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How do I print the elements of a C++ vector in GDB?
...r videoconfig_.entries 0
$32 = {{subChannelId = 177 '\261', sourceId = 0 '\000', hasH264PayloadInfo = false, bitrate = 0, payloadType = 68 'D', maxFs = 0, maxMbps = 0, maxFps = 134, encoder = 0 '\000', temporalLayers = 0 '\000'}}
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Fast Linux File Count for a large number of files
...a particular directory when there are a very large number of files ( > 100,000).
18 Answers
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Pandas percentage of total with groupby
...d': list(range(1, 7)) * 2,
'sales': [np.random.randint(100000, 999999)
for _ in range(12)]})
state_office = df.groupby(['state', 'office_id']).agg({'sales': 'sum'})
# Change: groupby state_office and divide by sum
state_pcts = state_office.groupby(leve...
How do I expand the output display to see more columns of a pandas DataFrame?
...
pd.set_option('display.max_columns', 500)
pd.set_option('display.width', 1000)
Here is the help for set_option:
set_option(pat,value) - Sets the value of the specified option
Available options:
display.[chop_threshold, colheader_justify, column_space, date_dayfirst,
date_yearfirst, en...
Undo git update-index --skip-worktree
...following command:
git ls-files -v | grep -i ^S | cut -c 3- | tr '\012' '\000' | xargs -0 git update-index --no-skip-worktree
git ls-files -v will print all files with their status
grep -i ^S will filter files and select only skip worktree (S) or skip worktree and assume unchanged (s), -i means ...
Generate a random double in a range
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@K_7: Say for example that there are 10,000 distinct double value between 0.0 and 1.0 (in reality there are probably more). But if the range between rangeMinand rangeMax is large, then there might be 10,000,000 distinct double values between them. The result of (ra...
String's Maximum length in Java - calling length() method
...VM Specification. I tried making a String literal that was larger than 100,000 characters, and the Eclipse compiler didn't have a problem compiling it. (And running the program was able to show that the literal had a String.length larger than 100,000.)
– coobird
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Unexpected results when working with very big integers on interpreted languages
I am trying to get the sum of 1 + 2 + ... + 1000000000 , but I'm getting funny results in PHP and Node.js .
36 Answers
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Easiest way to open a download window without navigating away from the page
... answered Mar 9 '17 at 13:37
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What are invalid characters in XML
...cters is:
[2] Char ::= #x9 | #xA | #xD | [#x20-#xD7FF] | [#xE000-#xFFFD] | [#x10000-#x10FFFF] /* any Unicode character, excluding the surrogate blocks, FFFE, and FFFF. */
Basically, the control characters and characters out of the Unicode ranges are not allowed.
This means also that...