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Getting activity from context in android
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@lygstate: What target API level are you using in your app? What is the error? This only works within the UI (activities, fragments, etc), not in Services.
– Theo
Apr 16 '18 at 19:45
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How to open a specific port such as 9090 in Google Compute Engine
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I am not sure if they changed the api but the source and target seems to be the opposite than @modulitos's answer. According to the firewall-rules command documentation, source means incoming traffic whereas target refers to the instances to apply the rule to...
Drawing an image from a data URL to a canvas
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Perhaps this fiddle would help ThumbGen - jsFiddle It uses File API and Canvas to dynamically generate thumbnails of images.
(function (doc) {
var oError = null;
var oFileIn = doc.getElementById('fileIn');
var oFileReader = new FileReader();
var oImage = new Image();
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Set “this” variable easily?
...at whenever that function is called, it will be in the context of element. api.jquery.com/jquery.proxy
– Trevin Avery
Oct 30 '14 at 20:31
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How to get a file or blob from an object URL?
...le to gather the blob object that blob URL is pointing to. I'm using fetch api in the browser, which is giving me this error – Refused to connect to 'blob:https://twitter.com/9e00aec3-6729-42fb-b5a7-01f50be302fa' because it violates the following Content Security Policy directive: "connect-src . C...
How to clear a notification in Android
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Starting with API level 18 (Jellybean MR2) you can cancel Notifications other than your own via NotificationListenerService.
@TargetApi(Build.VERSION_CODES.JELLY_BEAN_MR2)
public class MyNotificationListenerService extends NotificationLi...
PostgreSQL query to list all table names?
...ght not be populated if track_activities is disabled. Using the "official" API such as pg_tables or information_schema.table is a much better choice.
– a_horse_with_no_name
Oct 13 '14 at 11:54
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Gradle - getting the latest release version of a dependency
...sible automated (and perhaps manual) testing. That process should include API compatibility checks, regression testing and so on. Why then can the build become a lottery? Only if you are "releasing" artifacts that have not been sufficiently tested.
– RCross
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jquery - return value using ajax result on success
... having an asynchronous call is not requirement. More on jquery.ajax() doc api.jquery.com/jQuery.ajax , not that As of jQuery 1.8, the use of async: false with jqXHR ($.Deferred) is deprecated;
– Adrien Be
Jul 12 '13 at 9:05
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How to count the number of occurrences of an element in a List
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Always prefer Api from JRE, that add another dependency to the project. And don't Reinventing the wheel !!
– Fernando.
Jun 4 '18 at 8:07
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