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How to tell if a JavaScript function is defined

... 487 typeof callback === "function" ...
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How to use ADB Shell when Multiple Devices are connected? Fails with “error: more than one device an

...ption BEFORE the command to specify the device, for example: adb -s 7f1c864e shell See also http://developer.android.com/tools/help/adb.html#directingcommands share | improve this answer ...
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What is the gain from declaring a method as static

... Robert Harvey 164k4141 gold badges308308 silver badges467467 bronze badges answered Jun 28 '12 at 7:49 Samuel Rossill...
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Are there any standard exit status codes in Linux?

...int status; pid_t child = fork(); if (child <= 0) exit(42); waitpid(child, &status, 0); if (WIFEXITED(status)) printf("first child exited with %u\n", WEXITSTATUS(status)); /* prints: "first child exited with 42" */ child = fork(); if (child <= ...
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Ignoring directories in Git repositories on Windows

... | edited Nov 14 '19 at 13:48 Peter Mortensen 26.5k2121 gold badges9292 silver badges122122 bronze badges ...
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How do I programmatically force an onchange event on an input?

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Explanation of JSONB introduced by PostgreSQL

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How do I auto-submit an upload form when a file is selected?

... document.getElementById("form").submit(); }; http://jsfiddle.net/cwvc4/73/ share | improve this answer | follow | ...
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HTML5 Email Validation

... Midhun MPMidhun MP 85.2k2828 gold badges145145 silver badges189189 bronze badges 3 ...