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Creating email templates with Django
...: "Gilbert"}) because Context is deprecated. When I used Context, I got an error > TypeError: context must be a dict rather than Context
text_content = render_to_string('receipt_email.txt', context, request=request)
html_content = render_to_string('receipt_email.html', context, request=r...
Django: Why do some model fields clash with each other?
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Thanks, the error message was not obvious to me either, but your explanation about the reverse relation was very helpful.
– ruquay
May 26 '11 at 22:45
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How to print to the console in Android Studio?
...nd specify the category of message.
The main options are:
DEBUG: Log.d
ERROR: Log.e
INFO: Log.i
VERBOSE: Log.v
WARN: Log.w
You print a message by using a Log statement in your code, like the following example:
Log.d("myTag", "This is my message");
Within Android Studio, you can search for...
What happens to an open file handle on Linux if the pointed file gets moved or deleted
...lug) then the file handle won't be valid any more and is likely to give IO/error on any operation. You still have to close it though. This is going to be true even if the device is plugged back in, as it's not sensible to keep a file open in this case.
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When to use lambda, when to use Proc.new?
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As of Ruby 2.5, break from Procs raises LocalJumpError, whereas break from lambdas behaves just like return (i.e., return nil).
– Masa Sakano
Oct 16 '18 at 20:35
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Append integer to beginning of list in Python [duplicate]
...nning with the variable and ending with the list.
Writing a + list I get errors. The compiler handles a as integer, thus I cannot use append, or extend either.
How would you do this?
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Debug.Assert vs Exception Throwing
...stead, just throw a suitable exception. This way, I could easily write the error to the application's log just before I throw the exception, and plus, my application doesn't necessarily freeze.
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“fatal: Not a git repository (or any of the parent directories)” from git status
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You also get this error when git hoses it's own .git directory. I did a pull, and saw the message "Auto packing the repository in background for optimum performance." I then tried to do some more operations, only getting OP's error message. My...
Can't find @Nullable inside javax.annotation.*
...he package javax.annotation.Nullable ;
but when I import it a compilation error is generated: cannot find symbol
8 Answers...
Is the NOLOCK (Sql Server hint) bad practice?
...r your mission critical web based application, a NOLOCK scan can cause 601 error which will terminate the query due to data movement as a result of lack of locking protection.
I suggest reading When Snapshot Isolation Helps and When It Hurts - the MSDN recommends using READ COMMITTED SNAPSHOT rathe...