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Android: remove notification from notification bar

... private static final int MY_NOTIFICATION_ID= 1234; String ns = Context.NOTIFICATION_SERVICE; NotificationManager mNotificationManager; mNotificationManager = (NotificationManager) getSystemService(ns); mNotificationManager.notify(MY_NOTIFICATION_ID, notification); The example...
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Load RSA public key from file

...y.spec.*; public class PrivateKeyReader { public static PrivateKey get(String filename) throws Exception { byte[] keyBytes = Files.readAllBytes(Paths.get(filename)); PKCS8EncodedKeySpec spec = new PKCS8EncodedKeySpec(keyBytes); KeyFactory kf = KeyFactory.getInstance("RSA");...
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How to read and write excel file

... and write an Excel file from Java with 3 columns and N rows, printing one string in each cell. Can anyone give me simple code snippet for this? Do I need to use any external lib or does Java have built-in support for it? ...
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Using boolean values in C

...so true = !false will always assign value 1. This method does not give any extra safety over typedef enum { false, true } bool;. – user694733 Sep 4 '19 at 9:27 2 ...
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VIM Disable Automatic Newline At End Of File

...line" and EOL are being conflated. Inferior editors incorrectly display an extra newline because of an EOL, vim is not adding a "newline"! – ches May 28 '12 at 8:38 add a comm...
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Find the most common element in a list

...same basic idea, just expressed more simply and compactly... but, alas, an extra O(N) auxiliary space (to embody the groups' iterables to lists) and O(N squared) time (to get the L.index of every item). While premature optimization is the root of all evil in programming, deliberately picking an O(N ...
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Why does Chrome incorrectly determine page is in a different language and offer to translate?

...o go away for future visitors. Won't it be a lot of work to add all these extra tags? Yes, very likely. If you are using Wordpress or another Content Management System then look in their documentation for quick ways to update your code! ...
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Objective-C: difference between id and void *

...ning, not an error. Not only that, you can do this: int i = (int)@"Hello, string!"; and follow up with: printf("Sending to an int: '%s'\n", [i UTF8String]);. It's a warning, not an error (and not exactly recommended, nor portable). But the reason why you can do these things is all basic C. ...
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Is there a Java equivalent or methodology for the typedef keyword in C++?

...ss you would like to typedef, e.g.: public class MyMap extends HashMap<String, String> {} share | improve this answer | follow | ...
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Rails: fields_for with index?

...:namespace] = options[:namespace] case record_name when String, Symbol if nested_attributes_association?(record_name) return fields_for_with_nested_attributes(record_name, record_object, fields_options, block) end else re...