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Why do loggers recommend using a logger per class?

...ing: Log per class using System.Reflection; private static readonly ILog _logger = LogManager.GetLogger(MethodBase.GetCurrentMethod().DeclaringType); public void SomeMethod() { _logger.DebugFormat("File not found: {0}", _filename); } One logger per app (or similar) Logger.DebugFor...
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PHP method chaining?

...turned object. <?php class fakeString { private $str; function __construct() { $this->str = ""; } function addA() { $this->str .= "a"; return $this; } function addB() { $this->str .= "b"; return $this; } ...
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Imitate Facebook hide/show expanding/contracting Navigation Bar

...ame.size.height * (scrollDiff / scrollHeight)))); This positions the bar based on the last scroll percentage, instead of an absolute amount, which results in a slower fade. The original behavior is more Facebook-like, but I like this one, too. Note: This solution is iOS 7+ only. Be sure to add th...
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Entity Framework Refresh context?

How could I refresh my context? I have entities based on views from my Database and when I made an update over one table Entity that has navigation properties to views, the entity is update but the view don't refresh accord the new updates...just want to get again from the Db the data. Thanks! ...
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How do I use valgrind to find memory leaks?

...locks are definitely lost in loss record 1 of 1 at 0x4C29BE3: malloc (vg_replace_malloc.c:299) by 0x40053E: main (in /home/Peri461/Documents/executable) Let's take a look at the C code I wrote too: #include <stdlib.h> int main() { char* string = malloc(5 * sizeof(char)); //LEAK: ...
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What is the difference between typeof and instanceof and when should one be used vs. the other?

...ot work as expected and typeof works well ... developer.mozilla.org/En/Core_JavaScript_1.5_Reference/… – farinspace May 22 '09 at 19:37 55 ...
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Java ByteBuffer to String

...sibling getBytes() method: byte[] bytes = k.getBytes( StandardCharsets.UTF_8 ); To put bytes with a particular encoding into a String, you can use a different String constructor: String v = new String( bytes, StandardCharsets.UTF_8 ); Note that ByteBuffer.array() is an optional operation. If y...
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Perform debounce in React.js

...as it's not really relevant, but this answer will work perfectly fine with _.debounce of underscore or lodash, as well as any user-provided debouncing function. GOOD IDEA: Because debounced functions are stateful, we have to create one debounced function per component instance. ES6 (class prope...
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Removing all empty elements from a hash / YAML?

... end hash_or_array.delete_if(&p) end end end P.S. based on someones answer, cant find usage - Helpers::RecursiveCompact.recursive_compact(something)
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Java RegEx meta character (.) and ordinary dot?

...erl-style regular expressions (which the Java regex engine is more or less based upon) treat the following characters as special characters: .^$|*+?()[{\ have special meaning outside of character classes, ]^-\ have special meaning inside of character classes ([...]). So you need to escape those (...