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How to get arguments with flags in Bash
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What does the --action* and --output-dir* cases do?
– Lucio
Jul 23 '14 at 0:22
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Pandas - Get first row value of a given column
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There is a difference between df_test['Btime'].iloc[0] (recommended) and df_test.iloc[0]['Btime']:
DataFrames store data in column-based blocks (where each block has a single
dtype). If you select by column first, a view can be returned (which is
quicker than returning a copy) and the origina...
How to find list intersection?
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If order is not important and you don't need to worry about duplicates then you can use set intersection:
>>> a = [1,2,3,4,5]
>>> b = [1,3,5,6]
>>> list(set(a) & set(b))
[1, 3, 5]
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Regular expression to match URLs in Java
...fully within RegexBuddy. However, when I copied it as Java String flavor and pasted it into Java code, it does not work. The following class prints false :
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Calc of max, or max of calc in CSS
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min(), max(), and clamp() are finally available!
Starting in Firefox 75, Chrome 79, and Safari 11.1 (except clamp).
min() and max() take any number of arguments.
clamp() has syntax clamp(MIN, VAL, MAX) and is equivalent to max(MIN, min(...
Java Byte Array to String to Byte Array
I'm trying to understand a byte[] to string, string representation of byte[] to byte[] conversion... I convert my byte[] to a string to send, I then expect my web service (written in python) to echo the data straight back to the client.
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What's the purpose of using braces (i.e. {}) for a single-line if or loop?
I'm reading some lecture notes of my C++ lecturer and he wrote the following:
23 Answers
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JPA - Returning an auto generated id after persist()
I'm using JPA (EclipseLink) and Spring. Say I have a simple entity with an auto-generated ID:
7 Answers
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What is __pycache__?
From what I understand, a cache is an encrypted file of similar files.
10 Answers
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How do I put all required JAR files in a library folder inside the final JAR file with Maven?
I am using Maven in my standalone application, and I want to package all the dependencies in my JAR file inside a library folder, as mentioned in one of the answers here:
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