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Change key pair for ec2 instance
... SSH access, please use one of the answers below.
https://docs.aws.amazon.com/AWSEC2/latest/UserGuide/ec2-key-pairs.html#replacing-lost-key-pair
Here is what I did, thanks to Eric Hammond's blog post:
Stop the running EC2 instance
Detach its /dev/xvda1 volume (let's call it volume A) - see here
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How to loop through a directory recursively to delete files with certain extensions
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One should always use find ... -print0 | xargs -0 ..., not raw find | xargs to avoid problems with filenames containing newlines.
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What file uses .md extension and how should I edit them?
...a quick introduction too.
– Voo
Mar 28 '14 at 19:03
2
On Windows you might want to use WordPad to...
Strip whitespace from jsp output
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There is a trimWhiteSpaces directive that should accomplish this,
In your JSP:
<%@ page trimDirectiveWhitespaces="true" %>
Or in the jsp-config section your web.xml (Note that this works starting from servlet specification 2.5.):
<jsp-config>
<jsp-proper...
How do I do an OR filter in a Django query?
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There is Q objects that allow to complex lookups. Example:
from django.db.models import Q
Item.objects.filter(Q(creator=owner) | Q(moderated=False))
share
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socket.error: [Errno 48] Address already in use
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edited Jun 28 '17 at 11:21
answered Sep 28 '13 at 20:54
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Is there a WebSocket client implemented for Python? [closed]
I found this project: http://code.google.com/p/standalonewebsocketserver/ for a WebSocket server, but I need to implement a WebSocket client in python, more exactly I need to receive some commands from XMPP in my WebSocket server.
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p vs puts in Ruby
...a good answer!
– lacostenycoder
Nov 28 '19 at 13:43
add a comment
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Android - Start service on boot
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Well here is a complete example of an AutoStart Application
AndroidManifest file
<?xml version="1.0" encoding="utf-8"?>
<manifest xmlns:android="http://schemas.android.com/apk/res/android"
package="pack.saltriver" android:ver...
Named Branches vs Multiple Repositories
...med branches the branch name is embedded in each changeset and will thus become an immutable part of the history. With clones there will be no permanent record of where a particular changeset came from.
This means that clones are great for quick experiments where you don't want to record a branch n...