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Django set default form values
... calling form constructor:
form = JournalForm(initial={'tank': 123})
or set the value in the form definition:
tank = forms.IntegerField(widget=forms.HiddenInput(), initial=123)
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How to set response filename without forcing “save as” dialog
I am returning a stream in some response setting the appropriate content-type header. The behavior I'm looking for is this:
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How to set web.config file to show full error message
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For more detail see customErrors Element (ASP.NET Settings Schema)
– stomy
Oct 30 '17 at 16:58
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How do I put a bunch of uncommitted changes aside while working on something else
If I have a bunch of uncommitted changes and want to set it aside while working on something else instead, and then later (f.i. after several days) come back to it and proceed working. What would be the easiest workflow to accomplish this? (So far I have only experience with Mercurial's basic functi...
Dynamic SELECT TOP @var In SQL Server
How can I have a dynamic variable setting the amount of rows to return in SQL Server? Below is not valid syntax in SQL Server 2005+:
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Is it possible to set transparency in CSS3 box-shadow?
Is it possible to set transparency on the box shadow?
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Populate data table from data reader
...(reader) also doesn't always work-I'd get those pesky Object reference not set to an instance of an object errors, probably when I don't get any rows back. Something manual like this comes in handy. I tried it and had to get rid of those column. lines in the dtSchema foreach loop because it said it...
How do I set up DNS for an apex domain (no www) pointing to a Heroku app?
...to not use them at all. As a fallback measure, some DNS providers offer to setup an HTTP redirect for you. In that case, set it up so that example.com is an HTTP redirect to www.example.com.
Some DNS providers have come forward with custom solutions that allow CNAME-like behavior on the zone apex. ...
ViewParam vs @ManagedProperty(value = “#{param.id}”)
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<f:viewParam>:
Sets the value during update model values phase only (since it extends UIInput).
The set value is not available during @PostConstruct, so you need an additional <f:event type="preRenderView" listener="#{bean.init}" /> ...
Do I set properties to nil in dealloc when using ARC?
...n MRR, you should release your ivars. Nilling out properties means calling setters, which may invoke code that it shouldn't touch in dealloc (e.g. if your class, or a subclass, overrides the setter). Similarly it may trigger KVO notifications. Releasing the ivar instead avoids these undesired behavi...