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How to write PNG image to string with the PIL?
I have generated an image using PIL . How can I save it to a string in memory?
The Image.save() method requires a file.
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is not JSON serializable
..._dict(item['product'])
return HttpResponse(json.simplejson.dumps(data), mimetype="application/json")
Hope that helps.
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Detect when browser receives file download
...llows the user to download a dynamically-generated file. It takes a long time to generate, so I'd like to show a "waiting" indicator. The problem is, I can't figure out how to detect when the browser has received the file, so I can hide the indicator.
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What is the difference between Strategy pattern and Dependency Injection?
...rn and Dependency Injection both allow us to set / inject objects at run time. What is the difference between Strategy pattern and Dependency Injection?
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How to use SSH to run a local shell script on a remote machine?
...hine A is a Windows box, you can use Plink (part of PuTTY) with the -m parameter, and it will execute the local script on the remote server.
plink root@MachineB -m local_script.sh
If Machine A is a Unix-based system, you can use:
ssh root@MachineB 'bash -s' < local_script.sh
You shouldn't h...
How to check if an email address exists without sending an email?
I have come across this PHP code to check email address using SMTP without sending an email .
14 Answers
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Create new user in MySQL and give it full access to one database
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Try this to create the user:
CREATE USER 'user'@'hostname';
Try this to give it access to the database dbTest:
GRANT ALL PRIVILEGES ON dbTest.* To 'user'@'hostname' IDENTIFIED BY 'password';
If you are running the code/site accessing MySQL on the same machine, hostname would...
No secret option provided to Rack::Session::Cookie warning?
...ignored by Rails users.
(https://github.com/rack/rack/issues/485#issuecomment-11956708, emphasis added)
Confirmation on the rails bug discussion: https://github.com/rails/rails/issues/7372#issuecomment-11981397
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Where does Scala look for implicits?
An implicit question to newcomers to Scala seems to be: where does the compiler look for implicits? I mean implicit because the question never seems to get fully formed, as if there weren't words for it. :-) For example, where do the values for integral below come from?
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Disable building workspace process in Eclipse
...rkspace process is running? Can i disable it because it is taking a long time to complete and i dont know if it is necessary. Thank you
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