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correct way to define class variables in Python [duplicate]
...t being init always executed after the object is created, it becomes practically equal to define variables outside of init, right?
– jeanc
Jan 29 '12 at 21:33
2
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Django admin: how to sort by one of the custom list_display fields that has no database field
..._orders.admin_order_field = 'order__count'
This way you only annotate inside the admin interface. Not with every query that you do.
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Changing the color of the axis, ticks and labels for a plot in matplotlib
...nge the color of the axis, as well as ticks and value-labels for a plot I did using matplotlib an PyQt.
3 Answers
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What are “signed” cookies in connect/expressjs?
...to it.
If it does not match, then it will give an error.
If you want to hide the contents of the cookie as well, you should encrypt it instead (or just stores it in the server side session). I'm not sure if there is middleware for that already out there or not.
Edit
And to create a signed cookie...
How can I make Bootstrap columns all the same height?
...-4" style="background-color: yellow">
catz
<img width="100" height="100" src="https://placekitten.com/100/100/">
</div>
<div class="col-md-4" style="background-color: green">
some more content
</div>
</div>
&l...
Convert array to JSON
...ty:
https://github.com/douglascrockford/JSON-js/blob/master/json2.js
And call:
var myJsonString = JSON.stringify(yourArray);
Note: The JSON object is now part of most modern web browsers (IE 8 & above). See caniuse for full listing. Credit goes to: @Spudley for his comment below
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SQL Logic Operator Precedence: And and Or
...u want, to make them the same, is the following (using parentheses to override rules of precedence):
Where (a1 Or a2) And b
Here's an example to illustrate:
Declare @x tinyInt = 1
Declare @y tinyInt = 0
Declare @z tinyInt = 0
Select Case When @x=1 OR @y=1 And @z=1 Then 'T' Else 'F' End -- outp...
Are there any downsides to enabling git rerere?
I've read various things about git's rerere feature, and I'm considering enabling it. But I haven't seen anyone mention any possible problems that could arise while using it. I have to assume there is a downside, or it would probably be enabled by default. So is there any downside to enabling rerere...
Replace specific characters within strings
...ions are doomed to replace them". Exactly what does stringr gain here, besides increasing the number of underscores in your source file?
– Dirk Eddelbuettel
Aug 13 '12 at 14:39
8
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format statement in a string resource file
...e), rather than the short versions, for example %s or %d.
Quote from Android Docs: String Formatting and Styling:
<string name="welcome_messages">Hello, %1$s! You have %2$d new messages.</string>
In this example, the format string has two arguments: %1$s is a
string and %2$d i...