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Where does Vagrant download its .box files to?
...at you actually care about your hard disk space.
– kiltek
Jun 25 '19 at 14:35
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What is a Java ClassLoader?
... of the Java platform.
As of JDK 1.2, a bootstrap class loader that is built into the JVM is responsible for loading the classes of the Java runtime. This class loader only loads classes that are found in the boot classpath, and since these are trusted classes, the validation process is not perform...
How to break out or exit a method in Java?
...ring args[])
{
outerLoop://Label
for(int i=1;i<=10;i++)
{
for(int j=1;j<=i;j++)
{
for(int k=1;k<=j;k++)
{
System.out.print(k+"\t");
...
How to make a programme continue to run after log out from ssh? [duplicate]
... ...You should be aware that when you use the "bg" command the result is the same as if you'd run your program in the background with an ampersand (&). It won't have any output to stdout so it should be made to write output to a file (nohup will redirect standard output to nohup.out or ~...
Plot two histograms on single chart with matplotlib
... is set in my matplotlib config params or pyplot behaves like this by default, but for me the code works as it is. The code is extracted from a bigger application which is not giving any problem so far. Anyway, good question I already made to myself when writing the code
– joa...
error: passing xxx as 'this' argument of xxx discards qualifiers
...etName() on const objects as:
void f(const StudentT & s)
{
cout << s.getId(); //now okay, but error with your versions
cout << s.getName(); //now okay, but error with your versions
}
As a sidenote, you should implement operator< as :
inline bool operator< (cons...
What is “android:allowBackup”?
...not using Eclipse, you can generate an HTML report from lint (lint --html <filename>) which includes full explanations next to the warnings, or you can ask lint to explain a particular issue. For example, the issue related to allowBackup has the id AllowBackup (shown at the end of the error me...
Add a reference column migration in Rails 4
...ferences
Which will create a migration file as:
class AddUserToUploads < ActiveRecord::Migration
def change
add_reference :uploads, :user, index: true
end
end
Then, run the migration using rake db:migrate.
This migration will take care of adding a new column named user_id to uploads ...
Using .sort with PyMongo
...the ordering of the arguments matters and dicts are not ordered in Python < 3.6
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Strings are objects in Java, so why don't we use 'new' to create them?
...han once. For example, consider the (contrived) code:
for (int i = 0; i < 10; i++) {
System.out.println("Next iteration");
}
If we didn't have interning of Strings, "Next iteration" would need to be instantiated 10 times, whereas now it will only be instantiated once.
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