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Why do indexes in XPath start with 1 and not 0?

...king about our experience with VBScript with its odd features such as 1-based index instead of 0-based indexes like almost every other language has, the reasoning being that it was a language for users (e.g. Excel VBA) instead of a language for developers. ...
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How to merge 2 List and removing duplicate values from it in C#

...elements in the input sequences including duplicates. List<int> list1 = new List<int> { 1, 12, 12, 5}; List<int> list2 = new List<int> { 12, 5, 7, 9, 1 }; List<int> ulist = list1.Union(list2).ToList(); // ulist output : 1, 12, 5, 7, 9 ...
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Histogram Matplotlib

... import matplotlib.pyplot as plt import numpy as np mu, sigma = 100, 15 x = mu + sigma * np.random.randn(10000) hist, bins = np.histogram(x, bins=50) width = 0.7 * (bins[1] - bins[0]) center = (bins[:-1] + bins[1:]) / 2 plt.bar(center, hist, align='center', width=width) plt.show() The...
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How to change size of split screen emacs windows?

... same heights and widths. C-x ^ (enlarge-window) increases the height by 1 line, or the prefix arg value. A negative arg shrinks the window. e.g. C-- C-1 C-6 C-x ^ shrinks by 16 rows, as does C-u - 1 6 C-x ^. (There is no default binding for shrink-window.) C-x } (enlarge-window-horizo...
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python capitalize first letter only

... you can use '2'.isdigit() to check for each character. >>> s = '123sa' >>> for i, c in enumerate(s): ... if not c.isdigit(): ... break ... >>> s[:i] + s[i:].capitalize() '123Sa' sha...
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How to PUT a json object with an array using curl

... 150 Your command line should have a -d/--data inserted before the string you want to send in the P...
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Is it possible to declare two variables of different types in a for loop?

... 146 C++17: Yes! You should use a structured binding declaration. The syntax has been supported in...
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How to loop over directories in Linux?

... 130 cd /tmp find . -maxdepth 1 -mindepth 1 -type d -printf '%f\n' A short explanation: find f...
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How can I combine flexbox and vertical scroll in a full-height app?

... Thanks to https://stackoverflow.com/users/1652962/cimmanon that gave me the answer. The solution is setting a height to the vertical scrollable element. For example: #container article { flex: 1 1 auto; overflow-y: auto; height: 0px; } The element w...
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How to select records from last 24 hours using SQL?

... 11 Answers 11 Active ...