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Unicode Processing in C++

...use the open source Internation Components for Unicode (ICU) library originally developed by Taligent. It handles strings, locales, conversions, date/times, collation, transformations, et. al. Start with the ICU Userguide ...
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What is the function __construct used for?

I have been noticing __construct a lot with classes. I did a little reading and surfing the web, but I couldn't find an explanation I could understand. I am just beginning with OOP. ...
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read complete file without using loop in java

... If the file is small, you can read the whole data once: File file = new File("a.txt"); FileInputStream fis = new FileInputStream(file); byte[] data = new byte[(int) file.length()]; fis.read(data); fis.close(); String str = new String(data, ...
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How to get the last N records in mongodb?

...need to sort in ascending order. Assuming you have some id or date field called "x" you would do ... .sort() db.foo.find().sort({x:1}); The 1 will sort ascending (oldest to newest) and -1 will sort descending (newest to oldest.) If you use the auto created _id field it has a date embedded in...
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What is the difference between linear regression and logistic regression?

...e, and greater than 1 whereas probability can not. As regression might actually produce probabilities that could be less than 0, or even bigger than 1, logistic regression was introduced. Source: http://gerardnico.com/wiki/data_mining/simple_logistic_regression Outcome In linear regression, the...
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Are unused CSS images downloaded?

... "unused" and thusly, any images won't be downloaded. Chrome 26 (possibly all of them, not sure), does download CSS images if they are applied to the <noscript> element, even when JS is enabled. (It isn't immediately clear to me why though, perhaps this is a bug?). It does not download CSS i...
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Deciding between HttpClient and WebClient

Our web app is running in .Net Framework 4.0. The UI calls controller methods through ajax calls. 7 Answers ...
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How to create Java gradle project

...ted to the gradle project. Then, how can I set the source folders automatically? – verystrongjoe May 15 '15 at 0:26 On...
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How can I use “sizeof” in a preprocessor macro?

.... Following snippets will produce no code if sizeof(someThing) equals PAGE_SIZE; otherwise they will produce a compile-time error. 1. C11 way Starting with C11 you can use static_assert (requires #include <assert.h>). Usage: static_assert(sizeof(someThing) == PAGE_SIZE, "Data structure do...
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How can I use Spring Security without sessions?

...n block these assets on the first load because "the URL contained a potentially malicious String ';'". – workerjoe Mar 5 at 17:36 ...