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How do you round a number to two decimal places in C#?
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Here's some examples:
decimal a = 1.994444M;
Math.Round(a, 2); //returns 1.99
decimal b = 1.995555M;
Math.Round(b, 2); //returns 2.00
You might also want to look at bankers rounding / round-to-even with the following overload:
Math.Round(a, 2, MidpointRounding.ToEven);
There's...
Find a pair of elements from an array whose sum equals a given number
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edited Sep 12 at 14:53
hjpotter92
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Python add item to the tuple
...r session as tuple. When I add first one it works but tuple looks like (u'2',) but when I try to add new one using mytuple = mytuple + new.id got error can only concatenate tuple (not "unicode") to tuple .
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How to get the separate digits of an int number?
I have numbers like 1100, 1002, 1022 etc. I would like to have the individual digits, for example for the first number 1100 I want to have 1, 1, 0, 0.
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how to convert array values from string to int?
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552
You can achieve this by following code,
$integerIDs = array_map('intval', explode(',', $string)...
C++11 reverse range-based for-loop
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234
Actually Boost does have such adaptor: boost::adaptors::reverse.
#include <list>
#incl...
Integrating MySQL with Python in Windows
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127
Download page for python-mysqldb. The page includes binaries for 32 and 64 bit versions of for ...
Difference between map, applymap and apply methods in Pandas
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Straight from Wes McKinney's Python for Data Analysis book, pg. 132 (I highly recommended this book):
Another frequent operation is applying a function on 1D arrays to each column or row. DataFrame’s apply method does exactly this:
In [116]: frame = DataFrame(np.random.randn(4, 3), ...
How to jump from Intellij terminal to editor with shortcut
...ould be nice since I can jump from my editor to the terminal with Alt + F12 but I cannot do it the other way without using my mouse.
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App Inventor 2 中文网 · 升级日志
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App Inventor 2 中文网 · 升级日志
261007
2026/10/07
v2.80
AI伴侣升级至v2.80（旧版伴侣连接时会提示升级）：
新增 40 多个原生组件，伴侣直接联机调...