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How to set JAVA_HOME in Linux for all users
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find /usr/lib/jvm/java-1.x.x-openjdk
vim /etc/profile
Prepend sudo if logged in as not-privileged user, ie. sudo vim
Press 'i' to get in insert mode
add:
export JAVA_HOME="path that you found"
export PATH=$JAVA_HOME/bin:$PATH
logout and login a...
Is it possible to assign numeric value to an enum in Java?
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217
public enum EXIT_CODE {
A(104), B(203);
private int numVal;
EXIT_CODE(int numVal)...
Microsoft Azure: How to create sub directory in a blob container
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135
To add on to what Egon said, simply create your blob called "folder/1.txt", and it will work. ...
Any difference between First Class Function and High Order Function
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155
There is a difference. When you say that a language has first-class functions, it means that t...
How to convert a PIL Image into a numpy array?
...eback (most recent call last):
File "...blablabla.../PIL/Image.py", line 1185, in putdata
self.im.putdata(data, scale, offset)
SystemError: new style getargs format but argument is not a tuple
This is because putdata expects a sequence of tuples and you're giving it a numpy array. This
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Getting error while sending email through Gmail SMTP - “Please log in via your web browser and then
...oo often. If your mail app checks for new messages more than once every 10
minutes, the app’s access to your account could be blocked.
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Difference between Select and ConvertAll in C#
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117
Select is a LINQ extension method and works on all IEnumerable<T> objects whereas Conver...
How to check if std::map contains a key without doing insert?
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310
Use my_map.count( key ); it can only return 0 or 1, which is essentially the Boolean result you...
JavaScript: Create and save file [duplicate]
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13 Answers
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Random row selection in Pandas dataframe
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edited Apr 28 '19 at 12:08
jpp
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