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How to take the first N items from a generator or list in Python? [duplicate]
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Slicing a list
top5 = array[:5]
To slice a list, there's a simple syntax: array[start:stop:step]
You can omit any parameter. These are all valid: array[start:], array[:stop], array[::step]
Slicing a generator
import itertools
top5 =...
How do I put a border around an Android textview?
...m the border.
for more information see: http://developer.android.com/guide/topics/resources/drawable-resource.html
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Flushing footer to bottom of the page, twitter bootstrap
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Html:
<div id="wrap">
<div id="main" class="container clear-top">
<p>Your content here</p>
</div>
</div>
<footer class="footer"></footer>
CSS:
html, body {
height: 100%;
}
#wrap {
min-height: 100%;
}
#main {
overflow:auto;
padd...
UIButton: how to center an image and a text using imageEdgeInsets and titleEdgeInsets?
...ut only an image in a button and set the imageEdgeInsets more close to the top, the image stays centered and all works as expected:
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Blank space at top of UITextView in iOS 10
...ything was fine with iOS 6 but now with iOS 7 it leaves the blank space on top and then place the text below the middle of the textview.
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Should import statements always be at the top of a module?
...quite fast, but not instant. This means that:
Putting the imports at the top of the module is fine, because it's a trivial cost that's only paid once.
Putting the imports within a function will cause calls to that function to take longer.
So if you care about efficiency, put the imports at the t...
Make absolute positioned div expand parent div height
...erally, as long as the element with absolute position is positioned at the top of the parent element, chances are good that you find a workaround by floating the element.
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Evenly space multiple views within a container view
...create 'spacer views' that you have set to match heights equally. Then add top and bottom constraints to the labels (see the screenshot).
More specifically, I have a top constraint on 'Spacer View 1' to superview with a height constraint of lower priority than 1000 and with Height Equals to all...
Remove white space below image [duplicate]
...you would like to preserve the image as inline you can put vertical-align: top or vertical-align: bottom on it. By default it is aligned on the baseline hence the few pixels beneath it.
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Prevent scrolling of parent element when inner element scroll position reaches top/bottom? [duplicat
...ng the event if the <div>'s scrollable area is already either at the top or the bottom maximum position. However, Internet Explorer disregards the canceled event in situations where the delta is larger than the remaining scrollable space.
In other words, if you have a 200px tall <div> c...