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how do i block or restrict special characters from input fields with jquery?

... A simple example using a regular expression which you could change to allow/disallow whatever you like. $('input').on('keypress', function (event) { var regex = new RegExp("^[a-zA-Z0-9]+$"); var key = String.fromCharCode(!event.charCode ? event.which : event.charCode); if (!regex.t...
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Difference between onCreate() and onStart()? [duplicate]

... Take a look on life cycle of Activity Where ***onCreate()*** Called when the activity is first created. This is where you should do all of your normal static set up: create views, bind data to lists, etc. This method also provides you with a Bundle containing the activity's previously f...
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Ajax using https on an http page

...d https protocol; it doesn't affect the content. My site uses jQuery ajax calls, which fills some areas on the page, too. ...
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The entitlements specified…profile. (0xE8008016). Error iOS 4.2

...t have a Entitlements file in my project, as I am not distributing it at all, only putting it on one device. I have gone through all the hoops and loops apple puts you through (certificate, device, provisioning) down to the letter, and I cannot figure out what is going wrong. ...
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Cannot push to GitHub - keeps saying need merge

...igin <branch> where origin is the name of your remote repo. Usually, the command refuses to update a remote ref that is not an ancestor of the local ref used to overwrite it. This flag disables the check. This can cause the remote repository to lose commits; use it with care. ...
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How to create a unique index on a NULL column?

...rver 2005. I want to constrain the values in a column to be unique, while allowing NULLS. 4 Answers ...
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Throwing exceptions from constructors

...ody who creates the object of mutex has to remember that init() has to be called. I feel it goes against the RAII principle. share | improve this answer | follow ...
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How do I remove the first characters of a specific column in a table?

...alue is ABCD123Stu1231 . I want to remove first 4 chars from my table for all records 12 Answers ...
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What does get-task-allow do in Xcode?

... project, I create a new Entitlements.plist, and set the value of get-task-allow to false. But why? What does this key represent? ...
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jQuery disable/enable submit button

... This works, but seems to leave out the css. For example, calling $("#loginButton").button(); on input id="loginButton" type="submit" name="Submit" value="Login" disabled> will show a disabled button with css disabled classes. – Gaʀʀʏ Sep ...