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Identify user in a Bash script called by sudo
...su [whatever]. It also works regardless of how many times su and sudo are called.
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JavaScript and Threads
...t;div id="result3"></div>
<script>
//This function is called by each iframe
function threadResult(threadId, result) {
document.getElementById("result" + threadId).innerHTML = result;
}
</script>
thread.html:
//Get the parameters in the URL: http://stacko...
Accessing Session Using ASP.NET Web API
...ded bonus that we can fetch the base URL in javascript for making the AJAX calls:
_Layout.cshtml
<body>
@RenderBody()
<script type="text/javascript">
var apiBaseUrl = '@Url.Content(ProjectNameSpace.WebApiConfig.UrlPrefixRelative)';
</script>
@RenderSecti...
Append text to input field
... my answer on this question as well - There really is no reason to have to call $('#input-field-id') twice... Very simple answer though - +1
– gnarf
Sep 23 '11 at 22:22
2
...
Mysql - How to quit/exit from stored procedure
...re was no error, then use the accepted answer posted by @piotrm. Most typically, however, you will be bailing due to an error condition (especially in a SQL procedure).
As of MySQL v5.5 you can throw an exception. Negating exception handlers, etc. that will achieve the same result, but in a clea...
Bootstrap with jQuery Validation Plugin
...rks well, except for one thing: Testing against jQuery Validate 1.11.1 and calling resetForm() on a form's validator will not call unhighlight on invalid elements, making it necessary to remove the has-error class by hand when resetting a form. What I do is to call the following function instead of ...
How to properly reuse connection to Mongodb across NodeJs application and modules
...alhost:27017";
var _db;
module.exports = {
connectToServer: function( callback ) {
MongoClient.connect( url, { useNewUrlParser: true }, function( err, client ) {
_db = client.db('test_db');
return callback( err );
} );
},
getDb: function() {
return _db;
}
};
T...
How can I trigger a JavaScript event click
...-link" onclick="javascript:Test('Test');">Google Chrome</a>
and call the .click() method in your JavaScript code via a for loop:
var link = document.getElementById('my-link');
for(var i = 0; i < 50; i++)
link.click();
...
“is” operator behaves unexpectedly with integers
..., with is and a sentinel, we are able to differentiate between when bar is called with no arguments and when it is called with None. These are the primary use-cases for is - do not use it to test for equality of integers, strings, tuples, or other things like these.
...
Difference between RegisterStartupScript and RegisterClientScriptBlock?
... in the page (right before the form's end tag). This enables the script to call or reference page elements without the possibility of it not finding them in the Page's DOM.
Here is the rendered source of the page when you invoke the RegisterStartupScript method:
<html xmlns="http://www.w3.org/1...