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Redis strings vs Redis hashes to represent JSON: efficiency?

...d HSET commands is still O(1): the hash will be converted into a real hash table as soon as the number of elements it contains will grow too much But you should not worry, you'll break hash-max-ziplist-entries very fast and there you go you are now actually at solution number 1. Second option wil...
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Apply CSS styles to an element depending on its child elements

...ange the cell padding of an element that contained an input checkbox for a table that's being dynamically rendered with DataTables: <td class="dt-center"> <input class="a" name="constCheck" type="checkbox" checked=""> </td> After implementing the following line code within ...
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How to declare string constants in JavaScript? [duplicate]

... There's no constants in JavaScript, but to declare a literal all you have to do is: var myString = "Hello World"; I'm not sure what you mean by store them in a resource file; that's not a JavaScript concept. ...
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How do I use installed packages in PyCharm?

...you use the os (ex. apt-get), or pip in a virtualenv, packages will be installed to a location already on the path. In your example, GNU Radio is installed to the system Python 2's standard site-packages location, which is already in the path. Pointing PyCharm at the correct interpreter is enough;...
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How can I get the list of files in a directory using C or C++?

... In small and simple tasks I do not use boost, I use dirent.h which is also available for windows: DIR *dir; struct dirent *ent; if ((dir = opendir ("c:\\src\\")) != NULL) { /* print all the files and directories within director...
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Do zombies exist … in .NET?

I was having a discussion with a teammate about locking in .NET. He's a really bright guy with an extensive background in both lower-level and higher-level programming, but his experience with lower level programming far exceeds mine. Anyway, He argued that .NET locking should be avoided on critic...
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Evenly distributing n points on a sphere

...ating an array N points and node[k] is the kth (from 0 to N-1). If that is all that is confusing you, hopefully you can use that now. (in other words, k is an array of size N that is defined before the code fragment starts, and which contains a list of the points). Alternatively, building on the o...
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Python Process Pool non-daemonic?

...to create a python Pool that is non-daemonic? I want a pool to be able to call a function that has another pool inside. 8 A...
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What is the purpose of the EBP frame pointer register?

...er can figure out where local variables and arguments are using the symbol table since they are guaranteed to be at a constant offset to EBP. Otherwise there isn't an easy way to figure where a local variable is at any point in code. As Greg mentioned, it also helps stack unwinding for a debugger s...
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What does Python's eval() do?

...less until you find a need for it. It is used on sites like codepad.org to allow you to execute scripts in a test environment. eval() can also be used to execute highly-dynamic code, but you should make yourself fully aware of the security and performance risks before using it. ...