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Generate all permutations of a list without adjacent equal elements
When we sort a list, like
12 Answers
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Ruby / Rails: convert int to time OR get time from integer?
...er of seconds (and optional microseconds) from epoch.
API links
ruby-doc.org/core/classes/Time
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Adding two Java 8 streams, or an extra element to a stream
I can add streams or extra elements, like this:
8 Answers
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JSON left out Infinity and NaN; JSON status in ECMAScript?
...objects that would otherwise be serializable, are not, if they contain NaN or +/- infinity values.
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Format a number as 2.5K if a thousand or more, otherwise 900
I need to show a currency value in the format of 1K of equal to one thousand, or 1.1K, 1.2K, 1.9K etc, if its not an even thousands, otherwise if under a thousand, display normal 500, 100, 250 etc, using javascript to format the number?
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Go naming conventions for const
I'm trying to determine whether there is a naming convention for the names of const in Golang.
3 Answers
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Java Security: Illegal key size or default parameters?
...E) Unlimited Strength Jurisdiction Policy Files 8 Download (only required for versions before Java 8 u162)
Extract the jar files from the zip and save them in ${java.home}/jre/lib/security/.
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Convert a String In C++ To Upper Case
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Boost string algorithms:
#include <boost/algorithm/string.hpp>
#include <string>
std::string str = "Hello World";
boost::to_upper(str);
std::string newstr = boost::to_upper_copy<std::string>("Hello World");
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Pickle or json?
...ements (e.g. you are just going to use the data with Python) and a binary format is fine, go with cPickle which gives you really fast Python object serialization.
If you want interoperability or you want a text format to store your data, go with JSON (or some other appropriate format depending on y...
Write string to output stream
...mplementing OutputStream.
It can be either a PrintStream writing to stdout or to a File, or it can be writing to memory or any other output destination; therefore, I specified OutputStream as (an) argument in the method.
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