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How to use null in switch
... return null;
}
}
For me, this typically aligns with a look-up table in a database (for rarely-updated tables only).
However, when I try to use findByTypeId in a switch statement (from, most likely, user input)...
int userInput = 3;
PersonType personType = PersonType.findByTypeId(userI...
PHP: How to remove all non printable characters in a string?
...SCII?
If your Tardis just landed in 1963, and you just want the 7 bit printable ASCII chars, you can rip out everything from 0-31 and 127-255 with this:
$string = preg_replace('/[\x00-\x1F\x7F-\xFF]/', '', $string);
It matches anything in range 0-31, 127-255 and removes it.
8 bit extended ASCI...
How to hash a string into 8 digits?
...ion? He (or she) wanted (or needed) 8 decimal places. Also, the way hash tables work is to hash into a small search space (the sparse table). You seem to not know want hash functions are commonly used for and to not care about the actual question that was asked.
– Raymond He...
Are JavaScript strings immutable? Do I need a “string builder” in JavaScript?
Does javascript use immutable or mutable strings? Do I need a "string builder"?
10 Answers
...
How do I time a method's execution in Java?
...liseconds for all tasks :\n"+sw.getTotalTimeMillis());
System.out.println("Table describing all tasks performed :\n"+sw.prettyPrint());
System.out.format("Time taken by the last task : [%s]:[%d]",
sw.getLastTaskName(),sw.getLastTaskTimeMillis());
System.out.println("\n Array of the data f...
XPath to select multiple tags
...e case -- in general people do care about the differences between: kitchen:table and sql:table, or between architecture:column, sql:column, array:column, military:column
– Dimitre Novatchev
Aug 1 '18 at 16:14
...
How to connect to SQL Server database from JavaScript in the browser?
...g);
var rs = new ActiveXObject("ADODB.Recordset");
rs.Open("SELECT * FROM table", connection);
rs.MoveFirst
while(!rs.eof)
{
document.write(rs.fields(1));
rs.movenext;
}
rs.close;
connection.close;
A better way to connect to a sql server would be to use some server side language like PHP,...
How to organize a node app that uses sequelize?
...rstand Sequelize, but to me doing things more than just selecting from one table wasn't really convenient. And where ordinarily you would use select from two or more tables, or a union in pure SQL, you would have to run separate queries, and with the async nature of Node it's just added complexity. ...
What is “loose coupling?” Please provide examples
...imply modelled as dead data. in Database terms, all that is need here is a table CREATE TABLE entry (price INTEGER, quantity INTEGER)
– Jo So
Jul 9 '16 at 11:56
...
Reshape three column data frame to matrix (“long” to “wide” format) [duplicate]
...also sparseMatrix within the Matrix package, as seen here: R - convert BIG table into matrix by column names
with(tmp, sparseMatrix(i = as.numeric(x), j=as.numeric(y), x=z,
dimnames=list(levels(x), levels(y))))
## 2 x 3 sparse Matrix of class "dgCMatrix"
## a b c
## x 1 2 3...