target directory bar exists. In any case,…
How do capacitors filter high-frequency? Here, the flow of current will be in the least resistance direction. Because a capacitor gives extremely low resistance for…
How do I get my computer to recognize a second monitor? To detect a second monitor manually on Windows 10, use these steps: Open Settings.…