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Intersection and union of ArrayLists in Java
Are there any methods to do so? I was looking but couldn't find any.
23 Answers
23
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What is the difference between iterator and iterable and how to use them?
I am new in Java and I'm really confused with iterator and iterable. Can anyone explain to me and give some examples?
13 An...
How to use UIVisualEffectView to Blur Image?
Could someone give a small example of applying the blur to an image? I've been trying to figure out the code for a while now :( still new at obj c!
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Replace a value in a data frame based on a conditional (`if`) statement
In the R data frame coded for below, I would like to replace all of the times that B
appears with b .
8 Answers
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Submit form using a button outside the tag
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Update: In modern browsers you can use the form attribute to do this.
As far as I know, you cannot do this without javascript.
Here's what the spec says
The elements used to create controls generally appear inside a FORM
element, but may also appear outsid...
How to get an MD5 checksum in PowerShell
I would like to calculate an MD5 checksum of some content. How do I do this in PowerShell?
17 Answers
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Composer Warning: openssl extension is missing. How to enable in WAMP
... Win7/64 + WampServer 2.2 via the Setup Installer and I am getting the following message:
13 Answers
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Android requires compiler compliance level 5.0 or 6.0. Found '1.7' instead. Please use Android Tools
... 2 options:
Right-click on your project and select "Android Tools -> Fix
Project Properties" (if this din't work, try second option)
Right-click on your project and select "Properties -> Java
Compiler", check "Enable project specific settings" and select
1.5 or 1.6 from "Compiler compli...
Docker - how can I copy a file from an image to a host?
My question is related to this question on copying files from containers to hosts; I have a Dockerfile that fetches dependencies, compiles a build artifact from source, and runs an executable. I also want to copy the build artifact (in my case it's a .zip produced by sbt dist in '../target/`, ...
Extract subset of key-value pairs from Python dictionary object?
...hat has several key value pairs (about 16), but I am only interested in 3 of them. What is the best way (shortest/efficient/most elegant) to achieve that?
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