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How to print instances of a class using print()?
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@kender - I didn't know about it, but in retrospect it makes perfect sense given Python 2.x's broken Unicode handling.
– Chris Lutz
Oct 8 '09 at 5:36
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Why use sprintf function in PHP?
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This. Now add numbered arguments and translations :]
– Konerak
Apr 23 '12 at 16:57
add a comment
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How to find what code is run by a button or element in Chrome using Developer Tools
...glement of minified code:
(click to zoom)
3. Find the glorious code!
Now, the trick here is to not get carried away pressing the key, and keep an eye out on the screen.
Press the F11 key (Step In) until desired source code appears
Source code finally reached
In the jsFiddle sample provided...
No generic implementation of OrderedDictionary?
...mean license it and host it somewhere - no... it lives here on SO only for now.
– mattmc3
Mar 5 '13 at 3:43
3
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The object 'DF__*' is dependent on column '*' - Changing int to double
...e name, you can write special script(DropConstraint) to remove it without knowing it's name (was tested at EF 6.1.3):
public override void Up()
{
DropConstraint();
AlterColumn("dbo.MyTable", "Rating", c => c.Double(nullable: false));
}
private void DropConstraint()
{
Sql(@"DECLA...
How can I add a key/value pair to a JavaScript object?
...cket notation:
obj["key3"] = "value3";
The first form is used when you know the name of the property. The second form is used when the name of the property is dynamically determined. Like in this example:
var getProperty = function (propertyName) {
return obj[propertyName];
};
getProperty("...
wkhtmltopdf: cannot connect to X server
...Extract it and move it to /usr/local/bin/
Rename it to wkhtmltopdf so that now you have an executable at /usr/local/bin/wkhtmltopdf
Set permissions: sudo chmod a+x /usr/local/bin/wkhtmltopdf
Install required support packages.
sudo apt-get install openssl build-essential xorg libssl-dev
Check to s...
module.exports vs exports in Node.js
... want to export a constructor function then there is something you should know about using module.exports or exports;(Remember again that module.exports will be returned when you require something, not export).
module.exports = function Something() {
console.log('bla bla');
}
Now typeof retur...
Converting strings to floats in a DataFrame
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NOTE: pd.convert_objects has now been deprecated. You should use pd.Series.astype(float) or pd.to_numeric as described in other
answers.
This is available in 0.11. Forces conversion (or set's to nan)
This will work even when astype will fail; its als...
How to invoke the super constructor in Python?
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def __init__(self):
print("hello")
super().__init__()
super() is now equivalent to super(<containing classname>, self) as per the docs.
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