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Why is isNaN(null) == false in JS?

...false. So in the specific case x = null, null is converted to the number 0, (try evaluating Number(null) and see that it returns 0,) and isNaN(0) returns false. A string that is only digits can be converted to a number and isNaN also returns false. A string (e.g. 'abcd') that cannot be converted t...
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How do I install Maven with Yum?

... 10 Answers 10 Active ...
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How to remove leading zeros using C#

...e ones that convert through IntXX) methods will not work for: String s = "005780327584329067506780657065786378061754654532164953264952469215462934562914562194562149516249516294563219437859043758430587066748932647329814687194673219673294677438907385032758065763278963247982360675680570678407806473296...
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How do you convert a byte array to a hexadecimal string, and vice versa?

... 1402 Either: public static string ByteArrayToString(byte[] ba) { StringBuilder hex = new StringBu...
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Convert HH:MM:SS string to seconds only in javascript

... Try this: var hms = '02:04:33'; // your input string var a = hms.split(':'); // split it at the colons // minutes are worth 60 seconds. Hours are worth 60 minutes. var seconds = (+a[0]) * 60 * 60 + (+a[1]) * 60 + (+a[2]); console.log(seconds...
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How to strip all non-alphabetic characters from string in SQL Server?

...function: Create Function [dbo].[RemoveNonAlphaCharacters](@Temp VarChar(1000)) Returns VarChar(1000) AS Begin Declare @KeepValues as varchar(50) Set @KeepValues = '%[^a-z]%' While PatIndex(@KeepValues, @Temp) > 0 Set @Temp = Stuff(@Temp, PatIndex(@KeepValues, @Temp), 1, '')...
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Have a fixed position div that needs to scroll if content overflows

... The problem with using height:100% is that it will be 100% of the page instead of 100% of the window (as you would probably expect it to be). This will cause the problem that you're seeing, because the non-fixed content is long enough to include the fixed ...
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20个命令行工具监控 Linux 系统性能 - 更多技术 - 清泛网 - 专注C/C++及内核技术

20个命令行工具监控 Linux 系统性能原文出处:Tecmint.Com-Ravi Saive译文出处:Linux story-FOREST对于每个系统管理员或网络管理员来说,每天要监控和调试 Linux 系统性...原文出处: Tecmint.Com-Ravi Saive 译文出处:Linux story-FOREST 对于每...
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Installing specific package versions with pip

...s here: http://pypi.python.org/pypi/MySQL-python/1.2.2 The download link 404s and the fallback URL links are re-directing infinitely due to sourceforge.net's recent upgrade and PyPI's stale URL. So to properly install the driver, you can follow these steps: pip uninstall MySQL_python pip install ...
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What's Go's equivalent of argv[0]?

...t my own program's name at runtime? What's Go's equivalent of C/C++'s argv[0]? To me it is useful to generate the usage with the right name. ...