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get all keys set in memcached
... Please note that stats cachedump is an undocumented feature and is not supported by the memcached team. It is meant for debugging only and not intended for production use.
– mikewied
Oct 24 '13 at 21:23
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Using git repository as a database backend
..., up to ~50 categories on each level), each category contains several thousands (up to, say, ~10000) of structured documents. Each document is several kilobytes of data in some structured form (I'd prefer YAML, but it may just as well be JSON or XML).
...
Correct format specifier for double in printf
...e before printf receives it1. "%lf" is also acceptable under the current standard -- the l is specified as having no effect if followed by the f conversion specifier (among others).
Note that this is one place that printf format strings differ substantially from scanf (and fscanf, etc.) format stri...
How to reduce iOS AVPlayer start delay
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For iOS 10.x and greater to reduce AVPlayer start delay I set:
avplayer.automaticallyWaitsToMinimizeStalling = false;
and that seemed to fix it for me. This could have other consequences, but I haven't hit those yet.
I got the idea for...
Difference between 'python setup.py install' and 'pip install'
...u. In contrast, if you use setup.py, you often have to manually search out and download dependencies, which is tedious and can become frustrating.
pip keeps track of various metadata that lets you easily uninstall and update packages with a single command: pip uninstall <PACKAGE-NAME> and pip ...
What are the underlying data structures used for Redis?
...every Redis operation you'll find the time complexity in the documentation and, if you have the set of operations and the time complexity, the only other thing you need is some clue about memory usage (and because we do many optimizations that may vary depending on data, the best way to get these la...
Error when trying vagrant up
I'm using Vagrant for my environment and I've got a little issue:
23 Answers
23
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How to watch for array changes?
...-based assignment? I want something that would fire an event that I could handle.
10 Answers
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How to change XAMPP apache server port?
...at (integrated to XAMPP Control Panel).
Then you can see all used ports and here we see that the 80port is already used by System.
Choose a free port number (8012, for this exemple).
2. Edit the file "httpd.conf"
This file should be found in C:\xampp\apache\conf on Windows or in bin/apach...
Loop through an array in JavaScript
... //Do something
}
Pros
Works on every environment
You can use break and continue flow control statements
Cons
Too verbose
Imperative
Easy to have off-by-one errors (sometimes also called a fence post error)
2. Array.prototype.forEach
The ES5 specification introduced a lot of beneficial arr...