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How does deriving work in Haskell?
...Generic Classes, but it was rarely used, as it was somewhat weak.
That has now been taken out, and work is ongoing to integrate a new generic deriving mechanism as described in this paper: http://www.dreixel.net/research/pdf/gdmh.pdf
For more on this, see:
GHC wiki: http://hackage.haskell.org/tra...
When to use Common Table Expression (CTE)
...ve created two tables employee and Dept and inserted 5 rows in each table. Now I would like to join these tables and create a temporary result set to use it further.
With CTE_Example(EID,Name,DeptName)
as
(
select Employee.EID,Name,DeptName from Employee
inner join DEPT on Employee.EID =DEPT.EID
)...
How does a language expand itself? [closed]
... a precompiled version of the library ? Thus allowing the C++ compiler to know what to translate those calls into ?
– Med Larbi Sentissi
Jul 28 '14 at 13:08
2
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How to detect the screen resolution with JavaScript?
...
It's not quite correct now. It does not consider possible changing of page zoom.
– sergzach
Mar 25 '13 at 11:37
7
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HTML5 Canvas Resize (Downscale) Image High Quality?
...
fixed, i changed "good" to "best", is this ok now? :D. On the other hand if you want best possible resample - use imagemagick.
– ViliusL
Oct 7 '13 at 15:43
...
Any way to declare a size/partial border to a box?
...
I know, this is already solved and pixels were requested. However, I just wanted to share something...
Partly underlined text elements can easily achieved by using display:table or display:inline-block
(I just don't use displa...
Creating an API for mobile applications - Authentication and Authorization
...t is the point of doing that? 3) This method assumes the attacker doesn't know how login_token + password are hashed, which violates the Kerckhoffs principle and makes it really insecure.
– Tamer Shlash
Dec 27 '16 at 6:25
...
Ways to save Backbone.js model data?
...what Backbone uses internally but since it doesn't have an official ID it knows that it should create a new resource and it sends a POST request. If you got your model from the server, it will probably have an ID if all was right. In this case, when you save() Backbone assumes you want to update the...
What is the difference between the kernel space and the user space?
...ernel space in order to stop the users from messing up with the kernel, unknowingly.
So, when a system call occurs, a software interrupt is sent to the kernel. The CPU may hand over the control temporarily to the associated interrupt handler routine. The kernel process which was halted by the inter...
Rebuild or regenerate 'ic_launcher.png' from images in Android Studio
...e under different resolutions.
choose a different name for it, click next. Now the icon set for
all those hdpi, xhdpi, mdpi will be in corresponding mipmap folders
finally, most importantly go to your manifest file and change
"android:icon" to the name of your new icon image.
...