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Understanding recursion [closed]
...value of its left child, if any, and the value of its right child, if any. Now recall that the children, if they're not null, are also nodes.
So to sum the left child, we would add the value of child node itself to the value of its left child, if any, and the value of its right child, if any.
So ...
Java: Why is the Date constructor deprecated, and what do I use instead?
... as java.util.Date, java.util.Calendar, and java.text.SimpleDateFormat are now legacy, supplanted by the java.time classes built into Java 8 and later. See Tutorial by Oracle.
– Basil Bourque
Nov 28 '18 at 19:18
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How to configure postgresql for the first time?
...stgres:
local all postgres peer md5
To know what version of postgresql you are running, look for the version folder under /etc/postgresql. Also, you can use Nano or other editor instead of VIM.
Restart the database :
sudo /etc/init.d/postgresql restart
(Here ...
Eclipse - no Java (JRE) / (JDK) … no virtual machine
...eo) to re-run on my computer - I have run it before with no problems, but now I keep getting this error:
34 Answers
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What are Long-Polling, Websockets, Server-Sent Events (SSE) and Comet?
...ge which opens a connection with the server.
The server and the client can now send each other messages when new data (on either side) is available.
Real-time traffic from the server to the client and from the client to the server
You'll want to use a server that has an event loop
With WebSockets ...
Error on pod install
I have a working project the uses a pod file for some weeks now. When I learned that some of my pods have update I tried to 'pod install' on got this weird error
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iPhone app signing: A valid signing identity matching this profile could not be found in your keycha
...pulling my hair out over this. I just downloaded the iPhone 3.0 SDK , but now I can't get my provisioning profiles to work. Here is what I have tried:
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How do you dynamically add elements to a ListView on Android?
...he created an arraylist that used as a data container for the adapter. And now you just add an item directly to the adapter instead to the arraylist. Would the arraylist data is updated / untouched?
– gumuruh
Jul 14 '14 at 2:58
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Why can't variables be declared in a switch statement?
...the old days, you might have automatically got an "extra" stack frame, but now that should not be the case for any decent optimizing compiler.
– Tall Jeff
Sep 18 '08 at 14:37
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GitHub pull request showing commits that are already in target branch
... to something other than master. Then switch it back to master and it will now correctly show only the changes from the most recent commits.
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