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Data Modeling with Kafka? Topics and Partitions
...o in the example above, I would just have a single topic and if you´ll decide to push some other kind of data through Kafka, you can add a new topic for that later.
Topics are registered in ZooKeeper which means that you might run into issues if trying to add too many of them, e.g. the case where ...
Can't start site in IIS (use by another process)
... or netstat -aon | findstr 0.0:80 in a command prompt to see which Process Id is LISTENING to port :80 and then watch for that Process Id (PID) in Task Manager with view->select columns-> process id checked. End that process, restart IIS and you are done. (Note: if you have Skype installed, tr...
Multiple github accounts on the same computer?
...epositories using different personas, you need to make sure that your individual repositories have the user settings overridden accordingly:
Setting user name, email and GitHub token – Overriding settings for individual repos
https://help.github.com/articles/setting-your-commit-email-address-in-g...
How to get process ID of background process?
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You need to save the PID of the background process at the time you start it:
foo &
FOO_PID=$!
# do other stuff
kill $FOO_PID
You cannot use job control, since that is an interactive feature and tied to a controlling terminal. A script will ...
One-liner to take some properties from object in ES 6
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Here's something slimmer, although it doesn't avoid repeating the list of fields. It uses "parameter destructuring" to avoid the need for the v parameter.
({id, title}) => ({id, title})
(See a runnable example in this other answer).
@EthanBrown's solution is more gen...
jQuery Mobile: document ready vs. page events
...uding pageinit don't exist any more, they are replaced with pagecontainer widget. Pageinit is erased completely and you can use pagecreate instead, that event stayed the same and its not going to be changed.
If you are interested in new way of page event handling take a look here, in any other case...
Problems with contenttypes when loading a fixture in Django
... keys". For example:
Permission.codename is used in favour of Permission.id
User.username is used in favour of User.id
Read more: natural keys section in "serializing django objects"
Some other useful arguments for dumpdata:
--indent=4 make it human readable.
-e sessions exclude session data
...
Programmatically change the src of an img tag
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Give your img tag an id, then you can
document.getElementById("imageid").src="../template/save.png";
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How can I return an empty IEnumerable?
...n the following code and the suggestions given in this question , I've decided to modify this original method and ask if there are any values in the IEnumarable return it, if not return an IEnumerable with no values.
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How do you force Visual Studio to regenerate the .designer files for aspx/ascx files?
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This just worked for me too. Not ideal. No idea why the original desginer file stopped updating properly.
– Iain Holder
Oct 29 '08 at 10:16
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