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Preferred Java way to ping an HTTP URL for availability

...hen use getResponseCode() will give you the HTTP response once you've read from the connection. here is code: HttpURLConnection connection = null; try { URL u = new URL("http://www.google.com/"); connection = (HttpURLConnection) u.openConnection(); connection.setReq...
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Python: Find in list

... match one of the items or maybe you are using a float value which suffers from inaccuracy. As for your second question: There's actually several possible ways if "finding" things in lists. Checking if something is inside This is the use case you describe: Checking whether something is inside a l...
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Recommended website resolution (width and height)? [closed]

...this. Treat mobile as a first-class citizen. You are getting more traffic from mobile devices all the time. These introduce even more screen sizes. You can still optimize for 960, but using responsive web design techniques means your page will adjust based on the screen size. Log browser display ...
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Colspan/Rowspan for elements whose display is set to table-cell

...tfall is that the cells of stacked rows won't align vertically, as they're from different tables. share | improve this answer | follow | ...
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What is the difference between String and string in C#?

...ouble: System.Double decimal: System.Decimal char: System.Char Apart from string and object, the aliases are all to value types. decimal is a value type, but not a primitive type in the CLR. The only primitive type which doesn't have an alias is System.IntPtr. In the spec, the value type alia...
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Why is the tag deprecated in HTML?

...of their own job security. And if they try to take your <table> away from you, ask them what the CSS equivalent of the colspan or rowspan attribute is. It is not the abstract or bookish truth, but the lived truth that counts. -- Zen ...
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Mocha / Chai expect.to.throw not catching thrown errors

...also be a big advantage of arrow functions. Arrow functions 'inherit' this from the scope they where created in. Often this can be an advantage, as it avoid the need for binding functions to their this object manually. – Stijn de Witt Jan 30 '19 at 18:43 ...
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How do I jump out of a foreach loop in C#?

...the return statement will obviously terminate the entire function. Judging from your question you may want to use the return true; statement. share | improve this answer | fo...
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How to pass arguments into a Rake task with environment in Rails? [duplicate]

... Just for completeness, here the example from the docs mentioned above: task :name, [:first_name, :last_name] => [:pre_name] do |t, args| args.with_defaults(:first_name => "John", :last_name => "Dough") puts "First name is #{args.first_name}" ...
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How to add border radius on table row

...ng Between Rows This is an old thread, but I noticed reading the comments from the OP on other answers that the original goal was apparently to have border-radius on the rows, and gaps between the rows. It does not appear that the current solutions exactly do that. theazureshadow's answer is headed...