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What is the most efficient way to create a dictionary of two pandas Dataframe columns?

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Reorder bars in geom_bar ggplot2

...data: corr.m <- structure(list(miRNA = structure(c(5L, 2L, 3L, 6L, 1L, 4L), .Label = c("mmu-miR-139-5p", "mmu-miR-1983", "mmu-miR-301a-3p", "mmu-miR-5097", "mmu-miR-532-3p", "mmu-miR-96-5p"), class = "factor"), variable = structure(c(1L, 1L, 1L, 1L, 1L, 1L), .Label = "po...
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How to hide databases that I am not allowed to access

... 348 Had the same issue, as its a shared space on AWS with 1000 other DBs. In pgAdmin III make su...
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How to delete last character from a string using jQuery?

How to delete last character from a string for instance in 123-4- when I delete 4 it should display 123- using jQuery . ...
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Exception NoClassDefFoundError for CacheProvider

...ing to implement some simple web application based on Spring 3 + hibernate 4 while I start tomcat I have this exception: 4 ...
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What is the meaning of “__attribute__((packed, aligned(4))) ”

... or writes to a memory address, it will do this in word sized chunks (e.g. 4 byte chunks on a 32-bit system). Data alignment means putting the data at a memory offset equal to some multiple of the word size, which increases the system's performance due to the way the CPU handles memory. To align th...
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How to select rows with one or more nulls from a pandas DataFrame without listing columns explicitly

I have a dataframe with ~300K rows and ~40 columns. I want to find out if any rows contain null values - and put these 'null'-rows into a separate dataframe so that I could explore them easily. ...
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Where does this come from: -*- coding: utf-8 -*-

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Remove menu and status bars in TinyMCE 4

I am trying to remove the menu and status bars from TinyMCE 4 because I want to setup a very basic editor. Is this possible? ...
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Convert array of integers to comma-separated string

... 554 var result = string.Join(",", arr); This uses the following overload of string.Join: public s...