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What is database pooling?
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answered Oct 28 '10 at 8:39
paxdiablopaxdiablo
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How to test an Internet connection with bash?
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#!/bin/bash
echo -e "GET http://google.com HTTP/1.0\n\n" | nc google.com 80 > /dev/null 2>&1
if [ $? -eq 0 ]; then
echo "Online"
else
echo "Offline"
fi
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Delete files older than 3 months old in a directory using .NET
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18 Answers
18
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How to run crontab job every week on Sunday
...d [0-23]
# 3. Entry: Day of the month when the process will be started [1-28/29/30/31]
# 4. Entry: Month of the year when the process will be started [1-12]
# 5. Entry: Weekday when the process will be started [0-6] [0 is Sunday]
#
# all x min = */x
So according to this your 5 8 * * 0 would run 8:...
Write to UTF-8 file in Python
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I believe the problem is that codecs.BOM_UTF8 is a byte string, not a Unicode string. I suspect the file handler is trying to guess what you really mean based on "I'm meant to be writing Unicode as UTF-8-encoded text, but you've given me a byte string!"
Try writing th...
git: Show index diff in commit message as comment
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Alan Haggai AlaviAlan Haggai Alavi
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Java 8 Stream and operation on arrays
I have just discovered the new Java 8 stream capabilities. Coming from Python, I was wondering if there was now a neat way to do operations on arrays like summing, multiplying two arrays in a "one line pythonic" way ?
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How to compare times in Python?
...datetime.now() ) is earlier, later or the same than a specified time (e.g. 8am) regardless of the date.
8 Answers
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Java 8 NullPointerException in Collectors.toMap
The Java 8 Collectors.toMap throws a NullPointerException if one of the values is 'null'. I don't understand this behaviour, maps can contain null pointers as value without any problems. Is there a good reason why values cannot be null for Collectors.toMap ?
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SELECT DISTINCT on one column
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answered Jun 8 '09 at 18:20
Aaron AltonAaron Alton
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