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What are all the common ways to read a file in Ruby?
What are all the common ways to read a file in Ruby?
10 Answers
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UIButton Image + Text IOS
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I see very complicated answers, all of them using code. However, if you are using Interface Builder, there is a very easy way to do this:
Select the button and set a title and an image. Note that if you set the background instead of the image then the image wi...
How to delete a specific line in a file?
Let's say I have a text file full of nicknames. How can I delete a specific nickname from this file, using Python?
17 Answe...
What is the difference between . (dot) and $ (dollar sign)?
What is the difference between the dot (.) and the dollar sign ($) ?
13 Answers
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Reading binary file and looping over each byte
In Python, how do I read in a binary file and loop over each byte of that file?
12 Answers
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Is it possible to read the value of a annotation in java?
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Yes, if your Column annotation has the runtime retention
@Retention(RetentionPolicy.RUNTIME)
@interface Column {
....
}
you can do something like this
for (Field f: MyClass.class.getFields()) {
Column column = f.getAnnot...
Dealing with float precision in Javascript [duplicate]
I have a large amount of numeric values y in javascript. I want to group them by rounding them down to the nearest multiple of x and convert the result to a string.
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How to add 2 buttons into the UINavigationbar on the right side without IB?
...tionBar without XIB?
The 2 buttons should be aligned on the right side of the UINavigationBar .
17 Answers
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Formatting floats without trailing zeros
How can I format a float so that it doesn't contain trailing zeros? In other words, I want the resulting string to be as short as possible.
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foldl versus foldr behavior with infinite lists
The code for the myAny function in this question uses foldr. It stops processing an infinite list when the predicate is satisfied.
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