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How to prove that a problem is NP complete?
I have problem with scheduling. I need to prove that the problem is NP complete. What can be the methods to prove it NP complete?
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CMake output/build directory
...CMake script in order to make a program for 3 different compilers. This probably concludes all my knowledge in CMake.
5 Ans...
Confirm deletion in modal / dialog using Twitter Bootstrap?
I have an HTML table of rows tied to database rows. I'd like to have a "delete row" link for each row, but I would like to confirm with the user beforehand.
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Objective-C declared @property attributes (nonatomic, copy, strong, weak)
Can someone explain to me in detail when I must use each attribute: nonatomic , copy , strong , weak , and so on, for a declared property, and explain what each does? Some sort of example would be great also. I am using ARC.
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C++ auto keyword. Why is it magic?
From all the material I used to learn C++, auto has always been a weird storage duration specifier that didn't serve any purpose. But just recently, I encountered code that used it as a type name in and of itself. Out of curiosity I tried it, and it assumes the type of whatever I happen to assig...
What's the difference between => , ()=>, and Unit=>
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Call-by-Name: => Type
The => Type notation stands for call-by-name, which is one of the many ways parameters can be passed. If you aren't familiar with them, I recommend taking some time to read that wikipedia article, even...
Data Modeling with Kafka? Topics and Partitions
One of the first things I think about when using a new service (such as a non-RDBMS data store or a message queue) is: "How should I structure my data?".
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Representing and solving a maze given an image
What is the best way to represent and solve a maze given an image?
10 Answers
10
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Why was the arguments.callee.caller property deprecated in JavaScript?
...Early versions of JavaScript did not allow named function expressions, and because of that we could not make a recursive function expression:
// This snippet will work:
function factorial(n) {
return (!(n>1))? 1 : factorial(n-1)*n;
}
[1,2,3,4,5].map(factorial);
// But this snippet wi...
Line-breaking widget layout for Android
...activity that presents some data to the user. The data is such that it can be divided into 'words', each being a widget, and sequence of 'words' would form the data ('sentence'?), the ViewGroup widget containing the words. As space required for all 'words' in a 'sentence' would exceed the available ...