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Can't connect to localhost on SQL Server Express 2012 / 2016
...press 2012 but I cannot connect to localhost. I tried localhost\SQLExpress and Windows authentication but it gives me an error message saying cannot connect. Am I missing something here? I've used SQL Server 2008 before and I've never had issues connecting to localhost. It seems that it can't even f...
Explanation of BASE terminology
...e system unavailable (or inconsistent). So you can see that 'availability' and 'partition tolerance' go hand in hand. There's more detail on this in this article.
– Niels van der Rest
Apr 14 '14 at 18:29
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How to iterate over arguments in a Bash script
I have a complex command that I'd like to make a shell/bash script of. I can write it in terms of $1 easily:
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What's the difference between size_t and int in C++?
...pe size_t where I would have used a simple int . What's the difference, and why size_t should be better?
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How does SIGINT relate to the other termination signals such as SIGTERM, SIGQUIT and SIGKILL?
...tion signals usually have the following order (according to many MAN pages and the POSIX Spec):
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How to profile a bash shell script slow startup?
...bashstart.PID.log that shows the seconds.nanoseconds timestamp of each command that was executed. The difference from one time to the next is the amount of time that the intervening step took.
As you narrow things down, you can move set -x later and set +x earlier (or bracket several sections of in...
Cache busting via params
... a system for doing so. My thought was to apply a param to the end of css and js files with the current version number:
12...
Creating an Android trial application that expires after a fixed time period
... run the app save the date/time to a file, database, or shared preferences and every time you run the app after that check to see if the trial period has ended. This is easy to circumvent because uninstalling and reinstalling will allow the user to have another trial period.
The second approach is...
What are Long-Polling, Websockets, Server-Sent Events (SSE) and Comet?
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In the examples below the client is the browser and the server is the webserver hosting the website.
Before you can understand these technologies, you have to understand classic HTTP web traffic first.
Regular HTTP:
A client requests a webpage from a server.
The server...
How do you represent a graph in Haskell?
...n be shared any ADT that can contain a member of the type (including lists and trees) is really a DAG (Directed Acyclic Graph). The fundamental issue is that if you have values A and B, with A containing B and B containing A, then neither can be created before the other exists. Because Haskell is la...