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High Quality Image Scaling Library [closed]
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It should read GetEncoderInfo and not getEncoderInfo. I fixed the typo and the class compiles now.
– Doctor Jones
May 18 '10 at 15:30
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What do the makefile symbols $@ and $< mean?
... The -o specifies the output file to create.
For further details, you can read this article about Linux Makefiles.
Also, you can check the GNU make manuals. It will make it easier to make Makefiles and to debug them.
If you run this command, it will output the makefile database:
make -p
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Why should I not include cpp files and instead use a header?
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Good answer, sir. It was a fun read, and easy to understand. I wish my textbook was written like this.
– ialm
Nov 6 '09 at 19:08
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Static variable inside of a function in C
... the static int x (scope) part of the statement actually applies where you read it, somewhere INSIDE the function and only from there onwards, not above it inside the function.
However the x = 5 (lifetime) part of the statement is initialization of the variable and happening OUTSIDE of the function...
View all TODO items in Visual Studio using GhostDoc
...sual Studio 2008. How do I view all to-do items and if that's a function already in Visual Studio or in GhostDoc (the documentation tool that I use)?
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Expert R users, what's in your .Rprofile? [closed]
...with factors. SAS's format system has many advantages over this, imo. When reading from text, stringsAsFactors is always set to false. However, for data transfer, I avoid reading from spreadsheet wherever possible.
– AdamO
Jul 6 '15 at 22:27
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Why are Python lambdas useful? [closed]
...name, there is nothing obscure, intimidating or cryptic about it. When you read the following line, replace lambda by function in your mind:
>>> f = lambda x: x + 1
>>> f(3)
4
It just defines a function of x. Some other languages, like R, say it explicitly:
> f = function(x)...
When would you use delegates in C#? [closed]
...e days I use delegates for:
Event handlers (for GUI and more)
Starting threads
Callbacks (e.g. for async APIs)
LINQ and similar (List.Find etc)
Anywhere else where I want to effectively apply "template" code with some specialized logic inside (where the delegate provides the specialization)
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How to add a “readonly” attribute to an ?
How can I add readonly to a specific <input> ? .attr('readonly') does not work.
9 Answers
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When to use references vs. pointers
... until you can't.
The reason is that pointers make things harder to follow/read, less safe and far more dangerous manipulations than any other constructs.
So the rule of thumb is to use pointers only if there is no other choice.
For example, returning a pointer to an object is a valid option when th...