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How much overhead does SSL impose?
I know there's no single hard-and-fast answer, but is there a generic order-of-magnitude estimate approximation for the encryption overhead of SSL versus unencrypted socket communication? I'm talking only about the comm processing and wire time, not counting application-level processing.
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Python: Why is functools.partial necessary?
... base=2),)
if setattr(f, 'keywords', {'base': 2}) is None][0]
Now combine the named-arguments overridability, plus the setting of three attributes, into a single expression, and tell me just how readable that is going to be...!
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Is there any async equivalent of Process.Start?
... immediately rather than waiting for the Process to actually exit. Do not know why, just a word of caution.
– Chris Moschini
Oct 1 '14 at 6:15
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UIViewController viewDidLoad vs. viewWillAppear: What is the proper division of labor?
...d application scrolls the lyrics back to the top every time you go to the "Now Playing" view.
However, when you are loading things from a server, you also have to think about latency. If you pack all of your network communication into viewDidLoad or viewWillAppear, they will be executed before the ...
Selenium WebDriver: Wait for complex page with JavaScript to load
...t every single one of them has a problem:
As Ashwin Prabhu said, if you know the script well, you can observe its behaviour and track some of its variables on window or document etc. This solution, however, is not for everyone and can be used only by you and only on a limited set of pages.
Your so...
DbEntityValidationException - How can I easily tell what caused the error?
...riden SaveChanges without any refactor work.
Your exception message will now look like this:
System.Data.Entity.Validation.DbEntityValidationException: Validation
failed for one or more entities. See 'EntityValidationErrors' property
for more details. The validation errors are: The field P...
Grasping the Node JS alternative to multithreading
...y used configurations. Apache is multiprocess, and not multithreaded until now, and will be, probably forever. I find it catastrophal, manipulating the proper meanings of the terminology is only a nice try to hide the problem, instead solving it.
– peterh - Reinstate Monica
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How to use ADB to send touch events to device using sendevent command?
...own) at position 2f5, 69e in hex which is 757 and 1694 in decimal.
If you now want to generate the same event, you can use the input tap command at the same position:
adb shell input tap 757 1694
More info can be found at:
https://source.android.com/devices/input/touch-devices.html
http://sourc...
Add unique constraint to combination of two columns
...able and, somehow, the same person got into my Person table twice. Right now, the primary key is just an autonumber but there are two other fields that exist that I want to force to be unique.
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What's the use of ob_start() in php?
...ed (server-side).
The dynamic content is always(?) going to be a string. Now you have to combine this stringified dynamic html with any literal, direct-to-display html ... into one meaningful html node structure.
This usually forces the developer to wrap all that direct-to-display content into a ...