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#ifdef vs #if - which is better/safer as a method for enabling/disabling compilation of particular s

... My initial reaction was #ifdef, of course, but I think #if actually has some significant advantages for this - here's why: First, you can use DEBUG_ENABLED in preprocessor and compiled tests. Example - Often, I want longer timeouts when debug is enabled, so using #if, I can write this ...
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How do I enumerate the properties of a JavaScript object? [duplicate]

...familiar with object-oriented programming would expect anything less! Typically, someone that brings this up has been subjected to Douglas Crockford's warnings about this, which still confuse me a bit. Again, inheritance is a normal part of OO languages and is therefore part of JavaScript, notwithst...
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space between divs - display table-cell

...; background-color: gold; } JSBin Demo Any other option? Well, not really. Why? margin property is not applicable to display: table-cell elements. padding property doesn't create space between edges of the cells. float property destroys the expected behavior of table-cell elements which are...
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How to execute a java .class from the command line

...his: > java MyApp.java You don't have to compile beforehand, as it's all done in one step. You can get the Java 11 JDK here: JDK 11 GA Release share | improve this answer | ...
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What are Bearer Tokens and token_type in OAuth 2?

... token_type value that gets sent back with a valid response. In the spec all the examples show "token_type":"example" but says it should be ...
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What is the difference between 'log' and 'symlog'?

... I finally found some time to do some experiments in order to understand the difference between them. Here's what I discovered: log only allows positive values, and lets you choose how to handle negative ones (mask or clip). syml...
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What is NSZombie?

... It's a memory debugging aid. Specifically, when you set NSZombieEnabled then whenever an object reaches retain count 0, rather than being deallocated it morphs itself into an NSZombie instance. Whenever such a zombie receives a message, it logs a warning rather ...
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Can a class extend both a class and implement an Interface

Can a class extend both an interface and another class in PHP? Basically I want to do this: 3 Answers ...
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Invalid URI: The format of the URI could not be determined

... Nothing wrong at all. I was doing everything really quickly, and I accidently clicked the down button, and it said that unless the question is edited i cannot undo it, so if you could kindly edit your question or something, i can re-upvote yo...
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Is DateTime.Now the best way to measure a function's performance?

...e("Time taken: {0}ms", sw.Elapsed.TotalMilliseconds); Stopwatch automatically checks for the existence of high-precision timers. It is worth mentioning that DateTime.Now often is quite a bit slower than DateTime.UtcNow due to the work that has to be done with timezones, DST and such. DateTime.Ut...