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JavaScript ternary operator example with functions
...educe four lines of code into one without impacting readability. The only word of advice I would give you is to avoid nesting multiple ternary statements on the same line (that way lies madness!)
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With arrays, why is it the case that a[5] == 5[a]?
... It's not elementary that *(10 + (int *)13) != *((int *)10 + 13). In other words, there's more going on here than elementary school arithmetic. The commutativity relies critically on the compiler recognizing which operand is a pointer (and to what size of object). To put it another way, (1 apple + 2...
What are the “standard unambiguous date” formats for string-to-date conversion in R?
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In other words, is there a better solution than needing to specify the format?
Yes, there is now (ie in late 2016), thanks to anytime::anydate from the anytime package.
See the following for some examples from above:
R> anydat...
Best ways to teach a beginner to program? [closed]
...nd quicksort). This is where you learn why "segmentation fault" is a curse word. This is where you download the source code of the Linux kernel and gaze into the Abyss. Start by writing a circular buffer and a stack for string manipulation. Then work your way up.
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Should you choose the MONEY or DECIMAL(x,y) datatypes in SQL Server?
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"Never" is a strong word. "Money" is useful for casting results to that type for display to the user in a culture-sensitive way, but you're right that it's very bad to use for the calculations itself.
– Joel Coehoorn
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How to call asynchronous method from synchronous method in C#?
...priate if MyAsyncMethod does not synchronize back to its context. In other words, every await in MyAsyncMethod should end with ConfigureAwait(false). This means it can't update any UI elements or access the ASP.NET request context.
Solution B
If MyAsyncMethod does need to synchronize back to its con...
How is OAuth 2 different from OAuth 1?
...re computation but merely on the confidentiality of a secret key. In other words, what is needed for OAuth 1.0 security is only the condition that a secret key can be kept confidential. This may sound extreme, but signature computation adds no security enhancement if the condition is already satisfi...
Sublime Text 2: Trim trailing white space on demand
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I've notice that the ctrl + F feature to find words becomes slow after I've installed this plugin so I removed it, can you tell me if the same situation happens to you?.
– dennisbot
Jul 5 '13 at 15:57
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Why use static_cast(x) instead of (int)x?
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One pragmatic tip: you can search easily for the static_cast keyword in your source code if you plan to tidy up the project.
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Is it good practice to NULL a pointer after deleting it?
...e foo; // Deletes the object
delete foo; // Undefined behavior
In other words, if you don't set deleted pointers to 0, you will get into trouble if you're doing double deletes. An argument against setting pointers to 0 after delete would be that doing so just masks double delete bugs and leaves t...