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Find kth smallest element in a binary search tree in Optimum way
...n make that less expensive though: store the total size of the tree in the root, and the size of the left sub-tree. When you need to size of the right sub-tree, you can subtract the size of the left from the total size.
– Jerry Coffin
Feb 24 '10 at 20:33
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How can I make my own base image for Docker?
... from any tarball with "docker import". For example:
debootstrap raring ./rootfs
tar -C ./rootfs -c . | docker import - flimm/mybase
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How to make rounded percentages add up to 100%
...ore important than an error at 99%. In the code below I've used the square root.
The complete algorithm is as follows:
Sum the percentages after rounding them all down, and subtract from 100. This tells you how many of those percentages must be rounded up instead.
Generate two error scores for ea...
nginx error connect to php5-fpm.sock failed (13: Permission denied)
...;
fastcgi_param DOCUMENT_URI $document_uri;
fastcgi_param DOCUMENT_ROOT $document_root;
fastcgi_param SCRIPT_FILENAME $document_root$fastcgi_script_name;
fastcgi_param SERVER_PROTOCOL $server_protocol;
fastcgi_param PATH_INFO $fastcgi_script_name;
fastcgi_param HTTPS ...
How do you add swap to an EC2 instance?
...1M count=4096
Make sure no other user can view the swap file
sudo chown root:root /mnt/swapfile
sudo chmod 600 /mnt/swapfile
Make and Flag as swap
sudo mkswap /mnt/swapfile
sudo swapon /mnt/swapfile
Add/Make sure the following are in your /etc/fstab
/dev/xvda2 /mnt auto defaults,...
How to configure postgresql for the first time?
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Under Linux PostgresQL is usually configured to allow the root user to login as the postgres superuser postgres from the shell (console or ssh).
$ psql -U postgres
Then you would just create a new database as usual:
CREATE ROLE myuser LOGIN password 'secret';
CREATE DATABASE myd...
Delete fork dependency of a GitHub repository
...laboration->Network and depending on your use case you should use 'Make Root', 'Detach' or 'Extract'.
– Kutzi
Sep 2 '19 at 10:28
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Set the absolute position of a view
...d"
xmlns:tools="http://schemas.android.com/tools"
android:id="@+id/root"
android:background="#33AAFF"
android:layout_width="match_parent"
android:layout_height="match_parent" >
</FrameLayout>
Activity / Fragment / Custom view
//...
FrameLayout root = (FrameLayout)find...
Run git pull over all subdirectories [duplicate]
...ies from their shared parent's directory without cd 'ing into each repo's root directory? I have the following which are all separate git repositories ( not submodules):
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Gradle build only one module
...ltiple module gradle build. I want to execute targets for one module using root.
Ex :
4 Answers
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