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Last year, the Internet map industry began to introduce crowdsourcing model, the domestic relatively large map vendors, such as four-dimensional map, high-gold maps, Baidu Map began to launch the application of UGC, crowdsourcing to users to collect
1.Avoid a straight line between the head and body.If the two are straight lines, they will inevitably feel dull. Therefore, when the front of the body is facing the camera, the head should be slightly left or right, and the photo will look elegant
Runtime ConfigurationThe behavior of the Date/time function is affected by the settings in php.ini:
name
Description
default
PHP version
Date.timezone
Specify the default time zone (all Date/time
Linux ntp time server configuration tutorial, ntp server configuration
Network Time Protocol (NTP) is also a new test requirement for RHCE. During study, I also reviewed how to set the Linux Time. Now I will share it with you.
It is not difficult
This article mainly introduces the PHP date function and PHP time function, has a certain reference value, now share to everyone, the need for friends can refer to
One:The checkdate () function validates a date.Checkdate (Month,day,year)If the
Network time Protocol (NTP) is also a new exam requirement for RHCE. Study time also by the way to review how to set up Linux time, now take out and share with youSetting up an NTP server is not difficult, but NTP itself is a very complex protocol.
remark: article reproduced from: http://www.cnblogs.com/liuyou/archive/2012/07/29/2614338.html
Summary:
GMT/UTC/CST;
/etc/localtime,/usr/share/zoneinfo/* time zone file,/etc/profile plus TZ variable;
Hardware time RTC, system time;
Summary:GMT/UTC/CST;/etc/localtime,/usr/share/zoneinfo/* time zone file,/etc/profile plus TZ variable;Hardware time RTC, system time; date,hwclock,tzselect;NTP relay SERVER;RPM–IVH ntp-*;ntpdate 0.uk.pool.ntp.org; Ntpq–p,watch
PHP extension date and time related functions Daquan checkdate-verify a greaguri date
Date_add-alias DateTime: add
Date_create_from_format-alias DateTime: createFromFormat
Date_create_immutable_from_format-alias DateTimeImmutable:
Summary of common operations on JavaScript strings (very practical) and javascript Summary
String Truncation
1. substring ()
xString.substring(start,end)
Substring () is the most commonly used string truncation method. It can receive two parameters (
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