var timeobjectutil;
/**
* @title Time Tool class
* @note This class all violations verify return False
* @author {boonyachengdu@gmail.com}
* @date 2013-07-01
* @formatter "2013-07-01 00:00:00", "2013-07-01"
*/
Timeobjectutil = {
/**
* Get current
If the MySQL server has binary logging enabled, you can use the Mysqlbinlog tool to recover data starting at a specified point in time (for example, from your last backup) until now or another specified point in time. "Mysqlbinlog: Utility for
10 cities were selected. They will then analyse their weather data, 5 of which are within 100 kilometres of the sea and the remaining 5 kilometers from the sea 100~400.
A list of cities selected for the sample is as follows:Ferrara (Ferrara)Torino
1. Various usage instructions
A. The simplest use:
Copy Code code as follows:
Mysqldump-uroot-ppassword [Database name]
> [Dump file]
The above command backs up the specified database to a dump file (dump file), for
If the MySQL server has binary logging enabled, you can use the Mysqlbinlog tool to recover data starting at a specified point in time (for example, from your last backup) until now or another specified point in time. "Mysqlbinlog: Utility for
function
Description
GETDATE ()
Returns the current date and time
DATEPART ()
Returns a separate part of the date/time
DATEADD ()
Add or subtract a specified time interval in a date
SQL DateWhen we work on dates, the hardest task is to ensure that the date you insert is formatted to match the format of the date column in the database.As long as the data contains only the date parts, running the query will not be a problem.
MySQL official documentation: http://dev.mysql.com/doc/refman/5.1/zh/data-types.html
The detailed descriptions below are not necessarily accurate and incomplete. Please include more or give your suggestions. I 'd like to hear from you.
Numeric
A few of the DataColumn classes require the constructor of the type parameter as follows:////Summary://Initializes a new instance of the System.Data.DataColumn class with the specified column name and data type. Parameters:
1. Example code for how
1. Data Control Binding Format Date method:
2. Use DataBinder.Eval for data binding:DataBinder.Eval (Container.DataItem, "Addtime", "{0:YYYY-MM-DD}")
3. Convert the date display format directly with the ToString method:DateTime.Now.ToString
Handle exceptions caused by the Abort FunctionAbs function absolute value functionThe AddExitProc function adds a process to the End Process Table of the runtime database.The Addr function returns the address of the specified object.The
SQL date
When processing a date, the most difficult task is to ensure that the format of the inserted Date matches the format of the date column in the database.
As long as the data contains only the date part, running the query will not cause
Data that is often stored in the datetime format of SQL Server is sometimes, minute, second, and so on. However, when the page is read, the notification only requires year, month, and day, You can use the following method to read data from the
Delphi function manual
Handle exceptions caused by the abort Function
ABS function absolute value function
The addexitproc function adds a process to the End Process Table of the runtime database.
The ADDR function returns the address of the
Copy codeThe Code is as follows: var TimeObjectUtil;
/**
* @ Title time tool
* @ Note: If this type is not verified, false is returned.
* @ Author {boonyachengdu@gmail.com}
* @ Date 2013-07-01
* @ Formatter "00:00:00", "2013-07-01"
*/
TimeObjectUtil
examples of C # String.Format STRINGSTR1=string. Format ("{0:N1}",56789);//result:56,789.0STRINGSTR2 =string. Format ("{0:N2}",56789);//result:56,789.00STRINGSTR3 =string. Format ("{0:N3}",56789);//result:56,789.000STRINGSTR8 =string. Format ("{0:F1}
In this paper, the methods used by the DateTime object are collated to make it easy for us to find and flip through, so we can refer to learning.
Objective
The instantiation object is preceded by \ means that the native class is used in the
Conversion from: C # and Linux timestamp Conversion
///
/// Convert the timestamp to C # format time
///
///
///
Private datetime gettime (string timestamp)
{
Datetime dtstart = timezone. currenttimezone. tolocaltime (New
MYSQL enable log[Root @ jianshe99] # whereis my. ini[Root @ jianshe99] # vi/etc/my. cnf[Mysqld]Datadir =/var/lib/mysqlSocket =/var/lib/mysql. sockUser = mysql# Default to using old password format for compatibility with mysql 3.x# Clients (those
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