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Entity Framework vs LINQ to SQL
Now that .NET v3.5 SP1 has been released (along with VS2008 SP1), we now have access to the .NET entity framework.
17 Answe...
When and why I should use session_regenerate_id()?
...n_regenerate_id() when he successfully signs in (or for every X requests). Now only he has the session ID, and your old (fixated) session ID is no longer valid.
When should I use session_regenerate_id()?
As symbecean points out in the comments below, the session id must be changed at any transition ...
How to get the start time of a long-running Linux process?
...iffies to seconds for details.
awk -v ticks="$(getconf CLK_TCK)" 'NR==1 { now=$1; next }
END { printf "%9.0f\n", now - ($20/ticks) }' /proc/uptime RS=')' /proc/12345/stat
This should give you seconds, which you can pass to strftime() to get a (human-readable, or otherwise) timestamp.
awk -v ...
Can I set background image and opacity in the same property?
...big problem with a PNG is the size. It is likely going to be really large. Now that we can specify opacity: ... in all browsers, it way better!
– Alexis Wilke
Jul 1 '17 at 23:49
1
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Xcode 6 - How to pick signing certificate/provisioning profile for Ad-Hoc distribution?
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I wish I had learned 3 hours earlier that xcodebuild can now also export to ipa format! I wasted that much time trying to get xcrun to embed a given provisioning profile, but it just won't work on Xcode 6. xcodebuild does! Thank you.
– Oscar Hierro
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App.Config Transformation for projects which are not Web Projects in Visual Studio?
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This works now with the Visual Studio AddIn treated in this article: SlowCheetah - Web.config Transformation Syntax now generalized for any XML configuration file.
You can right-click on your web.config and click "Add Config
Trans...
What are Unwind segues for and how do you use them?
...ind segues can often achieve the same thing with much less code. Actually, now you can dismiss a modally presented view controller without writing any code. Of course, there are still many cases when closing controllers from code is the right thing to do.
– Imre Kelényi
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Run PostgreSQL queries from the command line
I inserted a data into a table....I wanna see now whole table with rows and columns and data. How I can display it through command?
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Mutex example / tutorial? [closed]
... it. The other men wait outside
//man happily talks to his wife from now....
std::cout << i << " Hello Wife" << std::endl;
i++;//no other thread can access variable i until m.unlock() is called
//...until now, with no interruption from other men
m.unlock...
Set cache-control for entire S3 bucket automatically (using bucket policies?)
... existing and future files and was hoping to do it in a bucket policy.
I know I can edit the existing ones and I know how to specify them on put if I upload them myself but unfortunately the app that uploads them cannot set the headers as it uses s3fs to copy the files there.
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