大约有 12,000 项符合查询结果（耗时：0.0404秒） [XML]
$watch an object
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Little performance tip if somebody has a datastore kind of service with key -> value pairs:
If you have a service called dataStore, you can update a timestamp whenever your big data object changes.
This way instead of deep watching the whole object, you are only watching a timest...
Can't connect to local MySQL server through socket '/tmp/mysql.sock' (2)
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forgot start mysql services!
– GeekHades
Mar 30 '18 at 10:08
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Apache2: 'AH01630: client denied by server configuration'
...ed
Also don't forget to restart the apache server after these changes (# service httpd restart)
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Algorithm to implement a word cloud like Wordle
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Does your service offer an API?
– bart
Feb 24 '14 at 6:23
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http to https apache redirection
...ructive and will bring in the new config file. /etc/init.d/httpd reload || service httpd reload
– Rebecca Dessonville
Jan 6 '16 at 15:42
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kill -3 to get java thread dump
...obtain thread dump of a process running under different user, like windows service: stackoverflow.com/questions/1197912/…
– Vadzim
Dec 11 '17 at 11:42
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What is the best Distributed Brute Force countermeasure?
...er has pre-scraped our userlist (usually possible on open-registration web services), we can't detect an ongoing attack based on number of 'user not found' errors. And if we enforce a restrictive system-wide (all usernames, all IPs) throttling, any such attack will DoS our entire site for the durati...
How to simulate the environment cron executes a script with?
...d by systemd "timers" as a cron replacement. Whether you run the systemd "service" from the CLI or via cron, it receives exactly the same environment, avoiding the environment mismatch problem.
The most common issue to cause cron jobs to fail when they pass manually is the restrictive default $PAT...
“date(): It is not safe to rely on the system's timezone settings…”
...ing the timezone by yours). After configuring, make sure to restart httpd (service httpd restart).
Here is the list of supported timezones.
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MySQL Database won't start in XAMPP Manager-osx
... running mysql instances. i had mysql running with homebrew so check "brew services" and if the mysql process is running there stop it with "brew services stop mysql"
– nerdess
May 13 at 8:20
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