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What does “dereferencing” a pointer mean?
Please include an example with the explanation.
6 Answers
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How to see the CREATE VIEW code for a view in PostgreSQL?
Is there an easy way to see the code used to create a view using the PostgreSQL command-line client?
6 Answers
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'is' versus try cast with null check
I noticed that Resharper suggests that I turn this:
7 Answers
7
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How can I append a string to an existing field in MySQL?
I want to update the code on all my record to what they currently are plus _standard any ideas?
2 Answers
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gdb: how to print the current line or find the current line number?
list commands prints a set of lines, but I need one single line, where I am and where an error has probably occurred.
5 An...
Difference between filter and filter_by in SQLAlchemy
Could anyone explain the difference between filter and filter_by functions in SQLAlchemy?
Which one should I be using?
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How do I know the current width of system scrollbar?
As you know, one can customize the width of the scrollbar width in Display Properties -> Appearance -> Advanced -> Item: ScrollBar. The default value is 17. However, I can't assume this is always the case, is it possible for me to retrieve this value?
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Getting value of public static final field/property of a class in Java via reflection
Say I have a class:
3 Answers
3
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Vertically centering a div inside another div [duplicate]
I want to center a div which is added inside another div.
24 Answers
24
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Rails 3 execute custom sql query without a model
I need to write a standalone ruby script that is supposed to deal with database. I used code given below in rails 3
5 Answe...