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What does 'stale file handle' in Linux mean?
Say I have a terminal open, and through that terminal I have cd 'ed to some directory. Through another terminal, I delete that directory and restore it back from an identical backup. When I try to vim a file from the first terminal, in the same directory, why do I get an error about a stale file ...
What is bootstrapping?
I keep seeing "bootstrapping" mentioned in discussions of application development. It seems both widespread and important, but I've yet to come across even a poor explanation of what bootstrapping actually is; rather, it seems as though everyone is just supposed to know what it means. I don't, tho...
PHP - How to check if a string contains a specific text [duplicate]
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@PadronizaçãoSA The ! operator will affect the falsiness of the return value from strpos which means === won't work the way it's intended.
– Dai
Jun 27 '18 at 15:04
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Unable to make the session state request to the session state server
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Check that:
stateConnectionString="tcpip=server:port"
is correct. Also please check that default port (42424) is available and your system does not have a firewall that is blocking the port on your system
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Does use of final keyword in Java improve the performance?
... final does make a significant difference.
– Casper Færgemand
Apr 3 '14 at 13:05
6
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Convert pandas timezone-aware DateTimeIndex to naive timestamp, but in certain timezone
...russels")
In [32]: %timeit t.tz_localize(None)
1000 loops, best of 3: 233 µs per loop
In [33]: %timeit pd.DatetimeIndex([i.replace(tzinfo=None) for i in t])
10 loops, best of 3: 99.7 ms per loop
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MySQL Orderby a number, Nulls last
...M table ORDER BY ISNULL(field) ASC; (MySQL 5.5)
– Marçal Juan
Sep 7 '12 at 11:10
5
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get just the integer from wc in bash
...< I get an error. parse error near '\n'
– Nuno Gonçalves
Sep 29 '19 at 20:32
add a commen...
HTTP POST and GET using cURL in Linux [duplicate]
...pe: application/json" -X GET http://hostname/resource | json
If you use pip and python, you can install pjson package by running this command:
pip install pjson
Usage:
curl -i -H "Accept: application/json" -H "Content-Type: application/json" -X GET http://hostname/resource | pjson
If you use...
MySQL Workbench: How to keep the connection alive
...this to take effect after changing the values.
– philip oghenerobo balogun
Jun 13 '19 at 14:06
@lepix @philip-oghenero...