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How to write to an existing excel file without overwriting data (using pandas)?

...riter gives a clue that something like this might work out: import pandas from openpyxl import load_workbook book = load_workbook('Masterfile.xlsx') writer = pandas.ExcelWriter('Masterfile.xlsx', engine='openpyxl') writer.book = book ## ExcelWriter for some reason uses writer.sheets to access th...
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Mercurial: Can I rename a branch?

... best way to do this that I have found. Closing the branch prevents others from accidentally using it because it doesn't show up in the output of "hg branches". It still allows you to access it later if you know the name. – Utensil Sep 14 '11 at 15:39 ...
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How to read the Stock CPU Usage data

... The numbers show the average load of the CPU in different time intervals. From left to right: last minute/last five minutes/last fifteen minutes share | improve this answer | ...
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How to use random in BATCH script?

...h one, so you should define a function. In my example, I generate numbers from 25 through 30 with call:rand 25 30. And the result is in RAND_NUM after that function exits. @echo off & setlocal EnableDelayedExpansion for /L %%a in (1 1 10) do ( call:rand 25 30 echo !RAND_NUM! ...
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How can I check if my python object is a number? [duplicate]

In Java the numeric types all descend from Number so I would use 5 Answers 5 ...
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Line-breaking widget layout for Android

... Since May 2016 there is new layout called FlexboxLayout from Google, which is highly configurable for purpose you want. FlexboxLayout is in Google GitHub repository at https://github.com/google/flexbox-layout at this moment. You can use it in your project by adding dependency to...
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Why can't I center with margin: 0 auto?

... An inline-block covers the whole line (from left to right), so a margin left and/or right won't work here. What you need is a block, a block has borders on the left and the right so can be influenced by margins. This is how it works for me: #content { display: b...
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Finding duplicates in O(n) time and O(1) space

Input: Given an array of n elements which contains elements from 0 to n-1, with any of these numbers appearing any number of times. ...
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What is the relationship between UIView's setNeedsLayout, layoutIfNeeded and layoutSubviews?

...nce layoutSubviews is meant to be overridden but is not meant to be called from or to another view. Either the framework determines when to call it (by grouping together multiple layout requests into one call for efficiency) or you indirectly do by calling layoutIfNeeded somewhere in the view hierar...
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Adding a y-axis label to secondary y-axis in matplotlib

... How to get the right y axis like the left one, I mean, from bottom to top, from 0 to 5, aligned. – Sigur Mar 22 '18 at 1:43 ...