auto forward installation

1. Find Preferences system Open Method Windows Window－－》Preferences Mac cmd+, 2. Find a place to change Tap JAVA >>> Editor >>> content Assist, then click on "Content Assist" to see where the arrows point 3. Copy the letters and symbols below to the input box where the arrows refer to qwertyuiopasdfghjklzxcvbnmQWERTYUIOPASDFGHJKLZXCVBNM. Eclipse Code Auto prompt, E

Tags: JDBC Auto trace Oracle automatic trackingSometimes we need to do a trace analysis of the specific execution of SQL execution, especially when application performance is optimized. Oracle two tools can help us do performance analysis, one is Sql_trace, the other is session_event. Sql_trace tracks SQL execution, such as parsing time, execution time, query time, and so on, session_event to track wait events during execution, such as waiting for cli

01. Automatically Mount =>vi/etc/fstab files1th field: Partition device file name or UUID (hard disk universal unique identification code)2nd field: mount point3rd field: File system name4th field: Mount parameters5th field: Specifies whether the partition is backed by a dump, 0 means no backup, 1 represents a daily backup, and 2 represents an unscheduled backupThe 6th field: Specifies whether the partition is detected by fsck, 0 means no detection, and the other number represents the priority o

Like Baidu auto-complete jquery, like Baidu auto-complete jquery The newly created index.html file directly copies the following code to the newly created file index.html and accesses it using a browser. It is only used for reference:

Js and auto-scaling images multi-browser-compatible methods to summarize the auto-scaling effect of the original image recently. I found that the JavaScript code that has been used all the time could not work properly in firefox, page deformation. so I wrote a general compatibility code for you to discuss. I used pjblog The Code is as follows: // Search for images with a large width in the webpage for sca

CGFloatKeyy = Frame. Origin. Y;//height of screen CGFloatScreenh = [[UIScreen mainscreen] bounds]. Size. Height;//Animation time CGFloatKeyduration = [Noti. UserInfo[Uikeyboardanimationdurationuserinfokey] floatvalue];//Perform animations[UIViewAnimatewithduration:keyduration animations:^{ Self. View. Transform= Cgaffinetransformmaketranslation (0, keyy-screenh); }];}Keyboard HideEnd Edit Event when TableView scrolls (exit keyboard)- (void)scrollViewWillBeginDragging:(UIScrollView *)sc

: cgrectmake (Label. Frame. Origin. X, label. Frame. Origin. Y, size. Width, size. Height)]; nslog ( @" % Lf " , Size. Height );} // Set cell height // Set Row Height -(Cgfloat) tableview :( uitableview *) tableview heightforrowatindexpath :( nsindexpath * ) Indexpath {nsdictionary * Attribute =@{ nsfontattributename: [uifont systemfontofsize: 15 ]}; Nsdictionary * Dict = [self. listdata objectatindex: indexpath. Row + 1 ]; // Obtain data and determine the length and height based on

. Start ();}Private voidAlterstyle (textelement item, TextElement prev) {//Current LineParagraph CP = Item asParagraph; Cp.foreground=brushes.red; TextRange Range=NewTextRange (Cp.contentstart, cp.contentend); //Scroll Position Control if(Pindex >0 range. Text.length >0) { //previous line, style callback if(Prev! =NULL) {prev. Foreground=Brushes.black; } curtop+ = range. Text.length >7? +: -; Curtop+= -; Richtextbox.scrolltoverticaloffset (Curtop); }}Operation Result:WPF R

Android learning notes: AutoCompleteTextView auto-filling case, android auto-Filling (1) There are two methods to implement the AutoCompleteTextView function: one is manually configured, another summary is the data made through the xml file (of course, it can also be obtained through online resources) Here we only talk about the first two types! (2) The layout Page code is the same as below: (2) The f

EXP auto-export the specified table script and exp auto-export script ########### Crontab settings ########### 30 1 ***/home/oracle/backup/backupsh/expfull. sh ########### Expfull. sh settings ########### /Home/oracle/backup/backupsh/tables. sh Cat/home/oracle/backup/backupsh/exp_temp.parfile>/home/oracle/backup/backupsh/expfull. parfile Cat/home/oracle/backup/backupsh/tables. lst>/home/oracle/backup/back

Should be the JetBrains series IDE Common method, some other methods on the Internet some outdated, and some not allWithout jquery completion by default, add the following method1. Open Settings,languages Frameworks > JavaScript > Libraries Select Add ... (You can also choose Download to let the IDE download it automatically)2 Name yourself, the Framework type drop-down box choose jquery, and then manually select the local jquery.js file below, add the description document below, the URL is api

: /** * @param ${param} to set the ${bare_field_name} */ Eclipse Auto-complete feature settings , the default is type "." There will be code hints, otherwise only press the "alt+/" key combination. The following settings allow you to display code hints as you want . 1), Direct settingsOpen Eclipse, Window, perferences->java->editor->content Assist, the option that appears on the right, has an

' timestamp NULL DEFAULT current_timestamp on UPDATE current_timestamp COMMENT ' creation time ';--Modify UpdateTime Set default time current_timestamp set update time is on update current_timestampALTER TABLE ' table_name 'MODIFY COLUMN ' updatetime ' timestamp NULL DEFAULT current_timestamp on UPDATE current_timestamp COMMENT ' creation time ';2. mysql Tool settingsSummarize:1, MySQL automatic management, maintain and database time consistency;2, simple and efficient, do not need application

). Integer division directly removes decimal places rather than carry places. (3) Auto increment and decrease For the ascending and descending values (for example, ++ A or -- A), the operation is performed first and then the value is generated. For post-incrementing and post-incrementing (such as A ++ or A --), the post-incrementing value is converted into A value and then executed. (4) Relational operators Relational operators include Equals and no

table [Table name] Drop constraint name Create Default ValueAlter table [Table name] add constraint default name: '51windows. net' for [field name] Delete default valueAlter table [Table name] Drop constraint default name Delete logs in SQL Server to reduce the size of database filesDump transaction database name with no_logBackup log database name with no_logDBCC shrinkdatabase (database name)Exec sp_dboption 'database name', 'autowrite', 'true' The