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Right query to get the current number of connections in a PostgreSQL DB
...ase don't add noise to specific questions.
– bugmenot123
Jun 5 '19 at 11:08
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ViewParam vs @ManagedProperty(value = “#{param.id}”)
...userConverter"). Invoking page by http://example.com/context/user.xhtml?id=123 will pass the id parameter through the converter and set the User object as a bean property.
@ManagedProperty:
Sets the value immediately after bean's construction.
Set value is available during @PostConstruct which al...
Inline SVG in CSS
...ter compression. So it's a great way to limit the amount of requests your site has to do, without bloating your CSS file.
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How to generate keyboard events in Python?
...nput", _INPUT))
LPINPUT = ctypes.POINTER(INPUT)
def _check_count(result, func, args):
if result == 0:
raise ctypes.WinError(ctypes.get_last_error())
return args
user32.SendInput.errcheck = _check_count
user32.SendInput.argtypes = (wintypes.UINT, # nInputs
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$on and $broadcast in angular
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If you want to $broadcast use the $rootScope:
$scope.startScanner = function() {
$rootScope.$broadcast('scanner-started');
}
And then to receive, use the $scope of your controller:
$scope.$on('scanner-started', function(event, args) {
// do what you want to do
});
If you want y...
Why do Java webapps use .do extension? Where did it come from?
...way the intruders will need to spend more time to find some info about the site.
So if you change the default extension, plus some few statics in your framework which may reveal your hand, your MVC framework can be completely unknown.
Even change extension to php or aspx could be good idea.
Well...
What is the maximum possible length of a query string?
...sed on research which is unfortunately no longer available on its original site (it leads to a shady seeming loan site) but which can still be found at Internet Archive Of Boutell.com:
Microsoft Internet Explorer (Browser)
Microsoft states that the maximum length of a URL in Internet Explorer is 2...
Why are arrays covariant but generics are invariant?
...unforgivable imo... among the very worst mistakes ever made in Java is use-site variance aka wildcards.
– Scott
Sep 6 '15 at 21:09
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What are the various “Build action” settings in Visual Studio project properties and what do they do
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GishuGishu
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How to collapse all methods in Xcode?
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This is a LifeSaver!
– bhakti123
Nov 2 '18 at 7:14
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