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What is the most effective way for float and double comparison?

... I found that the Google C++ Testing Framework contains a nice cross-platform template-based implementation of AlmostEqual2sComplement which works on both doubles and floats. Given that it is released under the BSD license, using it in your own code shou...
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Daylight saving time and time zone best practices [closed]

...an use UTC, but future time scheduling and date-only values should not.) Testing: When testing, make sure you test countries in the Western, Eastern, Northern and Southern hemispheres (in fact in each quarter of the globe, so 4 regions), with both DST in progress and not (gives 8), and a country...
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How to select unique records by SQL

...ression (CTE) with ROW_NUMBER() Consider the following sample TABLE with test data: /** Create test table */ CREATE TEMPORARY TABLE dupes(word text, num int, id int); /** Add test data with duplicates */ INSERT INTO dupes(word, num, id) VALUES ('aaa', 100, 1) ,('bbb', 200, 2) ,('ccc'...
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How do you diff a directory for only files of a specific type?

...ER += lib FOLDER += Image FOLDER += models OPTIONS = Naur patch: rm test.patch diff -$(OPTIONS) \ $(foreach element, $(SUFFIX) , -x '*.$(element)') \ $(foreach element, $(FOLDER) , -x '$(element)*') \ org/ new/ > test.patch unpatch: rm test.unpatch diff -$(O...
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Calculate last day of month in JavaScript

... it does not even show up on the perf chart: jsperf.com/days-in-month-perf-test/6 – Gone Coding Feb 23 '15 at 9:47 5 ...
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xUnit : Assert two List are equal?

I'm new to TDD and xUnit so I want to test my method that looks something like: 4 Answers ...
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How to use the toString method in Java?

... Coding: public class Test { public static void main(String args[]) { ArrayList<Student> a = new ArrayList<Student>(); a.add(new Student("Steve", 12, "Daniel")); a.add(new Student("Sachin", 10, "Tendulkar"...
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How can Xcode 6 adaptive UIs be backwards-compatible with iOS 7 and iOS 6?

...evice. Interesting that some size classes are respected though. Thanks for testing. – remmah Jul 31 '14 at 17:19 Testi...
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How to know that a string starts/ends with a specific string in jQuery?

... the problem @nokturnal mentions: str.match(/^Hello/) But the form /regex/.test(str) is even better for this particular case, per stackoverflow.com/questions/10940137/… – CrazyPyro Sep 5 '13 at 3:59 ...
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Read file line by line using ifstream in C++

...e; while (std::getline(file, line)) { // using printf() in all tests for consistency printf("%s", line.c_str()); } file.close(); } [Fast] Use Boost's file_description_source Another possibility is to use the Boost library, but the code gets a bit more verbose. The perf...