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What is the purpose of XORing a register with itself? [duplicate]
...right? So, why does MSVC++ sometimes put it in my executable's code? Is it more efficient that mov eax, 0 ?
7 Answers
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Java Naming Convention with Acronyms [closed]
...croll partway down that page). In the Java 8 version though, getId is used more and more, which hints the PascalCase convention is preferred nowadays. It is best to just avoid abbreviations entirely when possible.
Short Acronyms
The .NET Framework Guidelines say that two letter acronyms like 'IO',...
Windows equivalent of the 'tail' command
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No exact equivalent. However there exist a native DOS command "more" that has a +n option that will start outputting the file after the nth line:
DOS Prompt:
C:\>more +2 myfile.txt
The above command will output everything after the first 2 lines.
This is actually the inverse of Un...
How should a model be structured in MVC? [closed]
... views and controllers.
As you might suspect, the DI container is a lot more elegant solution (while not being the easiest for a beginner). The two libraries, that I recommend considering for this functionality would be Syfmony's standalone DependencyInjection component or Auryn.
Both the solut...
mmap() vs. reading blocks
...a program that will be processing files that could potentially be 100GB or more in size. The files contain sets of variable length records. I've got a first implementation up and running and am now looking towards improving performance, particularly at doing I/O more efficiently since the input file...
CSS: Truncate table cells, but fit as much as possible
...text-overflow:ellipsis; overflow: hidden; max-width:1px;">This cell has more content.This cell has more content.This cell has more content.This cell has more content.This cell has more content.This cell has more content.</td>
<td style="white-space: nowrap;">Less content here....
Limitations of Intel Assembly Syntax Compared to AT&T [closed]
... is AT&T syntax less readable? I find having size suffixes on operands more consise than having "dword". Is there something else I'm missing?
– Hawken
Mar 25 '12 at 14:11
53
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What's the “big idea” behind compojure routes?
...rapped in wrap-params and wrap-cookies implicitly.
Here's an example of a more complex route:
(def echo-typed-url-route
(GET "*" {:keys [scheme server-name server-port uri]}
(str (name scheme) "://" server-name ":" server-port uri)))
Note the destructuring form in place of the previously u...
What is state-of-the-art for text rendering in OpenGL as of version 4.1? [closed]
...ed quad, and evaluating curves in the shader is still computationally much more expensive than necessary.
The best trade-off between "fast" and "quality" are still textured quads with a signed distance field texture. It is very slightly slower than using a plain normal textured quad, but not so muc...
Apache Spark: The number of cores vs. the number of executors
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To hopefully make all of this a little more concrete, here’s a worked example of configuring a Spark app to use as much of the cluster as
possible: Imagine a cluster with six nodes running NodeManagers, each
equipped with 16 cores and 64GB of memory. The NodeMan...