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How to print binary tree diagram?
...ublic class BTreePrinterTest {
private static Node<Integer> test1() {
Node<Integer> root = new Node<Integer>(2);
Node<Integer> n11 = new Node<Integer>(7);
Node<Integer> n12 = new Node<Integer>(5);
Node<Integer> n21 ...
What does 'COLLATE SQL_Latin1_General_CP1_CI_AS' do?
...e database server sorts (compares pieces of text). in this case:
SQL_Latin1_General_CP1_CI_AS
breaks up into interesting parts:
latin1 makes the server treat strings using charset latin 1, basically ascii
CP1 stands for Code Page 1252
CI case insensitive comparisons so 'ABC' would equal 'abc'
A...
Find merge commit which include a specific commit
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How do you split a list into evenly sized chunks?
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Using awk to print all columns from the nth to the last
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will print all but very first column:
awk '{$1=""; print $0}' somefile
will print all but tw...
How to delete duplicates on a MySQL table?
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this removes duplicates in place, without making a new table
ALTER IGNORE TABLE `table_name` A...
Get all non-unique values (i.e.: duplicate/more than one occurrence) in an array
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Any way to properly pretty-print ordered dictionaries?
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Appending the same string to a list of strings in Python
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