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Copy multiple files in Python
...directory using Python.
I have the source path and the destination path as string.
6 Answers
...
Convert UTC date time to local date time
...
Append 'UTC' to the string before converting it to a date in javascript:
var date = new Date('6/29/2011 4:52:48 PM UTC');
date.toString() // "Wed Jun 29 2011 09:52:48 GMT-0700 (PDT)"
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Efficiently replace all accented characters in a string?
...avaScript function that does efficient single character replacement in a string.
21 Answers
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SQL UPDATE SET one column to be equal to a value in a related table referenced by a different column
...QuestionAnswers a
on q.AnswerID = a.AnswerID
where q.QuestionID is null -- and other conditions you might want
I recommend to check what the result set to update is before running the update (same query, just with a select):
select *
from QuestionTrackings q
inner join QuestionAnswers a
on q.Answ...
What does the 'static' keyword do in a class?
...taticField;
private boolean instanceField;
public static void main(String[] args) {
// a static method can access static fields
staticField = true;
// a static method can access instance fields through an object reference
Example instance = new Example();
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Reference assignment operator in PHP, =&
...ion 6.2:
All binary arithmetic, comparison, assignment, bitwise, logical, string, and type operators MUST be preceded and followed by at least one space
By this rule, there should always be a space after the = operator -- this makes =& a violation.
Furthermore, there are other rules that state...
django urls without a trailing slash do not redirect
... request.path = request.path + '/'
# we don't need query string in path_info because it's in request.GET already
request.path_info = request.path
response = self.handler.get_response(request)
return response
...
Send message to specific client with socket.io and node.js
I'm working with socket.io and node.js and until now it seems pretty good, but I don't know how to send a message from the server to an specific client, something like this:
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Rails auto-assigning id that already exists
... am guessing at your sequence name "company_id_seq", table name "company", and column name "id" ... please replace them with the correct ones. You can get the sequence name with SELECT pg_get_serial_sequence('tablename', 'columname'); or look at the table definition with \d tablename.
An alternate ...
How can I default a parameter to Guid.Empty in C#?
...in ASP.NET MVC controller action? All other optional parameters work (int, string) but it doesn't work for GUID, says "Server Error in '/' Application. The parameters dictionary contains a null entry for parameter 'categoryId' of non-nullable type 'System.Guid' .." The code compiles fine with both s...