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In log4j, does checking isDebugEnabled before logging improve performance?

...ch optimisation but it's easier to read. Do note though that most logging APIs offer formatting like this out of the box: slf4j for example provides the following: logger.debug("My var is {}", myVar); which is even easier to read. ...
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How to log out user from web site using BASIC authentication?

... You can do it entirely in JavaScript: IE has (for a long time) standard API for clearing Basic Authentication cache: document.execCommand("ClearAuthenticationCache") Should return true when it works. Returns either false, undefined or blows up on other browsers. New browsers (as of Dec 2012: ...
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Why does AngularJS include an empty option in select?

...e configuration defined in the specification at http://docs.angularjs.org/api/ng.directive:select , I still get an empty option as the first child of select element. ...
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Calling C/C++ from Python?

...e of the more user-friendly libraries in Boost, for a simple function call API it is quite straightforward and provides boilerplate you'd have to write yourself. It's a bit more complicated if you want to expose an object-oriented API. – jwfearn Sep 28 '08 at ...
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setImmediate vs. nextTick

...de.js version 0.10 was released today and introduced setImmediate . The API changes documentation suggests using it when doing recursive nextTick calls. ...
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Django: Get list of model fields?

... not entirely sure. The underscore seems to indicate it's an internal API, would be cool if the Django guys promoted this up to an actually public method call on django.db.models.Model. I'll dig into it and see what I can find – rossipedia Jun 23 '10 at 23...
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JSON.stringify output to div in pretty print way

...gle-line of JSON because that's how the string is provided already (via an api or some function/page out of your control), you can reformat it like this: HTML: <pre id="json">{"some":"JSON string"}</pre> JavaScript: (function() { var element = document.getElementById("js...
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Get event listeners attached to node using addEventListener

... @user973810: How do you want him to justify this? The DOM API provides no way to do it and there are no non-standard ways to do it in current browsers. As to why this is the case, I don't really know. It seems a reasonable thing to want to do. – Tim Down ...
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Logging best practices [closed]

...mework, 32/64-bit) point of view. However, wrapping it in a private-label API is a major anti-pattern. log4net.ILogger is the .Net counterpart of the Commons Logging wrapper API already, so coupling is already minimized for you, and since it is also an Apache library, that's usually not even a con...
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using facebook sdk in Android studio

... It is working for me. It is really the best way to add facebook api on Android Studio. Thanks – Olkunmustafa Nov 21 '14 at 8:35 1 ...