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How to get the first element of an array?

... like this alert(ary[0]) share | improve this answer | follow | ...
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How do I write a “tab” in Python?

... Drew Dormann 47.5k1111 gold badges101101 silver badges153153 bronze badges answered Dec 20 '10 at 10:07 SimoneSimone ...
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No module named setuptools

...aheer Ahmed 25.4k1111 gold badges6969 silver badges105105 bronze badges answered Mar 20 '14 at 17:09 ArvindArvind 2,14899 silver b...
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Gradle proxy configuration

...response: HTTP Only Proxy configuration gradlew -Dhttp.proxyHost=127.0.0.1 -Dhttp.proxyPort=3128 "-Dhttp.nonProxyHosts=*.nonproxyrepos.com|localhost" HTTPS Only Proxy configuration gradlew -Dhttps.proxyHost=127.0.0.1 -Dhttps.proxyPort=3129 "-Dhttp.nonProxyHosts=*.nonproxyrepos.com|localh...
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How do I measure request and response times at once using cURL?

... +100 From this brilliant blog post... https://blog.josephscott.org/2011/10/14/timing-details-with-curl/ cURL supports formatted output f...
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Bitwise operation and usage

...bit at a time. AND is 1 only if both of its inputs are 1, otherwise it's 0. OR is 1 if one or both of its inputs are 1, otherwise it's 0. XOR is 1 only if exactly one of its inputs are 1, otherwise it's 0. NOT is 1 only if its input is 0, otherwise it's 0. These can often be best shown as truth ...
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CSS - Overflow: Scroll; - Always show vertical scroll bar?

... 401 Just ran into this problem myself. OSx Lion hides scrollbars while not in use to make it seem m...
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Parse (split) a string in C++ using string delimiter (standard C++)

...>=tiger"; std::string delimiter = ">="; std::string token = s.substr(0, s.find(delimiter)); // token is "scott" The find(const string& str, size_t pos = 0) function returns the position of the first occurrence of str in the string, or npos if the string is not found. The substr(size_t p...
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Hex representation of a color with alpha channel?

...se rgba() functional notation with decimals or percentages, e.g. rgba(255, 0, 0, 0.5) would be 50% transparent red. RGB channels are 0-255 or 0%-100%, alpha is 0-1. In CSS 4*, you can specify the alpha channel using the 7th and 8th characters of an 8 digit hex colour, or 4th character of a 4 digit ...
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On localhost, how do I pick a free port number?

...do I figure out which port is available? I assume I cannot listen on port 80 or 21? 5 Answers ...