Partly because we have such broad experience (and have seen so many new languages with bits that look like old languages, especially C) that we can rarely be sure the syntax we're using is what we really mean :-)
E.g. "if (x && y)" in C++/C means something different to the same syntax in Java, as does "if (x & y)" etc!
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Partly because we have such broad experience (and have seen so many new languages with bits that look like old languages, especially C) that we can rarely be sure the syntax we're using is what we really mean :-)
E.g. "if (x && y)" in C++/C means something different to the same syntax in Java, as does "if (x & y)" etc!