Search is always exact [closed]
Someone put search logic into a somewhat obfuscated theme file that was connected through a series of ludicrous includes.
search
grep for special characters in Unix
Tell grep to treat your input as fixed string using -F option. Option -n is required to get the line number,
What’s the difference between the data structure Tree and Graph?
A Tree is just a restricted form of a Graph. Trees have direction (parent / child relationships) and don’t contain cycles. They fit with in the category of Directed Acyclic Graphs (or a DAG). So Trees are DAGs with the restriction that a child can only have one parent. One thing that is important to … Read more
How do you make Vim unhighlight what you searched for?
Just put this in your .vimrc
Solr vs. ElasticSearch
Update Now that the question scope has been corrected, I might add something in this regard as well: There are many comparisons between Apache Solr and ElasticSearch available, so I’ll reference those I found most useful myself, i.e. covering the most important aspects: Bob Yoplait already linked kimchy’s answer to ElasticSearch, Sphinx, Lucene, Solr, Xapian. Which fits for which usage?, … Read more
Consistent and Admissible Heuristics
As Russel and Norvig point out in Artificial Intelligence: A Modern Approach (the most commonly used AI textbook) it is challenging to come up with a heuristic that is admissible but not consistent. Obviously, you can select values for nodes in a graph such that the heuristic they represent is admissible but not consistent. This … Read more