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adb not finding my device / phone (MacOS X)
Doing Android development on a Mac and this very new phone I have doesn't show up in the devices list in adb . Lots of other phones and devices work fine for me so I know my setup is good.
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What should I do if the current ASP.NET session is null?
In my web application, I do something like this to read the session variables:
5 Answers
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What's a concise way to check that environment variables are set in a Unix shell script?
... I need to check that certain environment variables are set before I start doing stuff, so I do this sort of thing:
14 Answ...
Determining the current foreground application from a background task or service
...n can know what the application currently running in the foreground is."
Do NOT use the getRunningAppProcesses() method as this returns all sorts of system rubbish from my experience and you'll get multiple results which have RunningAppProcessInfo.IMPORTANCE_FOREGROUND. Use getRunningTasks() inst...
How to calculate the sentence similarity using word2vec model of gensim with python
... real textual examples, etc.
The simplest thing you could try -- though I don't know how well this would perform and it would certainly not give you the optimal results -- would be to first remove all "stop" words (words like "the", "an", etc. that don't add much meaning to the sentence) and then r...
Capturing URL parameters in request.GET
...in order to capture parameters in a URL, as described in the tutorial. How do I access parameters from the URL as part the HttpRequest object?
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How can I stop redis-server?
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Either connect to node instance and use shutdown command or if you are on ubuntu you can try to restart redis server through init.d:
/etc/init.d/redis-server restart
or stop/start it:
/etc/init.d/redis-server stop
/etc/init.d/redis-server start
On Mac
redis-cli ...
MySQL error 1449: The user specified as a definer does not exist
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You have two options:
1. Change the DEFINER
This is possibly easiest to do when initially importing your database objects, by removing any DEFINER statements from the dump.
Changing the definer later is a more little tricky:
How to change the definer for views
Run this SQL to generate the nec...
How to choose an AES encryption mode (CBC ECB CTR OCB CFB)?
...stead of CBC/OFB/CFB.
XTS mode is the most common if you are encoding a random accessible data (like a hard disk or RAM).
OCB is by far the best mode, as it allows encryption and authentication in a single pass. However there are patents on it in USA.
The only thing you really have to know is that...
Multiple Updates in MySQL
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If there is no duplicates then i dont want that row to be inserted. what should id do? because i am fetching information from another site which maintains tables with id's. I am inserting values with respect to that id. if the site has new records then i wil...