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The point of test %eax %eax [duplicate]
...set. JE is an alias of JZ [Jump if Zero] so the disassembler cannot select one based on the opcode. JE is named such because the zero flag is set if the arguments to CMP are equal.
So,
TEST %eax, %eax
JE 400e77 <phase_1+0x23>
jumps if the %eax is zero.
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Does Haskell require a garbage collector?
...ile effectively with lazy evaluation (see Edward Kmett's and Simon Peyton Jones' comments). For instance, consider
f :: Integer -> Integer
f n = product [1..n]
One might be tempted to allocate the list [1..n] on the stack and deallocate it after f returns, but this would be catastrophic: it wo...
Java compile speed vs Scala compile speed
I've been programming in Scala for a while and I like it but one thing I'm annoyed by is the time it takes to compile programs. It's seems like a small thing but with Java I could make small changes to my program, click the run button in netbeans, and BOOM, it's running, and over time compiling in ...
When to use a Content Provider
...w publicly sharing data between applications. However, I'm wondering if anyone has thoughts about making a Content Provider to use just within your own app. Would there be any advantages to doing this? Any disadvantages?
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Getting name of windows computer running python script?
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Answering one's own question may be considered poor taste by some, but it is perfectly fine, as per the FAQ: stackoverflow.com/faq
– Stephan202
Apr 28 '09 at 21:02
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Should I index a bit field in SQL Server?
I remember reading at one point that indexing a field with low cardinality (a low number of distinct values) is not really worth doing. I admit I don't know enough about how indexes work to understand why that is.
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What's the best way of implementing a thread-safe Dictionary?
...ocs point out that enumerating is inherently not thread safe. That can be one reason for exposing a synchronization object outside your class. Another way to approach that would be to provide some methods for performing an action on all members and lock around the enumerating of the members. The ...
How to create an exit message
Is there a one line function call that quits the program and displays a message? I know in Perl it's as simple as:
4 Answer...
How do I properly force a Git push?
I've set up a remote non-bare "main" repo and cloned it to my computer. I made some local changes, updated my local repository, and pushed the changes back to my remote repo. Things were fine up to that point.
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How can I be notified when an element is added to the page?
...deprecated mutation events. See this answer for a better solution than the one presented here. Seriously. Don't poll the DOM every 100 milliseconds; it will waste CPU power and your users will hate you.
Since mutation events were deprecated in 2012, and you have no control over the inserted element...