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Ruby on Rails: How do you add add zeros in front of a number if it's under 10?
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Did you mean sprintf '%02d', n?
irb(main):003:0> sprintf '%02d', 1
=> "01"
irb(main):004:0> sprintf '%02d', 10
=> "10"
You might want to reference the format table for sprintf in the future, but for this particular example '%02d' mea...
How to convert comma-delimited string to list in Python?
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edited Apr 18 '13 at 0:36
answered Oct 21 '11 at 1:35
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Double exclamation points? [duplicate]
... // Evaluates to true.
If foo.bar is passed through, then it may not be 0 but some other falsy value. See the following truth table:
Truth Table for javascript
'' == '0' // false
0 == '' // true
0 == '0' // true
false == 'false'...
How do I fix blurry text in my HTML5 canvas?
I am a total n00b with HTML5 and am working with the canvas to render shapes, colors, and text. In my app, I have a view adapter that creates a canvas dynamically, and fills it with content. This works really nicely, except that my text is rendered very fuzzy/blurry/stretched. I have seen a ...
What is Vim recording and how can it be disabled?
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1086
You start recording by q<letter>
and you can end it by typing q again.
Recording is a r...
Creating a BLOB from a Base64 string in JavaScript
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+50
The atob function will decode a Base64-encoded string into a new string with a character for each byte of the binary data.
const byte...
converting drawable resource image into bitmap
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409
You probably mean Notification.Builder.setLargeIcon(Bitmap), right? :)
Bitmap largeIcon = Bitm...
What does !important mean in CSS?
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edited May 5 '16 at 23:03
ovgolovin
11.7k44 gold badges3434 silver badges7575 bronze badges
answered ...
What is the tilde (~) in the enum definition?
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10 Answers
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Getting the first and last day of a month, using a given DateTime object
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edited Feb 29 at 23:04
Fyodor Soikin
59.5k66 gold badges9898 silver badges140140 bronze badges
ans...