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In STL maps, is it better to use map::insert than []?

...ue)) should be map.insert(MyMap::value_type(key,value)). The type returned from make_pair does not match the type taken by insert and the current solution requires a conversion – David Rodríguez - dribeas Jan 4 '18 at 16:14 ...
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Does every web request send the browser cookies?

...s like Google Page Speed or Yahoo's YSlow recommend serving static content from a separate, cookie-free domain. – ceejayoz Aug 26 '09 at 17:05 ...
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How to create a inset box-shadow only on one side?

... distance. This is often overlooked, but supported by all major browsers" From the answerer's fiddle: box-shadow: inset 0 -10px 10px -10px #000000; share | improve this answer | ...
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Object reference not set to an instance of an object.Why doesn't .NET show which object is `null`?

...to see that it is s that was null but what if the value was a return value from another function call and not stored in any variable? Anyway, this kind of information is not what you want to keep track of in a virtual machine like the .NET virtual machine. To avoid this problem I suggest that you...
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How do I use boolean variables in Perl?

...value returned by your bool does stringify to 0. Also, you are discouraged from creating inconsistent overloads, and the values you return could be considered such. (e.g. a && can be optimized into a ||, so if these were inconsistent, you'd have a problem.) – ikegami ...
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WPF Databinding: How do I access the “parent” data context?

... I used this to bind to a ICommand on my VM from a ContextMenu set on a ListBoxItem from within a Style. Worked great, thanks!! – Wil P Nov 2 '11 at 17:13 ...
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Is Chrome's JavaScript console lazy about evaluating arrays?

...sole will read when it is ready. The console output is slightly different from passing the object directly, but it seems acceptable: hi bye share | improve this answer | f...
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Ways to eliminate switch in code [closed]

...rivate Map<Integer, Command> commandMap; // injected in, or obtained from a factory public void handleRequest(int action) { Command command = commandMap.get(action); command.execute(); } } If your (pseudo) code looks like: class House { private int state; pu...
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How to overload functions in javascript?

...hen return all keys/values in a returned object. // set all keys/values from the passed in object obj.data(object); If the type of the first argument is a plain object, then set all keys/values from that object. Here's how you could combine all of those in one set of javascript logic: // m...
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Find all storage devices attached to a Linux machine [closed]

... There's kind of a limit on what you can do from a shell. Most of the other suggestions that are higher rated either don't work from a shell, won't work unless dbus is running, or will list devices that aren't actually present/configured. This is just faster than chec...