backspace app

1. The problem of using the BACKSPACE key in the MongoDB shell.When accessing Linux using the SecureCRT tool, the BACKSPACE (Backspace) cannot be used when using the interactive shell of MongoDB, resulting in the inability to modify the characters entered. For this mistake, wasted a good long time of strength, finally found the cause of the mistake. In fact, the

://hi.baidu.com/aaronike/item/08cfca8ab2ca145d850fabd3 SH is actually a soft connection of the Dbash. ^h solution appears when Linux uses backspaceUsed to execute script under Linux do not pay attention to the wrong content to be deleted always appear ^H, I did not know the truth before I can only run the script again, and later found that there is a solution, so record a bit. ^h is not the meaning of the H-key, is backspace. The main thing is that w

/article/details/45875661below, to put Xmanage in Delete and the BACKSPACE The Send key is also changed against the environment variable, as follows:Below you can see the effect, as follows:Sqlplus Under the production of some garbled, as follows:Try deleting the Delete key as follows:Setup is complete.Method Two:Another temporary method is to use the DELETE key (backspace), manually add the CTRL key, human

Ubuntu 9.10 is newly installed. To better use Ubuntu, You need to configure it better. ---------------------------------------- I am used to centos, so it is not suitable to add the sudo when using Ubuntu, And the folder access There are also restrictions, so I think using the root account to log on, the method is as follows:Sudo passwd root can set the password for the root user twice.---------------------------------- Ubuntu VI does not support direction keys and

Ubuntu 9.10 is newly installed. To better use Ubuntu, You need to configure it better. ---------------------------------------- I am used to centos, so it is not suitable to add the sudo when using Ubuntu, And the folder access There are also restrictions, so I think using the root account to log on, the method is as follows:Sudo passwd root can set the password for the root user twice.---------------------------------- Ubuntu VI does not support direction keys and

JQuery implements a method to prevent the return of the backspace key. This example describes how JQuery can prevent the return of the backspace key. Share it with you for your reference. The specific implementation method is as follows:Copy codeThe Code is as follows: // Backspace in the browser is unavailable$ (Document). keydown (function (e ){Var keyEvent;If

When we interact with the script, the wrong content on the terminal, using the BACKSPACE key, the screen will appear garbled, such as ^h. ^h is not the H key meaning, is backspace.The main thing is that when your terminal backspace has a problem, it needs to be set.　　There are two ways to resolve this:1. To use the back Delete key (BACKSPACE), hold down the CTRL

Prevents you from clicking the backspace key to bring the webpage back to the instance code, instance The following code prevents you from clicking the backspace key to bring the webpage back:Some friends who often use the editor may encounter this phenomenon. When the BackSpace key is used to delete text, this effect is not achieved, but the webpage is regresse

This article mainly introduces how to shield the Backspace event on the webpage without shielding the input box. If you need it, refer to the following javascript code to shield the Backspace event on the webpage. The specific code is as follows: Document. onkeydown = function (e) {var code; if (! E) {var e = window. event;} if (e. keyCode) {code = e. keyCode;} else if (e. which) {code = e. which;} //

Shield right mouse button, CTRL + N, SHIFT+F10, F5 refresh, backspace keyfunction Window.onhelp () {return false}//masking F1 Helpfunction KeyDown () {if ((Window.event.altKey) http://www.hrbfc120.com((window.event.keycode==37) | |//SHIELD ALT + arrow key ←(window.event.keycode==39))) {//masking ALT + arrow key →Alert ("Do not allow you to use ALT + arrow keys to forward or rewind pages!");Event.returnvalue=false;}Note: This is not really shielded ALT

Environment: CENTOS7 Source code compilation Python3.5Problem: Unable to backspace, deleteSymptom: ^h^h^h^h^h^[[c^[[c occurs when you delete or backspace a gridSolution:Yum Install readline*/usr/local/python3/bin/python3.5#试验后发现还是不能解决问题Yum List|grep ' ReadLine 'Yum Install Readline-devel-y./configure--help./configure--prefix=/usr/local/python3Make make installThe test succeeds after recompilingNote:ReadLin

When I was working on a project recently, there was a need to rewrite the keyboard's backspace event.The first is an editable div,div with tags (li,li as empty tags) and text.Demand questions:1. When you delete text, you cannot delete the previous empty label.2, the label can be deleted directly.You need to override the keyboard's BACKSPACE event here. The code is as follows:$ (document). On ("KeyDown", "#t

Just newly built a virtual machine, ready to do python learning, when using SCRT connection, when editing the file or into the Python interface editing, when using the BACKSPACE key, there is garbled. You need to hold down the CTRL key +backspace key to eliminate, too troublesome.Would have thought is less installed what software caused, because the machine is minimized installation, but later with Xshell t

Reference: http://blog.sina.com.cn/s/blog_7d0c2fed01010zbi.htmlSystem: Ubuntu14.04When using the VI command, the file cannot be edited normally, and there are always many letters when using the arrow keysThe problem is that the new system is directly installed VI, not installed VIM. Because VI is not able to press backspace directly to delete characters, so when you use backspace key to delete characters, o

In doing the company's CMS when some of the problems of JS, which is in the page is not in the input box in the Back button [backspace key] When the page will jump to the previous page, but the previous page load failed, said the session has expired, The problem description ends here. Solution: The first instinct is to search the internet for answers, but the results are not ideal. The second on the forum to see if there is no solution to be found

Do not click backspace to return to the previous page * window. onloadfunction () {document. getElementsByTagName ( amp; quot; body amp; quot;) [0]. onkeydownfunction (){... the Code is as follows: /** * * Do not click backspace to return to the previous page. */ Window. onload = function (){ Document. getElementsByTagName ("body") [0]. onkeydown = function (){ // Obtain the event object Var elem = event

Javascript shields Backspace events on webpages, but does not block input boxes, The following javascript code shields Backspace events on the webpage. The input box is not blocked. The specific code is as follows: Document. onkeydown = function (e) {var code; if (! E) {var e = window. event;} if (e. keyCode) {code = e. keyCode;} else if (e. which) {code = e. which;} //

Rewind and BACKSPACE of Fortran languageIn the early Fortran specification and compilers, backspace and rewind were indeed related to sequential storage devices such as tape drives. Later, it becomes a device-independent statement. However, it may be related to file mode.Rewind is still very common now. If your program needs to read the same text format data file two times, when you have finished reading th

Reproduced in: http://blog.chinaunix.net/uid-20614631-id-1914849.html Pro test availableFirst download the Cygwin, want to program under Linux must install VIM,GCC and GDB, now mainly to solve the vim backspace not normalUse the problem. Cygwin installed after the open display should be such a format [email protected] ~Now is under the/home/username path, for example my user name is grass, computer name is WJK, now do the following:[email protected] $

//Prevent backspace return$("#txtMsg"). KeyDown (function (e) {vardoprevent; if(E.keycode = =8) { vard = E.srcelement | |E.target; if(d.tagname.touppercase () = ='INPUT'|| D.tagname.touppercase () = ='TEXTAREA') {doprevent= D.readonly | |d.disabled; } Elsedoprevent=true; } Elsedoprevent=false; if(doprevent) E.preventdefault (); });View CodeHow to prevent the backspace bar from r