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git: fatal: Could not read from remote repository
...image-from-animated-gif.git Github figures out your identity by looking at what SSH key you send.
– rob mayoff
Jan 24 '17 at 2:38
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When to use std::size_t?
...t does not have the full range of size_t. It just is the signed variant of whatever size_t would translate into. This means, that the full range of the memory is not usable with ssize_t and integer overflows could happen when depending on variables of type size_t.
– Thomas
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How to make a variadic macro (variable number of arguments)
...C. It is really silly to compile your C code with a C++ compiler. Don't do what Donny Don't does.
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CSS: How do I auto-resize an image to fit a 'div' container?
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What if the image is too small?
– Scott Rippey
Jan 3 '13 at 23:01
22
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Get the latest record from mongodb collection
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So, what's the difference with this order : db.collection.find().sort({$natural:-1}).limit(1).pretty()
– Leo
Nov 2 '16 at 2:32
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How to decide when to use Node.js?
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You did a great job of summarizing what's awesome about Node.js. My feeling is that Node.js is especially suited for applications where you'd like to maintain a persistent connection from the browser back to the server. Using a technique known as "long-polling...
Making the main scrollbar always visible
What CSS is required to make the browser's vertical scrollbar remain visible when a user visits a web page (when the page hasn't enough content to trigger the scrollbar's activation)?
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C++ preprocessor __VA_ARGS__ number of arguments
...hat first token to be pasteable; which may or may not be okay depending on what you're using it for), or implementation specific (such as requiring gnu's comma-removing-paste trick).
– H Walters
Jun 16 '17 at 5:13
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cleanest way to skip a foreach if array is empty [duplicate]
...ugh foreach anyway, assuming you do have an array.
In other cases this is what you might need:
foreach ((array) $items as $item) {
print $item;
}
Note: to all the people complaining about typecast, please note that the OP asked cleanest way to skip a foreach if array is empty (emphasis is mi...
What is InputStream & Output Stream? Why and when do we use them?
Someone explain to me what InputStream and OutputStream are?
8 Answers
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