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Logging best practices [closed]

...different values go in different columns. When running a service in debug/test I usually host it in a console application for simplicity I find a colored console logger useful (e.g. red for errors, yellow for warnings, etc). You need to implement a custom trace listener. Note that the framework do...
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What are the underlying data structures used for Redis?

...he best way to get these latter figures are doing a few trivial real world tests). But since you asked, here is the underlying implementation of every Redis data type. Strings are implemented using a C dynamic string library so that we don't pay (asymptotically speaking) for allocations in append...
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What characters can be used for up/down triangle (arrow without stem) for display in HTML?

... I was testing those html entities. I can report that the left arrow does not show up well in the android browser, but the right arrow does. – oabarca Mar 15 '14 at 21:09 ...
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Why aren't ◎ܫ◎ and ☺ valid JavaScript variable names?

...that in Internet Explorer (but, unfortunately, not in the other browsers I tested), you can use some Unicode variable names. This made my day, and I was absolutely delighted that I could write fun Unicode-laden code like this: ...
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How do I prevent site scraping? [closed]

...r website is being accessed by a scraper. Captchas ("Completely Automated Test to Tell Computers and Humans apart") are very effective against stopping scrapers. Unfortunately, they are also very effective at irritating users. As such, they are useful when you suspect a possible scraper, and want...
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What is the list of supported languages/locales on Android?

..."values-sp" directory (and maybe other fancy forms based on "sp" code). My testing device is under Android 4.0.4, it may be fixed by now, but that is far later than 1.5 where support is expected with ISO-639-1 (or even BCP-47 by the way). – Alex Feb 14 '17 at 8...
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Window Features - 更多技术 - 清泛网 - 专注C/C++及内核技术

...alls will fail until the layering style bit is cleared and set again. Hit testing of a layered window is based on the shape and transparency of the window. This means that the areas of the window that are color-keyed or whose alpha value is zero will let the mouse messages through. However, if the ...