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How to read a text file into a string variable and strip newlines?
...a huge PITA in the test/debug process, as it won't clean up the open file handles if you have to terminate prematurely or it runs into an exception.
– GoingTharn
Oct 24 '13 at 20:41
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Fixing “Lock wait timeout exceeded; try restarting transaction” for a 'stuck" Mysql table?
From a script I sent a query like this thousands of times to my local database:
13 Answers
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How to mount a host directory in a Docker container
...ou can do this. The simplest way to do so is to use the dockerfile ADD command like so:
ADD . /path/inside/docker/container
However, any changes made to this directory on the host after building the dockerfile will not show up in the container. This is because when building a container, docker co...
“This project is incompatible with the current version of Visual Studio”
...ng .Net 4.5, then the "solution" or workaround is to edit the .csproj file and change the TargetFrameworkVersion from "v4.5" to "v4.0". That at least allows the project to be loaded, although it may result in compiler errors if the program is dependent on 4.5 features.
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How can I convert an RGB image into grayscale in Python?
I'm trying to use matplotlib to read in an RGB image and convert it to grayscale.
12 Answers
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Is it possible to use argsort in descending order?
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If you negate an array, the lowest elements become the highest elements and vice-versa. Therefore, the indices of the n highest elements are:
(-avgDists).argsort()[:n]
Another way to reason about this, as mentioned in the comments, is to observe that the big elements are coming last in the ar...
input type=“text” vs input type=“search” in HTML5
...m working with form input fields, especially <input type="text" /> and <input type="search" /> IMO there wasn't any difference in all major browser including Safari, Chrome, Firefox and Opera. And the search field also behaves like a regular text field.
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How to upload a file to directory in S3 bucket using boto
...IAM/latest/UserGuide/id_roles_use_switch-role-ec2_instance-profiles.html), and to keep the same behaviour in your Dev/Test environment, use something like Hologram from AdRoll (https://github.com/AdRoll/hologram)
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Is there any connection string parser in C#?
I have a connection string and I want to be able to peek out for example "Data Source".
Is there a parser, or do I have to search the string?
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Why do some functions have underscores “__” before and after the function name?
This "underscoring" seems to occur a lot, and I was wondering if this was a requirement in the Python language, or merely a matter of convention?
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