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XPath: How to check if an attribute exists?

...u should use a more specific expression. But with [@attributeName] you get all nodes which have that attribute. share | improve this answer | follow | ...
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Payment Processors - What do I need to know if I want to accept credit cards on my website? [closed]

... with my own business. If you have some network technical knowledge, it really isn't that bad. Otherwise you will be better off using Paypal or another type of service. The process starts by getting a merchant account setup and tied to your bank account. You may want to check with your bank, bec...
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Custom events in jQuery?

...ich actively listens for them and in turn publishes ‘notify’ events to all subscribers (more on those later). The reasoning behind this is that in a real world application there would probably be some more logic controlling when and how the ‘notify’ events are published. $(document).bind("s...
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what is the difference between OLE DB and ODBC data sources?

... Actually sometimes OLE DB wraps the ODBC driver, sometimes it doesn't. See here – bobobobo Apr 11 '12 at 2:42 ...
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Automatic exit from bash shell script on error [duplicate]

...u can also disable this behavior with set +e. You may also want to employ all or some of the the -e -u -x and -o pipefail options like so: set -euxo pipefail -e exits on error, -u errors on undefined variables, and -o (for option) pipefail exits on command pipe failures. Some gotchas and workaro...
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RESTful on Play! framework

.....</html> This approach gives browsers always the HTML view, since all browsers send a text/html content type in their Accept header. All other clients (possibly some JavaScript-based AJAX requests) can define their own desired content type. Using jQuerys ajax() method you could do the follo...
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Where am I? - Get country

An android mobile actually does know quite well where it is - but is there a way of retrieving the country by something like a country code? ...
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setTimeout or setInterval?

... They essentially try to do the same thing, but the setInterval approach will be more accurate than the setTimeout approach, since setTimeout waits 1000ms, runs the function and then sets another timeout. So the wait period is actually a ...
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Is right click a Javascript event?

...the which/button issue, the 'oncontextmenu' is not implemented the same in all browsers... see quirksmode.org/dom/events/contextmenu.html for some of the 'gotchas'. – smencer Mar 9 '10 at 1:28 ...
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How can I determine if a .NET assembly was built for x86 or x64?

...of processor and bits-per-word. I'm using PowerShell in this example to call the method. share | improve this answer | follow | ...