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Best way to build a Plugin system with Java
...plugin is restricted in what it can and can not do. I have created a small test application (and blogged about it) that consists of two plugins, one of which is denied access to local resources.
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Calculate date from week number
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Works Like a charm.. tested a few data: pastebin.com/mfx8s1vq All work flawless! Thanks Mikael!
– Mittchel
Oct 8 '12 at 21:28
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Max or Default?
... Possibly this information is out of date, as I just successfully tested both forms of DefaultIfEmpty in LINQ to SQL
– Neil
Dec 21 '11 at 10:08
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How to check if IEnumerable is null or empty?
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If you are working with an IEnumerable, using Count() to test for emptyness is definitely a bad idea since the Linq implementation WILL iterate over the entire collection, while Any will just move the iterator once. Keep in mind that you can't use the Count property in this case si...
Set environment variables from file of key/value pairs
...t .env | xargs) && rails c
Reason why I use this is if I want to test .env stuff in my rails console.
gabrielf came up with a good way to keep the variables local. This solves the potential problem when going from project to project.
env $(cat .env | xargs) rails
I've tested this with...
How to remove the hash from window.location (URL) with JavaScript without page refresh?
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This will remove the trailing hash as well.
eg: http://test.com/123#abc -> http://test.com/123
if(window.history.pushState) {
window.history.pushState('', '/', window.location.pathname)
} else {
window.location.hash = '';
}
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Call An Asynchronous Javascript Function Synchronously
...e new to javascript. So it's currently not implemented by most browsers. I tested it in firefox, and for me it is nice way to wrap asynchronous function.
Here is example code from project GitHub
var { Deferred } = task;
spawn(function() {
out.innerHTML = "reading...\n";
try {
var ...
How to set input type date's default value to today?
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For JavaScript: myDate.toLocaleDateString('en-CA') does the trick
– Ulysse BN
Jan 21 '18 at 13:29
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How do you kill all current connections to a SQL Server 2005 database?
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ALTER DATABASE [Test]
SET OFFLINE WITH ROLLBACK IMMEDIATE
ALTER DATABASE [Test]
SET ONLINE
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Android: show soft keyboard automatically when focus is on an EditText
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You can request a soft keyboard right after creating the dialog (test on SDK - r20)
// create dialog
final AlertDialog dialog = ...;
// request keyboard
dialog.getWindow().setSoftInputMode (WindowManager.LayoutParams.SOFT_INPUT_STATE_ALWAYS_VISIBLE);
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