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How to Rotate a UIImage 90 degrees?
... you may call UIGraphicsGetCurrentContext function from any thread of your app.
– bentford
Aug 27 '13 at 17:51
3
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Token Authentication for RESTful API: should the token be periodically changed?
...}
return HttpResponse(json.dumps(response_data), content_type="application/json")
return HttpResponse(serializer.errors, status=status.HTTP_400_BAD_REQUEST)
obtain_expiring_auth_token = ObtainExpiringAuthToken.as_view()
yourmodule/urls.py:
from django.conf.urls import patter...
How to reset postgres' primary key sequence when it falls out of sync?
...
If your application cares about gaps in sequences, your application is broken. Gaps in sequences are normal, and can occur due to unplanned database shutdowns, transaction rollbacks after errors, etc.
– Craig Ri...
getSupportActionBar from inside of Fragment ActionBarCompat
I'm starting a new project that uses the AppCompat/ActionBarCompat in v7 support library. I'm trying to figure out how to use the getSupportActionBar from within a fragment. My activity that hosts the fragment extends ActionBarActivity , but I don't see a similar support class for Fragments.
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Why is IntelliJ 13 IDEA so slow after upgrading from version 12?
...restart it was much faster.
For IntelliJ 2020 going back to 2017 on Mac
/Applications/IntelliJ IDEA.app/Contents/bin/idea.vmoptions
On a Mac, this file is located in this path:
For IntelliJ 14 or 15 on Mac
/Applications/IntelliJ IDEA 14.app/Contents/bin/idea.vmoptions
For IntelliJ 13 on Mac
/U...
Apache Spark: The number of cores vs. the number of executors
...s a little more concrete, here’s a worked example of configuring a Spark app to use as much of the cluster as
possible: Imagine a cluster with six nodes running NodeManagers, each
equipped with 16 cores and 64GB of memory. The NodeManager capacities,
yarn.nodemanager.resource.memory-mb and
yarn.no...
How to use the ProGuard in Android Studio?
This is my first project in Android Studio, and the code of my apps are not obfuscated.
Im using this configuration in build.gradle file:
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The current SynchronizationContext may not be used as a TaskScheduler
...and doesn't actually continue on the same thread.
– Sapph
Apr 9 '16 at 21:29
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show 5 more comments
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Change Activity's theme programmatically
... I use shared preference to save theme but when restarting the app, for a moment the first theme appears then the second theme shown!
– Mohammad Afrashteh
Jun 6 '18 at 5:17
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TCP loopback connection vs Unix Domain Socket performance
Working on an Android and iOS based application which require communication with a server running in the same device. Currently using TCP loopback connection for communicating with App and Server (App written in user layer, server written in C++ using Android NDK)
...