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How do I install pip on macOS or OS X?

...Got error #notsoeasy Download error on pypi.python.org/simple: [SSL: TLSV1_ALERT_PROTOCOL_VERSION] tlsv1 alert protocol version (_ssl.c:590) -- Some packages may not be found! No local packages or download links found for pip error: Could not find suitable distribution for Requirement.parse('pip') ...
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Check free disk space for current partition in bash

...ain quota, mail us if this is the case # DETAILS: If under 5G we have it alert us via email. blah blah # ----------------------------------------------------------------------------------------- # CRON: 0 0,4,8,12,16 * * * /var/www/httpd-config/server_scripts/clear_root_spool_log.bash MOU...
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Case-insensitive search

...var result = string.match(/best/i); // result == 'BEST'; if (result){ alert('Matched'); } Using a regular expression like that is probably the tidiest and most obvious way to do that in JavaScript, but bear in mind it is a regular expression, and thus can contain regex metacharacters. If you ...
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Check if user is using IE

...(msie > 0) // If Internet Explorer, return version number { alert(parseInt(ua.substring(msie + 5, ua.indexOf(".", msie)))); } else // If another browser, return 0 { alert('otherbrowser'); } return false; } You may find the details on below Microsoft sup...
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Android Calling JavaScript functions in WebView

...ntion. This call: final Object a = new Object(); callJavaScript(mBrowser, "alert", 1, true, "abc", a); will yield to SyntaxError with Unexpected token which is not surprising when you will look at the generated js call: javascript:try{alert(,,'abc',,)}catch(error){console.error(error.message);} ...
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How to stop event propagation with inline onclick attribute?

... Use event.stopPropagation(). <span onclick="event.stopPropagation(); alert('you clicked inside the header');">something inside the header</span> For IE: window.event.cancelBubble = true <span onclick="window.event.cancelBubble = true; alert('you clicked inside the header');">...
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jQuery Mobile: document ready vs. page events

... if (from === '#index' && to === '#second') { alert('Can not transition from #index to #second!'); e.preventDefault(); e.stopPropagation(); // remove active status on a button, if transition was triggered with a button $.m...
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Browser detection in JavaScript? [duplicate]

...n use simply say: if (bowser.msie && bowser.version <= 6) { alert('Hello IE'); } else if (bowser.firefox){ alert('Hello Foxy'); } else if (bowser.chrome){ alert('Hello Chrome'); } else if (bowser.safari){ alert('Hello Safari'); } else if(bowser.iphone || bowser.android){ alert...
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How to easily truncate an array with JavaScript?

...shown below. var stooges = ["Moe", "Larry", "Shemp"]; stooges.length = 5; alert(typeof stooges[4]); // alerts "undefined" EDIT: As @twhitehead mentioned below, the addition of undefined elements can be avoided by doing this: var stooges = ["Moe", "Larry", "Shemp"]; stooges.length = Math.min(sto...
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How to check file MIME type with javascript before upload?

... callback(url, xhr.response); }; xhr.onerror = function() { alert('A network error occurred!'); }; xhr.send(); } function headerCallback(url, headerString) { printHeaderInfo(url, headerString); } function remoteCallback(url, blob) { printImage(blob); getBLOBFile...