There is a plain-text database of information about every Unicode character available from the Unicode Consortium; the format is described in Unicode Annex #44. The primary information is contained in UnicodeData.txt. Open and close punctuation characters are denoted with Ps (punctuation start) and Pe (punctuation end) in the General_Category field (the third field, delimited by … Read more
Take a look at the Operator Precedence in SQL Server (You’ve not specified that, but I’d imagine it’s the same for all RDBMS). What this means is that ANDs (without parenthesis) are evaluated before1 bind more tightly than ORs. So in your specific case, without the parenthesis, the conditions are: employe.service=service.code_serv AND employe.nom LIKE ‘A%’ OR employe.nom LIKE ‘B%’ … Read more
“Curly Braces” are used in Python to define a dictionary. A dictionary is a data structure that maps one value to another – kind of like how an English dictionary maps a word to its definition. Python: They are also used to format strings, instead of the old C style using %, like: They are … Read more