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OS X Bash, 'watch' command

...ulate the basic functionality with the shell loop: while :; do clear; your_command; sleep 2; done That will loop forever, clear the screen, run your command, and wait two seconds - the basic watch your_command implementation. You can take this a step further and create a watch.sh script that can...
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Facebook Open Graph not clearing cache

...fresh even if you delete the thumnail/image from your server. But Facebook allows you to refresh by using fbrefresh I hope this helps. share | improve this answer | follow ...
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How to get the absolute coordinates of a view

...reen/display anyView.getGlobalVisibleRect(rectf); Log.d("WIDTH :", String.valueOf(rectf.width())); Log.d("HEIGHT :", String.valueOf(rectf.height())); Log.d("left :", String.valueOf(rectf.left)); Log.d("right :", String.valueOf(rectf.right)); Log.d("top :", Strin...
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Android REST client, Sample?

...cute when the profile is available. */ public void getUserProfile(String userName, final GetResponseCallback callback){ String restUrl = Utils.constructRestUrlForProfile(userName); new GetTask(restUrl, new RestTaskCallback (){ @Override public void on...
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Is the Javascript date object always one day off?

...1-09-24. The date was parsed in UTC (GMT) because you provided a date-only string without any time zone indicator. If you had given a date/time string w/o an indicator instead (new Date("2011-09-24T00:00:00")), it would have been parsed in your local timezone. (Historically there have been inconsist...
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Can angularjs routes have optional parameter values?

...enerating-the-templateurl You can use a function to generate the template string: var app = angular.module('app',[]); app.config( function($routeProvider) { $routeProvider. when('/', {templateUrl:'/home'}). when('/users/:user_id', { ...
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jQuery $.ajax(), $.post sending “OPTIONS” as REQUEST_METHOD in Firefox

... the OPTIONS request and then immediately after that the POST/GET def send_data(request): if request.method == "OPTIONS": response = HttpResponse() response['Access-Control-Allow-Origin'] = '*' response['Access-Control-Allow-Methods'] = 'POST, GET, OPTIONS' resp...
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String.IsNullOrWhiteSpace in LINQ Expression

... You need to replace !string.IsNullOrWhiteSpace(b.Diameter) with !(b.Diameter == null || b.Diameter.Trim() == string.Empty) For Linq to Entities this gets translated into: DECLARE @p0 VarChar(1000) = '' ... WHERE NOT (([t0].[Diameter] IS NUL...
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How do I cast a string to integer and have 0 in case of error in the cast with PostgreSQL?

...e integers and I need it in integer type in a query. Some values are empty strings. The following: 13 Answers ...
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Java Immutable Collections

...may point to the same data through which it can be changed. e.g. List<String> strings = new ArrayList<String>(); List<String> unmodifiable = Collections.unmodifiableList(strings); unmodifiable.add("New string"); // will fail at runtime strings.add("Aha!"); // will succeed System....