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Get TransactionScope to work with async / await
...flow across thread continuations.
My understanding is that it is meant to allow you to write code like this:
// transaction scope
using (var scope = new TransactionScope(... ,
TransactionScopeAsyncFlowOption.Enabled))
{
// connection
using (var connection = new SqlConnection(_connectionStrin...
create a trusted self-signed SSL cert for localhost (for use with Express/Node)
...dejs/Express. None of them work properly because while the cert gets installed, it is not trusted. here's what I've tried that fails:
...
What does enctype='multipart/form-data' mean?
...of the URL.
multipart/form-data is significantly more complicated but it allows entire files to be included in the data. An example of the result can be found in the HTML 4 specification.
text/plain is introduced by HTML 5 and is useful only for debugging — from the spec: They are not reliably...
How to create a shared library with cmake?
...le, but now I want to switch to cmake. The tree looks like this (I removed all the irrelevant files):
4 Answers
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How is “int* ptr = int()” value initialization not illegal?
...: In ubuntu 11.04 and our own linux flavor, libio.h contains: #if !defined(__cplusplus) \n #define NULL ((void*)0) \n #else \n #define NULL (0) the current version of gcc in ubuntu is 4.5, in our system is 4.0.
– David Rodríguez - dribeas
Nov 9 '11 at 17:33
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What are free monads?
...r monad, and the second one gives you a way to "get out" of it.
More generally, if X is a Y with some extra stuff P, then a "free X" is a a way of getting from a Y to an X without gaining anything extra.
Examples: a monoid (X) is a set (Y) with extra structure (P) that basically says it has an ope...
Caveats of select/poll vs. epoll reactors in Twisted
...ePoll is a natural replacement for Select and Poll based networking, especially with Twisted. Which makes me paranoid, its pretty rare for a better technique or methodology not to come with a price.
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Diff output from two programs without temporary files
... use >(command) if you want to pipe something into a command.
This is called "Process Substitution" in Bash's man page.
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Scala list concatenation, ::: vs ++
...matic Scala 2.10 has :+ and +: object extractors.
– 0__
Jan 18 '13 at 9:25
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Most efficient way to concatenate strings?
...o" + var1 + "bar" + var2 + "hello" + var3 + "world", the compiler automatically turns that into a string.concat call, which is as efficient as it gets. This answer is incorrect, there are plenty of better answers to choose from
– csauve
Jan 12 '11 at 17:56
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