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String comparison in Python: is vs. == [duplicate]

...x==y is also True. Not always. NaN is a counterexample. But usually, identity (is) implies equality (==). The converse is not true: Two distinct objects can have the same value. Also, is it generally considered better to just use '==' by default, even when comparing int or Boolean value...
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Best way to implement keyboard shortcuts in a Windows Forms application?

... You probably forgot to set the form's KeyPreview property to True. Overriding the ProcessCmdKey() method is the generic solution: protected override bool ProcessCmdKey(ref Message msg, Keys keyData) { if (keyData == (Keys.Control | Keys.F)) { MessageBox.Show("What the Ctrl+F?"); return...
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What's “requestCode” used for on PendingIntent?

...ance later on (for cancelling, etc). Yes, my guess is the alarms will override each other. I would keep the request codes unique. share | improve this answer | follow ...
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What are some common uses for Python decorators? [closed]

... Great example! No idea what it does though. An explanation what you are doing there, and how the decorator solves the problem would be very nice. – MeLight Jun 15 '14 at 16:00 ...
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How to cancel a local git commit

... I don't know what this did, but a lot of files appeard on my change list, files I didn't touch – FRR Feb 5 '15 at 14:05 ...
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Cross-thread operation not valid: Control 'textBox1' accessed from a thread other than the thread it

...ectly in the serialport1_DataReceived method, use this pattern: delegate void SetTextCallback(string text); private void SetText(string text) { // InvokeRequired required compares the thread ID of the // calling thread to the thread ID of the creating thread. // If these threads are different...
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Is it possible to disable scrolling on a ViewPager

...s of ViewPager that has a private boolean flag, isPagingEnabled. Then override the onTouchEvent and onInterceptTouchEvent methods. If isPagingEnabled equals true invoke the super method, otherwise return. public class CustomViewPager extends ViewPager { private boolean isPagingEnabled = true; ...
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Java ArrayList replace at specific index

...thod is a static method which is not, is it ? – Android Killer Mar 17 '13 at 17:20 9 @AndroidKill...
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How to use System.Net.HttpClient to post a complex type?

...questMessage<T> has been removed. This : new HttpRequestMessage<Widget>(widget) will no longer work. Instead, from this post, the ASP.NET team has included some new calls to support this functionality: HttpClient.PostAsJsonAsync<T>(T value) sends “application/json” HttpCli...
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How to refresh / invalidate $resource cache in AngularJS

...ol it like any another cache made with $cacheFactory, a usage instance provided below: $httpDefaultCache.remove(key); // Where key is the relative URL of your resource (eg: /api/user/current/51a9020d91799f1e9b8db12f) share...