UTC time & local time (1)
The whole earth is divided into twenty-four time zones, each of which has its own local time. For international radio communication, a unified time is used for the sake of unification, called Universal coordination Time
Because of the project needs, so the study of a day of local push, now, write it blog, record their thoughts.Think about it, the local push back is not difficult, mainly on the online data a lot, compared to spend time is the project logic (where to
When you need to send a local push, we need to set the firetime to send time, a lot of sample code on the Web is simply to set a time similar to 10 seconds later, but we may need to be in a custom or user defined a specific time to send, in fact, it
The variable names in Python are parsed at compile time, in other words, at compile time (that is, when the interactive console enters the code or import file), Python has decided whether a variable should be a local variable or a global variable.
But what if you want to show different areas of time —--for example, if your part is in another country, what do you do if you want to see "home" time instead of local time?
To do this, a variety of time calculations are required to convert local
There is no doubt that JavaScript scripts allow you to easily display local time on a Web page by looking directly at the user's clock.
But what if you want to show the time in different regions —--for example, if your part is in another country
Javascript| Script | conversion
There is no doubt that JavaScript scripts allow you to easily display local time on a Web page by directly viewing the user's clock. But what if you want to show different areas of time —--for example, if your part is
Mysqldumpslow:Died at/usr/local/mysql/bin/mysqldumpslow line 161, <> chunk 236.
Conclusion: The number of top jobs is too large, and mysqldumpslow cannot be traversed.
/Usr/local/mysql/bin/mysqldumpslow-s-t 15/root/db01-102-slow.log
1. Try removing
When I install the database in the system to build the database when the following problem occurs, that is, scripts inside the mysql_install_db do not have permission to execute,Enter into the scripts directory, execute chmod 777 mysql_install_db
Use the local yum source and the network yum source in CentOS 6.5 at the same time
1. Local yum Source
1. The system has installed the yum software package by default, so you can directly configure it:
[Root @ localhost ~] # Cd/etc/yum. repos. d/yum
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