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Printing Java Collections Nicely (toString Doesn't Return Pretty Output)
... o -> o.toString() ).collect( joining(",") )) is better cos you read it from left to right, you don't need to look back at the front to compute in your brain what is done with the intermediate list
– cdalxndr
Apr 29 at 18:16
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Get class name of django model
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Try Book.__name__.
Django models are derived from the ModelBase, which is the Metaclass for all models.
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Dictionaries and default values
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You can also use the defaultdict like so:
from collections import defaultdict
a = defaultdict(lambda: "default", key="some_value")
a["blabla"] => "default"
a["key"] => "some_value"
You can pass any ordinary function instead of lambda:
from collections import...
Error pushing to GitHub - insufficient permission for adding an object to repository database
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When you see this error outside of github, here's a remedy.
Got this from:
http://mapopa.blogspot.com/2009/10/git-insufficient-permission-for-adding.html
ssh me@myserver
cd repository/.git
sudo chmod -R g+ws *
sudo chgrp -R mygroup *
git config core.sharedRepository true
After this the gi...
Android Dialog: Removing title bar
...h themes and came across a useful bit of default theming.
Here's the code from my AndroidManifest.xml that I was using when the title bar was showing:
<activity
android:name=".AlertDialog"
android:theme="@android:style/Theme.Holo.Dialog"
>
</activity>
Here's the change ...
How to check whether a Storage item is set?
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ooh yeah, good points in there. Coming from a CSS background, the idea that I can fix browser issues myself is exciting, but I can see how mucking around with the browser’s objects could get confusing.
– Paul D. Waite
Jul 1...
Namespace and class with the same name?
... is ambiguous? You directly say to compiler that you want to use class Foo from the namespace Foo in this specific case. No?
– GuardianX
Jun 29 '16 at 22:23
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What is correct HTTP status code when redirecting to a login page?
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@PHP_Jedi true. 303 may be more appropriate from that point of view. However, 302 is more reliable in terms of client compatibility.
– Pekka
May 15 '10 at 9:44
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try/catch + using, right syntax
...try-catch block is usually in a different method further up the call stack from the using. It is not typical for a method to know how to handle exceptions that occur within it like this.
So my general recomendation is outside—way outside.
private void saveButton_Click(object sender, EventArgs ar...
How to force table cell content to wrap?
...as necessary to fill line boxes.
pre : This value prevents user agents from collapsing sequences of white space.
Lines are only broken at preserved newline characters.
nowrap : This value collapses white space as for normal, but suppresses line breaks within text.
pre-wrap : This val...