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Android - border for button
...ncoding="utf-8"?>
<shape xmlns:android="http://schemas.android.com/apk/res/android"
android:shape="rectangle">
<gradient android:startColor="#FFFFFF"
android:endColor="#00FF00"
android:angle="270" />
<corners android:radius="3dp" />
<stroke android:width="5px...
How to recursively find the latest modified file in a directory?
...| tail -1 | cut -f2- -d" "
For a huge tree, it might be hard for sort to keep everything in memory.
%T@ gives you the modification time like a unix timestamp, sort -n sorts numerically, tail -1 takes the last line (highest timestamp), cut -f2 -d" " cuts away the first field (the timestamp) from t...
How do I put the image on the right side of the text in a UIButton?
...n't want to use a subview if I can avoid it. I want a UIButton with a background image, text, and an image in it. Right now, when I do that, the image is on the left side of the text. The background image, text, and image all have different highlight states.
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Why doesn't list have safe “get” method like dictionary?
Why doesn't list have a safe "get" method like dictionary?
12 Answers
12
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Format number to 2 decimal places
I would like to know how can I output a number with 2 decimal places, without rounding the original number.
6 Answers
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grep output to show only matching file
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Vincent Scheib
12.4k66 gold badges5252 silver badges7373 bronze badges
answered Oct 11 '10 at 16:37
a'ra'r
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Capture HTML Canvas as gif/jpg/png/pdf?
...image/png");
with the value in IMG you can write it out as a new Image like so:
document.write('<img src="'+img+'"/>');
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Place a button right aligned
...es but the basic one is float: right;:
<input type="button" value="Click Me" style="float: right;">
You'll probably want to clear your floats though but that can be done with overflow:hidden on the parent container or an explicit <div style="clear: both;"></div> at the bottom of...
Difference between numpy.array shape (R, 1) and (R,)
...he operations return in shape (R, 1) but some return (R,) . This will make matrix multiplication more tedious since explicit reshape is required. For example, given a matrix M , if we want to do numpy.dot(M[:,0], numpy.ones((1, R))) where R is the number of rows (of course, the same issue ...
python pandas remove duplicate columns
... wish to remove them:
df = df.loc[:,~df.columns.duplicated()]
How it works:
Suppose the columns of the data frame are ['alpha','beta','alpha']
df.columns.duplicated() returns a boolean array: a True or False for each column. If it is False then the column name is unique up to that point, if it ...