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PostgreSQL ERROR: canceling statement due to conflict with recovery
... RDS instance, check http://docs.aws.amazon.com/AmazonRDS/latest/UserGuide/Appendix.PostgreSQL.CommonDBATasks.html
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How to set a selected option of a dropdown list control using angular JS
...s, but sometime to write the same in other form can be helpful
<div ng-app ng-controller="MyCtrl">
<select ng-model="referral.organization" ng-options="c for c in organizations"></select>
</div>
<script type='text/javascript'>
function MyCtrl($scope) {
$scope....
Post parameter is always null
...
The append = in front never ever worked for me, until I followed Jim's advice in his comment (not as a JSON object) and it worked. This is key! I really don't like how picky WebAPI is.
– gitsitgo
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Frame Buster Buster … buster code needed
...
We have used the following approach in one of our websites from http://seclab.stanford.edu/websec/framebusting/framebust.pdf
<style>
body {
display : none
}
</style>
<script>
if(self == top) {
document.getElementsByTagName("bod...
How do I measure the execution time of JavaScript code with callbacks?
.... Check out process.hrtime(); .
So, I basically put this at the top of my app.
var start = process.hrtime();
var elapsed_time = function(note){
var precision = 3; // 3 decimal places
var elapsed = process.hrtime(start)[1] / 1000000; // divide by a million to get nano to milli
console....
How do you dismiss the keyboard when editing a UITextField
...egates to equal this viewController ... this allows for the keyboard to disappear after pressing done
daTextField.delegate = self;
}
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Callback functions in Java
...rt java.util.function.Function;
public MyClass {
public static String applyFunction(String name, Function<String,String> function){
return function.apply(name);
}
}
then you can call it like so
MyClass.applyFunction("42", str -> "the answer is: " + str);
// returns "the an...
How to start new activity on button click
In an Android application, how do you start a new activity (GUI) when a button in another activity is clicked, and how do you pass data between these two activities?
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How do I get ASP.NET Web API to return JSON instead of XML using Chrome?
...
I just add the following in App_Start / WebApiConfig.cs class in my MVC Web API project.
config.Formatters.JsonFormatter.SupportedMediaTypes
.Add(new MediaTypeHeaderValue("text/html") );
That makes sure you get JSON on most queries, but you can g...
What's the fastest way to delete a large folder in Windows?
...lacing the folder names in quotes with your folder names:
rmdir /s /q "My Apps"
rmdir /s /q "My Documents"
rmdir /s /q "My Pictures"
rmdir /s /q "My Work Files"
2) save the batch file with a .bat extension (for example deletefiles.bat)
3) open a command prompt (Start > Run > Cmd) and ...