Visual Studio 2013 is a basic, complete set of development tools that includes most of the tools needed throughout the software lifecycle, such as UML tools, code control tools, integrated development environment (IDE), and more. VS 2013 has added a lot of new features to improve developer productivity, such as automatic completion of square brackets, the use of shortcut keys to move the entire line or the whole block of code, etc.;
Reasonable use of
From Eclispe to Android Studio, you need to know the shortcut keys (AS how to modify the shortcut keys), eclispeandroid
Quick notes
Shortcut Builder
Mouse prompt
Quick Search for the next same variable
Code prompt shortcut
Line comment shortcut
Hierarchy hierarchical observer
QAndroid Studio does not automatically prompt that the Code Completion fails to automatically detect
Solution 1: The direction keys and backspace keys cannot be used normally in ubuntu vi. in ubuntu, the direction keys cannot be used in the editing status, the return key cannot be deleted. Solution: You can install the vimfull version, in the full version...
Solution 1: The direction keys and backspace
In fact, shortcut keys can set their own: Eclipse>>>window>>>preferences>>>keysALT +/Content hints are very commonCtrl + 1 Quick fixAlt + ARROW key tracking forward back forwardCtrl + ALT + DOWN arrow to quickly copy rowsALT + up down arrow to move lines quicklyCtrl + T to view inheritance relationshipsCtrl + Shift + T Quick View method source codeCtrl + Shift + O Quick Import Reference PackageAlt + Shift + A:Shortcut key: Alf+shift+aToggle Block Sele
[Practical] shortcut keys and practical shortcut keysShortcut Key
You can use the shortcut key to quickly use the browser function. The following is the shortcut key for the 360 speed Browser:
Labels and window shortcuts:
Open a new window: Ctrl + NOpen the new tag: Ctrl + TOpen the stealth browser window: Ctrl + Shift + NOpen the file: Ctrl + OOpen the link in the new tab: Ctrl + click the link, middle mouse button (or scroll wheel) click the linkOpe
Eclipse shortcut keys, eclipse shortcut keys
Ctrl + 1 quick fix
Ctrl + D quick Delete
Shift + enter skip this row and start the next row
Ctrl + F11 quick run
Alt + ↑/↓ move rows quickly
Ctrl + Alt + ↑/↓ fast copy rows
Ctrl + M window Maximization
Alt +/Automatic completion
Right-click the code area and select preferences → Java → editor → content assist → Auto activation triggers for java (automati
Differences Between Auto-incrementing primary keys of mysql Storage types and primary keys of mysql Storage
Q: if there is a table with an auto-increment primary key whose field is id, after 10 data entries have been inserted into the table, the data with id and 10 has been deleted, restart mysql and insert a data record. What is the id of the data record, which is 8 or 11?A: If the table type is MyISAM, i
In the GIT management process, do not want to enter the user name and password every time, the solution is as follows;1. The link is replaced by the SSH protocol.2. Add the SSH public key to the GIT server.Open Gitbash1) Enter the command ssh-keygen-t rsa-c "XXXX" and then press ENTER, double quotation marks in the mailbox or username to change their own;2) Double Press 3 times Enter3) Copy the contents of id_rsa.pub (this file in the personal directory under the SSH folder) into the GIT server
Vim shortcut keys and vim common shortcut keys
# Vim filename
: Scriptname// View scripts loaded by vim
: Set nu// Set the row number
: Set tabstop = 4// Set a tab to 4 spaces
: Set ai// Set Automatic indent
Space key// Move one cell to the right
X// Delete the subsequent characters (in command mode)
X// Delete the first character. Delete the three characters to 3x.
Dd// Delete a row
D// Delete to the end o
Complete vim shortcut keys and complete vim shortcut keys
I have been studying for a long time in Linux, but I am still a primary school student. Alas, I shared the vim commands in linux, with these shortcuts, I believe everyone will be able to learn in linux.
I. move the cursor1. Shift left h, move right l, move down j, move up k2. Flip down ctrl + f, flip up ctrl + B3. Flip down half page ctrl + d, flip u
Database Operations change primary keys, insert loops, and database primary keys-- Alter table HistoryData drop constraint PK_HistoryData -- delete the primary keyAlter table HistoryData add constraint PK_HistoryData primary key (CollectionTime, Code) -- change the primary keyDelete from HistoryData where CollectionTime between '2017-09-01 00:00:00 'and '2017-11-01 00:00:00' and ID not in (Select id from (S
Shift+ctrl+t: New tab pageSHIFT+CTRL+W: Close tabCtrl+pageup: Previous tabCtrl+pagedown: Next tabShift+ctrl+pageup: Tab Shift leftShift+ctrl+pagedown: Tabs Move RightALT+1: Switch to tab page 1ALT+2: Switch to tab page 2ALT+3: Switch to tab page 3Shift+ctrl+n: New WindowSHIFT+CTRL+Q: Closing the terminalCopy/paste in terminal:Shift+ctrl+c: CopyShift+ctrl+v: PastingTerminal change Size:F11: FullscreenCtrl+plus: Zoom InCtrl+minus: DecreaseCtrl+0: Original SizeLinux terminal shortcut
index-based update operation, although MyISAM may be inferior innodb, but so high concurrency of write, from the library can chase is also a problem, It might as well be solved by a multi-instance sub-Library table architecture.7, if it is used MyISAM, the merge engine can greatly speed up the development of the application department, they just do some select count (*) operation on this merge table, it is very suitable for a large project total of about hundreds of millions of rows of a type (
JS obtains the key value of the left and right mouse keys. js obtains the left and right keys.
Function test () {alert (event. x + "" + event. y); alert (event. button);}/* The right-click menu does not display */document. oncontextmenu = function () {return false;}/* document. onmousedown = function () {if (event. button = 1) {alert ("left")} if (event. button = 2) {alert ("right")} */document. onkeydown =
One, multi-line Comment shortcut keys1. Select the area you want to annotate, use ctrl+shift+c or ctrl+/ to add//comment2. Select the item you want to annotate, and use shit+ctrl+/ to add */*/comment3. The above shortcut will be removed by repeating the comment4. To modify the shortcut key for a command in Eclispe we just have to go to the key settings, Windows-preferenceSecond, add the document comment shortcut key in eclipse1. For example, the default document comment:/*** @author XX**/2. Shor
Tags: shortcut keys for Terminal and set up shortcut keys for opening terminalLinux terminal usage tipsToday, I found that the Linux terminal has so many handy shortcuts.Shift+ctrl+t: New tab pageSHIFT+CTRL+W: Close tabCtrl+pageup: Previous tabCtrl+pagedown: Next tabShift+ctrl+pageup: Tab Shift leftShift+ctrl+pagedown: Tabs Move RightALT+1: Switch to tab page 1ALT+2: Switch to tab page 2ALT+3: Switch to tab
Common shortcut keys of Android Studio and how to use the shortcut keys of Eclipse
Common shortcut keys of Android Studio and how to use the shortcut keys of Eclipse
1. display the list of recently edited files
Ctrl + E
2. Quick Open Class
Ctrl + N
3. Quickly open a file (it can be a file with extensions of various for
Generally, we can see that the terms "Index" and "key" are used for exchange, but they are actually different. An index is a physical structure stored in a database. A key is purely a logical concept. The key represents the integrity constraints created to implement business rules. The confusion between indexes and keys is generally caused by the use of indexes in the database to implement integrity constraints.
Recommended reading:
Automatic Indexing
Webstrom shortcut keys and webstorm shortcut keys20:32:59
Ctrl +/or Ctrl + Shift +/Note (// or)
Shift + F6Rebuild-Rename
Ctrl + XDelete row
Ctrl + DCopy row
Ctrl + GSearch rows
Ctrl + Shift + Up/DownThe code is moved up/down.
F2 or Shift + F2Highlight errors or warnings for quick locating
Write code and press TabGenerate code
Select text, press Ctrl + Shift + F7Highlight all the text and Press Esc to highlight the text. (Because of this function, I ca
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