Useful tips for everyday
When to override functions and classes in PHP? Overriding of functions and classes are done when a method in the derived class is created which…
Why is a decision tree one hot encoding? One-hot encoding categorical variables with high cardinality can cause inefficiency in tree-based ensembles. Continuous variables will be…
How to fix MySQL high cpu usage? Here are few tips on how to fix it: Check out which MySQL users are logged in. Turn…
What is Δ in graph theory? Δ(G) (using the Greek letter delta) is the maximum degree of a vertex in G, and δ(G) is the…
How do I make a two column table in HTML? The following syntax is used to add columns in HTML. tag is used to initialize…
What is digital filter in Matlab? Perform zero-phase filtering to remove delay and phase distortion. Use median or Hampel filtering to remove spikes and outliers.…
What is version control in PHP? Version control systems (VCS) are systems that can keep track of the multiple versions of the files that make…
How to change alternate access mappings in SharePoint? In the Edit internal URL section, change the URL in the URL protocol, host and port box.…
What is insert into statement? The INSERT INTO statement of SQL is used to insert a new row in a table. There are two ways…
Is lasso or ridge regression better for feature selection? Ridge regression performs better when the data consists of features which are sure to be more…