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Replace multiple characters in one replace call

... just have to chain. However, you could add a prototype: String.prototype.allReplace = function(obj) { var retStr = this; for (var x in obj) { retStr = retStr.replace(new RegExp(x, 'g'), obj[x]); } return retStr; }; console.log('aabbaabbcc'.allReplace({'a': 'h', 'b': 'o'}))...
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Why would one use nested classes in C++?

... it at any time so you can not use it. Look at std::list or std::map they all contain hidden classes (or do they?). The point is they may or may not, but because the implementation is private and hidden the builders of the STL were able to update the code without affecting how you used the code, or...
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How do I include a pipe | in my linux find -exec command?

...ld result in only a single agrep process being spawned which would process all the output produced by numerous invocations of zcat. If you for some reason would like to invoke agrep multiple times, you can do: find . -name 'file_*' -follow -type f \ -printf "zcat %p | agrep -dEOE 'grep'\n" | s...
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What new capabilities do user-defined literals add to C++?

C++11 introduces user-defined literals which will allow the introduction of new literal syntax based on existing literals ( int , hex , string , float ) so that any type will be able to have a literal presentation. ...
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What is the common header format of Python files?

... Its all metadata for the Foobar module. The first one is the docstring of the module, that is already explained in Peter's answer. How do I organize my modules (source files)? (Archive) The first line of each file shoud be #!/us...
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How to set selected value of jquery select2?

... To dynamically set the "selected" value of a Select2 component: $('#inputID').select2('data', {id: 100, a_key: 'Lorem Ipsum'}); Where the second parameter is an object with expected values. UPDATE: This does work, just wanted to n...
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How to wait for several Futures?

...ave several futures and need to wait until either any of them fails or all of them succeed. 8 Answers ...
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Should all Python classes extend object?

...inheritance are different in ways that I won't even try to summarize here. All good documentation that I've seen about MI describes new-style classes. Finally, old-style classes have disappeared in Python 3, and inheritance from object has become implicit. So, always prefer new style classes unless...
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How do I analyze a program's core dump file with GDB when it has command-line parameters?

...xt_ptr = "string in text segment"; (void)argv; mmap_ptr = (char *)malloc(sizeof(data_ptr) + 1); strcpy(mmap_ptr, data_ptr); mmap_ptr[10] = 'm'; mmap_ptr[11] = 'm'; mmap_ptr[12] = 'a'; mmap_ptr[13] = 'p'; printf("text addr: %p\n", text_ptr); printf("data addr: %p\n...
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What is an alternative to execfile in Python 3?

It seems they canceled in Python 3 all the easy way to quickly load a script by removing execfile() 12 Answers ...