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How to display all methods of an object?
I want to know how to list all methods available for an object like for example:
8 Answers
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How to find all serial devices (ttyS, ttyUSB, ..) on Linux without opening them?
What is the proper way to get a list of all available serial ports/devices on a Linux system?
12 Answers
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How do I query if a database schema exists
...ion it has to be able to run multiple times on a given database. Like this:
5 Answers
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iPhone Navigation Bar Title text color
It seems the iOS Navigation Bar title color is white by default. Is there a way to change it to a different color?
32 Answe...
how to find host name from IP with out login to the host
i need to find the host name of a UNIX host whose IP is known with out login to that UNIX host
11 Answers
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hasNext in Python iterators?
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No, there is no such method. The end of iteration is indicated by an exception. See the documentation.
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Imply bit with constant 1 or 0 in SQL Server
Is it possible to express 1 or 0 as a bit when used as a field value in a select statement?
8 Answers
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What programming practice that you once liked have you since changed your mind about? [closed]
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+1. I was about to post this same answer. I found some of my old programming assignments on an archive disc a few weeks ago. It all looked the same. There was almost a 1:1 ratio of lines of comments to lines of code.
– Micha...
Reading GHC Core
Core is GHC's intermediate language. Reading Core can help you better understand the performance of your program. Someone asked me for documentation or tutorials on reading Core, but I couldn't find much.
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In SQL, what's the difference between count(column) and count(*)?
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count(*) counts NULLs and count(column) does not
[edit] added this code so that people can run it
create table #bla(id int,id2 int)
insert #bla values(null,null)
insert #bla values(1,null)
insert #bla values(null,1)
insert #bla values(1,null)
insert #bla values(null,1)
insert #bla values...