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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...
Captured variable in a loop in C#
.../ Just one variable
foreach (string x in foo) // And again, despite how it reads out loud
See section 7.14.4.2 of the C# 3.0 spec for more details of this, and my article on closures has more examples too.
Note that as of the C# 5 compiler and beyond (even when specifying an earlier version of C#...
Auto Resize Image in CSS FlexBox Layout and keeping Aspect Ratio?
...ve, but I found that adding in align-items: center would solve it for me. Reading the docs, it makes sense to override this if you are flexing images directly, since align-items: stretch is the default. Another solution is to wrap your images with a div first.
.myFlexedImage {
display: flex;
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What is duck typing?
I came across the term duck typing while reading random topics on software online and did not completely understand it.
1...
What are the Ruby Gotchas a newbie should be warned about? [closed]
...); in C/C++/...), actually never runs the statement if the expression is already true. This is because statement until expression is actually syntactic sugar over
until expression
statement
end
, the equivalent of which in C/C++ is while (not(expression)) statement; just like statement if expre...
Why does C++ require a user-provided default constructor to default-construct a const object?
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@Karu: I've read that. It seems there are other passages in the spec, which allows const non-POD object to get initialized by calling default-constructor generated by compiler.
– Nawaz
Sep 14 '11 a...
Using sphinx with Markdown instead of RST
I hate RST but love sphinx. Is there a way that sphinx reads markdown instead of reStructuredText?
10 Answers
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How to open a file using the open with statement
... to do file input and output in Python. I've written the following code to read a list of names (one per line) from a file into another file while checking a name against the names in the file and appending text to the occurrences in the file. The code works. Could it be done better?
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What's the difference between a 302 and a 307 redirect?
...uously clear which kind
of reaction is expected of the
client.
Also, read Wikipedia article on the 30x redirection codes.
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Use PHP composer to clone git repo
... CANNOT ADD IT
This will override everything that Composer may be able to read from the original repository's composer.json, including the dependencies of the package and the autoloading.
Using the package type will transfer the burden of correctly defining everything onto you. The easier way is t...