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How can you automatically remove trailing whitespace in vim
...s\+$//e
call cursor(l, c)
endfun
autocmd FileType c,cpp,java,php,ruby,python autocmd BufWritePre <buffer> :call <SID>StripTrailingWhitespaces()
If you want to apply this on save to any file, leave out the second autocmd and use a wildcard *:
autocmd BufWritePre * :call <SID>...
Difference between Pig and Hive? Why have both? [closed]
... by analysts comfortable with SQL as well as by data miners programming in Python. SQL compatibility efforts in Pig have been abandoned AFAIK - so the difference between the two projects is very clear.
Supporting SQL syntax also means that it's possible to integrate with existing BI tools like Micr...
How to switch activity without animation in Android?
...s for as low as minSdkVersion 14 which you should insert in you res/styles.xml:
<item name="android:windowAnimationStyle">@null</item>
like so:
<resources>
<!-- Base application theme. -->
<style name="AppTheme" parent="Theme.AppCompat.Light.NoActionBar">
...
Convert unix time to readable date in pandas dataframe
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This solution gives me OverflowError: Python int too large to convert to C long.
– if __name__ is None
Sep 15 '15 at 7:20
2
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Postgresql aggregate array
... |
This post also helped me a lot: "Group By" in SQL and Python Pandas.
It basically says that it is more convenient to use only SQL when possible, but that Python Pandas can be useful to achieve extra functionalities in the filtering process.
I hope it helps
...
Android List View Drag and Drop sort
... compile 'com.github.woxthebox:draglistview:1.2.1'
}
2: Add list from xml
<com.woxthebox.draglistview.DragListView
android:id="@+id/draglistview"
android:layout_width="match_parent"
android:layout_height="match_parent"/>
3: Set the drag listener
mDragListView.setDragListLi...
How do I get whole and fractional parts from double in JSP/Java?
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The confusion here is because some languages, such as Python, use % to mean modulo (-3.25 % 1 == 0.75) and others, such as Java, Fortran, C, and C++, use % to mean remainder (-3.25 % 1 == -0.25). WindRider may have typed it into a Python REPL for expediency, but that answer is ...
OpenCV C++/Obj-C: Detecting a sheet of paper / Square Detection
... findContours), approx to get the corners.
This is my result:
The Python code(Python 3.5 + OpenCV 3.3):
#!/usr/bin/python3
# 2017.12.20 10:47:28 CST
# 2017.12.20 11:29:30 CST
import cv2
import numpy as np
##(1) read into bgr-space
img = cv2.imread("test2.jpg")
##(2) convert to hsv-spac...
What scalability problems have you encountered using a NoSQL data store? [closed]
...obably the biggest German Linux community website). The site is written in Python and we've added a WSGI middleware which was able to catch all exceptions and send them to another small MySQL powered website. This small website used a hash to determine different bugs and stored the number of occurre...
What does this mean: Failure [INSTALL_FAILED_CONTAINER_ERROR]?
...
into
android:installLocation="auto"
in your project's AndroidManifest.xml.
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