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Remove an element from a Bash array
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The following works as you would like in bash and zsh:
$ array=(pluto pippo)
$ delete=pluto
$ echo ${array[@]/$delete}
pippo
$ array=( "${array[@]/$delete}" ) #Quotes when working with strings
If need to delete more than one element:
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$ delete=(pluto pippo)
for de...
Code for decoding/encoding a modified base64 URL
I want to base64 encode data to put it in a URL and then decode it within my HttpHandler.
5 Answers
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Checking images for similarity with OpenCV
... entire research magazines.
I will outline the most common such techniques and their results.
Comparing histograms
One of the simplest & fastest methods. Proposed decades ago as a means to find picture simmilarities. The idea is that a forest will have a lot of green, and a human face a lot of p...
When to use next() and return next() in Node.js
...eturn next();
// do something
});
It saves me an indentation level, and when I read the code again later, I'm sure there is no way next is called twice.
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How to force a WPF binding to refresh?
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if you use mvvm and your itemssource is located in your vm. just call INotifyPropertyChanged for your collection property when you want to refresh.
OnPropertyChanged("YourCollectionProperty");
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Can't resize UIView in IB
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Thanks that's right. After I upgraded xcode and IB the status bar was on by default. The others have it at off.
– Ayrad
Jul 6 '09 at 15:49
1
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Java “lambda expressions not supported at this language level”
I was testing out some new features of Java 8 and copied the example into my IDE (Eclipse originally, then IntelliJ) as shown here
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Best way to remove an event handler in jQuery?
...nto the text box that this input-image is paired with, I setup an event handler for the input-image . Then when the user clicks the image , they get a little popup to add some notes to the data.
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How to convert a PIL Image into a numpy array?
Alright, I'm toying around with converting a PIL image object back and forth to a numpy array so I can do some faster pixel by pixel transformations than PIL's PixelAccess object would allow. I've figured out how to place the pixel information in a useful 3D numpy array by way of:
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CentOS 64 bit bad ELF interpreter
...it version, I'm trying to install a 32-bit application on a 64-bit machine and got this error:
8 Answers
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