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How to find current transaction level?
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Jon Schneider
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answered Jun 24 '09 at 12:54
SQLMenaceSQLMe...
Pushing read-only GUI properties back into ViewModel
I want to write a ViewModel that always knows the current state of some read-only dependency properties from the View.
6 An...
Which one will execute faster, if (flag==0) or if (0==flag)?
...have seen other abuses already.
If flag is a built-in, then both should take the same speed.
From the Wikipedia article on x86, I'd bet for a Jxx instruction for the if statement: perhaps a JNZ (Jump if Not Zero) or some equivalent.
I'd doubt the compiler misses such an obvious optimization, even...
Difference between $(document.body) and $('body')
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Justin EthierJustin Ethier
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Get object by id()? [duplicate]
...ably want to consider implementing it another way. Are you aware of the weakref module?
(Edited) The Python weakref module lets you keep references, dictionary references, and proxies to objects without having those references count in the reference counter. They're like symbolic links.
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Pass a PHP array to a JavaScript function [duplicate]
...ode($php_variable); ?>;
</script>
In your code, you could use like the following:
drawChart(600/50, <?php echo json_encode($day); ?>, ...)
In cases where you need to parse out an object from JSON-string (like in an AJAX request), the safe way is to use JSON.parse(..) like the bel...
IIS Express gives Access Denied error when debugging ASP.NET MVC
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If you are using Visual Studio, you can also left-click on the project in Solution Explorer and change the Windows Authentication property to Enabled in the Properties window.
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Environment variable substitution in sed
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Your two examples look identical, which makes problems hard to diagnose. Potential problems:
You may need double quotes, as in sed 's/xxx/'"$PWD"'/'
$PWD may contain a slash, in which case you need to find a character not contained in $PWD to ...
How do I get the number of days between two dates in JavaScript?
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Here is a quick and dirty implementation of datediff, as a proof of concept to solve the problem as presented in the question. It relies on the fact that you can get the elapsed milliseconds between two dates by subtracting them, which coe...
AngularJS: ng-repeat list is not updated when a model element is spliced from the model array
...uch as doing an Ajax call with jQuery, or binding an event to an element like you have here you need to let AngularJS know to update itself. Here is the code change you need to do:
app.directive("remove", function () {
return function (scope, element, attrs) {
element.bind ("mousedown",...