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PCH File in Xcode 6
...hy isn't ProjectName-Prefix.pch created automatically in Xcode 6? is worth reading. He points out that a PCH file is probably not a good idea, and suggests explicitly including .h files into modules that need them.
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What is the difference between Lisp-1 and Lisp-2?
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You might like to read this paper by Richard Gabriel. It is a summary of the issues that the Lisp community were discussing in Lisp1 vs Lisp2. It's a bit dense and slow moving in the first few sections, but is much easier to read by the time ...
Cosmic Rays: what is the probability they will affect a program?
...me a major limiter of computer reliability in the next decade. "
You can read the full patent here.
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Rails ActionMailer - format sender and recipient name/email address
... concat, but using Mail::Address isn't clear in any of the documentation I read.
– Tim Morgan
Nov 30 '11 at 19:04
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How can I see which Git branches are tracking which remote / upstream branch?
...t out the information for each branch, you could do something like:
while read branch; do
upstream=$(git rev-parse --abbrev-ref $branch@{upstream} 2>/dev/null)
if [[ $? == 0 ]]; then
echo $branch tracks $upstream
else
echo $branch has no upstream configured
fi
done < <(git ...
Is UML practical? [closed]
... think carefully about what they're doing, but a professional programmer already knows what they're doing. Most of the time, writing the code itself is quicker and more effective than writing about the code, because their programming intuition is tuned to the task.
It's not just about what you're ...
Locking pattern for proper use of .NET MemoryCache
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This is my 2nd iteration of the code. Because MemoryCache is thread safe you don't need to lock on the initial read, you can just read and if the cache returns null then do the lock check to see if you need to create the string. It greatly simplifies the code.
const string CacheKey = "C...
What is the purpose of wrapping whole Javascript files in anonymous functions like “(function(){ … }
I have been reading a lot of Javascript lately and I have been noticing that the whole file is wrapped like the following in the .js files to be imported.
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Why does Java have transient fields?
...teThumbnail()
{
// Generate thumbnail.
}
private void readObject(ObjectInputStream inputStream)
throws IOException, ClassNotFoundException
{
inputStream.defaultReadObject();
generateThumbnail();
}
}
In this example, the thumbnailImage is...
When should use Readonly and Get only properties
In a .NET application when should I use "ReadOnly" properties and when should I use just "Get". What is the difference between these two.
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