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Drop rows with all zeros in pandas data frame
...eit df[(df.sum(axis=1) != 0)]
1000 loops, best of 3: 495 µs per loop
In [96]: %timeit df[df.values.sum(axis=1) != 0]
1000 loops, best of 3: 217 µs per loop
On a larger dataset:
In [119]: bdf = pd.DataFrame(np.random.randint(0,2,size=(10000,4)))
In [120]: %timeit bdf[(bdf.T != 0).any()]
1000 l...
How can I see the size of files and directories in linux? [closed]
...or help
--- / ---------------------------------------------------------
. 96,1 GiB [##########] /home
. 17,7 GiB [# ] /usr
. 4,5 GiB [ ] /var
1,1 GiB [ ] /lib
732,1 MiB [ ] /opt
. 275,6 MiB [ ] /boot
198,0 MiB [ ] /storage
. 153,5 MiB ...
How to delete .orig files after merge from git repository?
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96
you can do:
git config --global mergetool.keepBackup false
For more info, refer to to Git me...
Command-line svn for Windows?
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96
The subversion client itself is available on Windows. See here for certified binaries from Coll...
Is it possible to refresh a single UITableViewCell in a UITableView?
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Gregory HillGregory Hill
96
How to know that a string starts/ends with a specific string in jQuery?
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96
For startswith, you can use indexOf:
if(str.indexOf('Hello') == 0) {
...
ref
and you can d...
Java JDBC - How to connect to Oracle using Service Name instead of SID
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96
So there are two easy ways to make this work. The solution posted by Bert F works fine if you d...
How do I install an R package from source?
...re in ‘/private/var/folders/Ey/EyzhYjoKESmsmsZ6K87PeU+++TI/-Tmp-/Rtmpe3C96p/downloaded_packages’ Updating HTML index of packages in '.Library' Warning message: In install.packages("RJSONIO", repos = "omegahat.org/R", : installation of package 'RJSONIO' had non-zero exit status
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The term 'Update-Database' is not recognized as the name of a cmdlet
...lServer and EF.SqlServer.Design installed.
– Janneman96
Jan 23 at 9:16
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Validating parameters to a Bash script
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lhunathlhunath
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