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Can every recursion be converted into iteration?
A reddit thread brought up an apparently interesting question:
17 Answers
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Why aren't python nested functions called closures?
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The question has already been answered by aaronasterling
However, someone might be interested in how the variables are stored under the hood.
Before coming to the snippet:
Closures are functions that inherit variables from their enclosing ...
Determine the line of code that causes a segmentation fault?
... and display stack traces for any segfaults, as well as any invalid memory reads or writes and memory leaks. It's really quite useful.
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How to have conditional elements and keep DRY with Facebook React's JSX?
...t;/div>
</If>
You have to be careful when you use it. I suggest reading other answers for alternative (safer) approaches.
UPDATE 2: Looking back, this approach is not only dangerous but also desperately cumbersome. It's a typical example of when a developer (me) tries to transfer pattern...
Utilizing multi core for tar+gzip/bzip compression/decompression
...ust be done serially. The other cores for pigz decompression are used for reading, writing, and calculating the CRC. When compressing on the other hand, pigz gets close to a factor of n improvement with n cores.
– Mark Adler
Feb 20 '13 at 16:18
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Can you attach Amazon EBS to multiple instances?
...od they still have to make relatively expensive web service calls for each read / write. For a shared tools dir, works great. For the kind of clustered FS usage you see in the HPC world, not a chance. To do better, you'd need a new service that provides a binary connection-oriented protocol, like...
Install NPM into home directory with distribution nodejs package (Ubuntu)
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NPM will install local packages into your projects already, but I still like to keep the system away from my operating system's files. Here's how I suggest compartmentalizing Nodejs packages:
Install Nodejs and NPM via the chris-lea PPA. Then I set up a package root in my homed...
Difference between char* and const char*?
...it could result in Undefined Behavior.
String literals may be allocated in read only memory regions (implementation defined) and an user program should not modify it in anyway. Any attempt to do so results in Undefined Behavior.
So the only difference in that case (of usage with string literal...
In Clojure, when should I use a vector over a list, and the other way around?
I read that Vectors are not seqs, but Lists are. I'm not sure what the rationale is for using one over the other. It seems that vectors are used the most, but is there a reason for that?
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Best way to store password in database [closed]
...le this is not horrible, it is best to add unique salts to every password. Read this for more.
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