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SQL select join: is it possible to prefix all columns as 'prefix.*'?
I'm wondering if this is possible in SQL. Say you have two tables A and B, and you do a select on table A and join on table B:
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How to output numbers with leading zeros in JavaScript [duplicate]
I can round to x amount of decimal places with math.round but is there a way to round left of the decimal? for example 5 becomes 05 if I specify 2 places
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Click button copy to clipboard using jQuery
How do I copy the text inside a div to the clipboard? I have a div and need to add a link which will add the text to the clipboard. Is there a solution for this?
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How do I create a unique ID in Java? [duplicate]
I'm looking for the best way to create a unique ID as a String in Java.
11 Answers
11
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Asterisk in function call
...into actual positional arguments in the function call.
So if uniqueCrossTabs was [ [ 1, 2 ], [ 3, 4 ] ], then itertools.chain(*uniqueCrossTabs) is the same as saying itertools.chain([ 1, 2 ], [ 3, 4 ])
This is obviously different from passing in just uniqueCrossTabs. In your case, you have a list ...
ASP.NET MVC 404 Error Handling [duplicate]
...orControllers or static page to with 404 error information.
Modify your web.config (in case of controller).
<system.web>
<customErrors mode="On" >
<error statusCode="404" redirect="~/Errors/Error404" />
</customErrors>
</system.web>
Or in case of stat...
String, StringBuffer, and StringBuilder
Please tell me a real time situation to compare String , StringBuffer , and StringBuilder ?
11 Answers
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How to detect page zoom level in all modern browsers?
I need this because some of my calculations are pixel-based and they may fluctuate when zoomed.
28 Answers
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How can I extract the folder path from file path in Python?
...rings, like follows.
>>> import os
>>> '\\'.join(existGDBPath.split('\\')[0:-1])
'T:\\Data\\DBDesign'
Although, I would recommend using the os.path.dirname function to do this, you just need to pass the string, and it'll do the work for you. Since, you seem to be on windows, con...
Get distance between two points in canvas
I have canvas drawing tab and want lineWidth to be based on distance between two last mousemove coordinate updates. I will make translation of distance to width myself, I just need to know how to get distance between those points (I already have coordinates of those pointes).
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