chromecast operation

Mirror-R $LOC _dir $DEST _dir #上传同步文件 -vn $DEST _dir $LOC _dir #下载文件 close exiteof(2) lftp mixed with SFTP#!/bin/bash#yuminstall-u ${user},${pwd} sftp://${ip}:${port} CD [FTP server directory]LCD [local directory]mget/mput/get/put: ByeeofNote: Several FTP clients use the same way, you can use the Help command to see the use of assistance, and help command name Reference command parameters and other methods to assist in the completion of script writing.IDEA two: Direct remote

The operation of the programming language from the initial only +,-, *,/, for to later + =,-+, *=,/=, + +,--,?: Then to the latest??, foreach in, Range, match and so on really make us coding more concise.But the SQL language from the original only select, UPDATE, delete, insert to now insert OUTPUT, update output, DELETE output and merge when, and so on is not only to make SQL more concise, The main purpose is to make the transaction easier because th

::::::::::::::;:::::::::::::.:::::::.:::::::::::::::::::::::::::::::::::::::::::::::::::::::::::::::::::::::Start Telnet%url%cscript Telnet_tmp.vbs::d El Telnet_tmp.vbs Finally, attach the shell script that stops the WebLogic server and extracts the war package. Maybe some people will say stop the server, UNIX is not a stopadmin.sh However, this script performs a normal shutdown weblogic, too slow. I'm here to save my hair time, so stop WebLogic and use a way to kill the Java process

Bytes_written: Total Write traffic bytes Limit_maxbytes: Maximum allowable amount of memory, bytes To clear the statistical data: Copy Code code as follows: Stats Reset Empty all key values Copy Code code as follows: Flush_all Note: Flush does not delete items, except that all items are marked as expired, so memcache still occupies all memory. Exit Copy Code code as follows: quit\r\n Other commands 1. Display

functions and so on. Now ()Which: *. * represents all objects in all dataA database name. * represents all objects in the database-this is commonly used commercially.3,identified by ' password ' is used for a user to change the password at this time, do not write, then do not change the password.4, but the statement can also create a user (if it does not exist), but at this point identified by ' password ' must be written.Grant all on z_0705.* to ' root ' @ ' localhost ' identified by ' * * *;(

[testdb]> SELECT * from students WHERE ages > 0 ORDER by ages LIMIT 3;5. Common Parameters1 As : Aliases2 WHERE: Specify filtering criteria to implement the "select" Function3+, -, *, /, %: Arithmetic Operators4=,! =, : Comparison Operators5 between Min_num and Max_num: between Min_num and Max_mun6 In (Element1,element2,...) : in Element ... In the7 is null: Empty8 Is isn't null: not empty9 like: Make a match, as ... Ten%: Any character of any length One _: Single arbitrary character A rlike: R

by ourselves. Category Select Sysdba. To create a table space: After entering, we only need to hit the server option, then click on the table space, there will be a (create) button on the left and right side, click on it. Then enter a name, then click Add in the lower right corner and enter the data file you want to create. Click OK. Create complete. Simple operation of 3.plsql: Open Plsql, we can create our own users in the user, after the creation

1. Redis string ManipulationString manipulationReids currently offers 5 data types: String type, list type, set set type, ordered collection type, hash type, and the following is a detailed description of their use.A string in Redis is stored in memory by a key corresponding to a value.Such as:R.set ("name", "Ling")How to use Set:Set (name, value, Ex=none, Px=none, Nx=false, Xx=false)EX, expiry time (seconds)PX, Expiration Time (ms)NX, if set to true, the current set

3. Subtraction operation of fixed-point number Simply put, the principle of the various operations is to be the operation of the data to enlarge a certain number of times, in the process of operation of the magnified data, in the final need to output the results of the adjustment back. For example, there are the following operations: Copy Code code as f

Tags: set erro exe mode MySQL no mysq pre viaThe first thing to note is:PHP code running errors and the interaction between PHP and MySQL, the error in MySQL, is not necessarily synchronous.Case 1: Using PDO, no settings pdo::attr_errmodeWhen the PDO is not set to error handling mode, the default isPDO::ERRMODE_SILENT，即--不报错，不管是使用PDO::query还是PDO::exec都不报错，但是可以通过PDO::errorCode()来判断是否出错，或者query和exec的返回值来判断sql语句是否操作成功，注意此时PHP的代码是成功执行了的，注意区分。If you want to explicitly prompt for an error, you can set

,DEPART_ID) VALUES (' Egon ', ' Male ', 18, ' 20170301', ' The old boy's diplomatic ambassador to the Shahe office ', 7300.33,401,1, (' Alex ', ' Male ', ' 20150302 ', ' teacher ', ' 1000000.31,401,1 '), (' Wupeiqi ', ' Male ', 81 , ' 20130305 ', ' teacher ', 8300,401,1), (' Yuanhao ', ' Male ', and ' 20140701 ', ' teacher ', ' 3500,401,1 '), (' Liwenzhou ', ' Male ', 28 , ' 20121101 ', ' teacher ', 2100,401,1), (' Jingliyang ', ' female ', ', ' 20110211 ', ' teacher ', 9000,401,1), (' jinxin ',

JQuery operation drop-down box and jQuery operation drop-down box Today, I brainstormed and dug a hole for myself, but I knew this problem better. The START is as follows: Then I found that this js Code was not triggered in my life and death, and then Baidu ...... I found myself wrong. Solve the problem ~ Another method was found just now:

Back-order operation code instance and operation instanceC code) # Define _ CRT_SECURE_NO_WARNINGS # include # Include Void jisuan (char *); float cal (float, float, char); void main () {char input [80]; printf ("Middle Order :"); scanf ("% s", input); jisuan (input); system ("pause");} void jisuan (char * arr) {float stack [80] ={ 0.0}; int top = 0; int I = 0; char op; char temp [2]; while (1)

)); return newint[]{year,month,day};} /*** Get date first day of week ** @param c* @return */public Staticcalendargetlastdayofweek (calendarc) {//simpledateformatformat2=new simpledateformat ("Y year M month D Day eh m minute s seconds", locale.china);//system.out.println ("Current Time:" + format2.format (C.gettime ())); C.set (Calendar.day_of_week,calendar.monday);//System.out.println (" Monday Time: "+format2.format (C.gettime ())); returnc;} /*** date plus minus * @param c* @param day* @retu

Join Operation (learning notes) and Join Operation learning notes There are two connection operations for data tables in the database: Internal Connection:It is also said that the condition for equi join to eliminate Cartesian Product in where is that the internal join method is used. External Connection:Only the conditions that meet the equivalence conditions can be displayed in the internal join. If you w

descriptionAddClass () adds the specified class name to the matching element.attr () Sets or returns the attributes and values of the matching element.Hasclass () checks whether the matching element owns the specified class.HTML () Sets or returns the HTML content in the matching element collection.Removeattr () removes the specified attribute from all matching elements.Removeclass () Removes all or the specified classes from all matching elements.Toggleclass () Adds or removes a class from the

Print positioning operation literacy, print positioning operation literacy Position Control during printing. I remember that in the past, sometimes my company asked me to use photo shop to make some logos and print them out on a4 paper, or print them out on A4 sticker. My approach was to create a document in photo shop, the size is a4, then the ruler is displayed, and then the Auxiliary Line is compared. In

property: is a general term for the relationship between the nature of an object and an object. Tags in HTML can have attributes, and attributes provide additional letters to HTML elements.A property is always in the form of a name/value pair, such as: Name= "value".Property values are always included in quotation marks. Double quotation marks are the most common, in some cases, such as the property value itself contains double quotes, you must use single quotation marks,Attributes are always sp