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How to remove all whitespace from a string?
... aze s", "wxc s aze "),
b = c(" 12 12 ", "34e e4 "),
stringsAsFactors = FALSE)
df <- df %>%
rowwise() %>%
mutate_all(funs(str_squish(.))) %>%
ungroup()
df
# A tibble: 2 x 2
a b
<chr> <chr>
1 aZe aze ...
How to share Eclipse configuration over different workspaces
...ipse.core.runtime/.settings
[workspace]/.metadata/.plugins/org.eclipse.e4.workbench
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How to write a:hover in inline CSS?
...or hover effect as well <div onMouseOver="this.style.backgroundColor='#F8F8F8'" onMouseOut="this.style.backgroundColor='#FFFFFF'"> ...
– mxro
Jan 8 '13 at 3:52
47
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xcopy file, rename, suppress “Does xxx specify a file name…” message
...be created, use the following command: xcopy /"C:\Data\Images\2013\08\12\85e4a707-2672-481b-92fb-67ecff20c96b.jpg" "C:\Target Data\\Images\2013\08\12\85e4a707-2672-481b-92fb-67ecff20c96b.jpg\" . Yes, put a backslash at the end of the file name!
– adudley
Aug 20...
Url decode UTF-8 in Python
...gt; url = 'example.com?title=%D0%BF%D1%80%D0%B0%D0%B2%D0%BE%D0%B2%D0%B0%D1%8F+%D0%B7%D0%B0%D1%89%D0%B8%D1%82%D0%B0'
>>> unquote(url)
'example.com?title=правовая+защита'
The Python 2 equivalent is urllib.unquote(), but this returns a bytestring, so you'd have to decode manual...
Clojure: reduce vs. apply
...e3)))
"Elapsed time: 5.263 msecs"
499500
user=> (time (apply + (range 1e4)))
"Elapsed time: 19.721 msecs"
49995000
user=> (time (reduce + (range 1e4)))
"Elapsed time: 1.409 msecs"
49995000
user=> (time (reduce + (range 1e5)))
"Elapsed time: 17.524 msecs"
4999950000
user=> (time (apply +...
How do I find out which keystore was used to sign an app?
...01:9A:A3:9D:9E:A0:E3:43:6A:B7:C0:89:6B:FB:4F:B6:79:F4:DE:5F:E7:C2:3F:32:6C:8F:99:4A
Signature algorithm name: MD5withRSA
Version: 1
APK: ./com.google.android.youtube_10.40.56-108056134_minAPI15_maxAPI22(armeabi-v7a)(480dpi).apk
Signer #1:
Signature:
Owner: CN=Unknown, OU="Google...
Best way to serialize an NSData into a hexadeximal string
...96a6b6c6d6e6f707172737475767778797a7b7c7d7e7f808182838485868788898a8b8c8d8e8f909192939495969798999a9b9c9d9e9fa0a1a2a3a4a5a6a7a8a9aaabacadaeafb0b1b2b3b4b5b6b7b8b9babbbcbdbebfc0c1c2c3c4c5c6c7c8c9cacbcccdcecfd0d1d2d3d4d5d6d7d8d9dadbdcdddedfe0e1e2e3e4e5e6e7e8e9eaebecedeeeff0f1f2f3f4f5f6f7f8f9fafbfcfdfef...
How to delete a row by reference in data.table?
... is all i care about here. something like this:
DT = data.table(col1 = 1:1e6)
cols = paste0('col', 2:100)
for (col in cols){ DT[, (col) := 1:1e6] }
keep.idxs = sample(1e6, 9e5, FALSE) # keep 90% of entries
DT.subset = data.table(col1 = DT[['col1']][keep.idxs]) # this is the subsetted table
for (col...
Calculate RSA key fingerprint
...rotected.
Now, as others have said, type
$ ssh-add -l
1024 fd:bc:8a:81:58:8f:2c:78:86:a2:cf:02:40:7d:9d:3c you@yourhost (DSA)
fd:bc:... is the fingerprint you are after. If there are multiple keys, multiple lines will be printed, and the last line contains the fingerprint of the last loaded key.
...