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What is the usefulness of PUT and DELETE HTTP request methods?
... that the operation has been carried out, even if the status code returned from the origin server indicates that the action has been completed successfully …
PUT is for putting or updating a resource on the server:
The PUT method requests that the enclosed entity be stored under the supplied...
The new keyword “auto”; When should it be used to declare a variable type? [duplicate]
...using something like a proxy type where you're depending on the conversion from proxy->target to do part of the job at hand, auto will (attempt to) create a target of the same type as the source so that conversion won't happen. In some cases, that may just delay the conversion, but in others it w...
What is the difference between canonical name, simple name and class name in Java Class?
...er name for this getter would have been getJavaName; but this method dates from a time when the JVM was used solely to run Java programs.)
the simple name loosely identifies the class, again might be useful during toString or logging operations but is not guaranteed to be unique.
the type name retur...
overlay two images in android to set an imageview
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First, the canvas is drawn and the images are drawn on top of each other from point (0,0)
On button click
public void buttonMerge(View view) {
Bitmap bigImage = BitmapFactory.decodeResource(getResources(), R.drawable.img1);
Bitmap smallImage = BitmapFactory.decodeResource(getRes...
Get type of all variables
...und trip casts/coercions that occur when assigning and reading data to and from disk.
Ideology around R's triad typing system:
R's duck typing system has uncertainty in it. As an analogy, consider a ceramic cup, it can be used to hold a liquid, or used as a projectile like a baseball. The purpos...
std::vector performance regression when enabling C++11
...tion, the difference in performance goes away.
So what is the take away from this story? That failed inlines can cost you a lot and you should make full use of the compiler capabilities: I can only recommend link time optimization. It gave a significant performance boost to my programs (up to 2.5...
An operation on a socket could not be performed because the system lac...
...：https://support.microsoft.com/zh-cn/help/196271/when-you-try-to-connect-from-tcp-ports-greater-than-5000-you-receive-t
What's your favorite “programmer” cartoon?
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Another one from xkcd
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edited Feb 8 '17 at 14:07
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What does WISC (stack) mean? [closed]
...however, no Wikipedia entry on WISC at this time nor any relevant results from googling . Does the following seem like the right de-composition of the WISC acronym?
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Server.MapPath(“.”), Server.MapPath(“~”), Server.MapPath(@“\”), ...
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