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JavaScript “new Array(n)” and “Array.prototype.map” weirdness
...p calls a provided callback function once for each element in an array, in order, and constructs a new array from the results. callback is invoked only for indexes of the array which have assigned values; it is not invoked for indexes which have been deleted or which have never been assigned values....
App restarts rather than resumes
...tivity (Launch from home, launch from 'up' button, launch from Play Store, etc.)
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How do you connect localhost in the Android emulator? [duplicate]
... not working for me. I have added custom name for my site in etc/hosts now I want to access mywebapp.local URL in android simulator how can I do that
– joy
May 19 at 11:05
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Domain Driven Design: Domain Service, Application Service
...Services : Used to
abstract technical concerns (e.g.
MSMQ, email provider, etc).
Keeping Domain Services along with your Domain Objects is sensible – they are all focused on domain logic. And yes, you can inject Repositories into your Services.
Application Services will typically use both Doma...
append new row to old csv file python
...e to append a new row opening the file in 'a'mode.
Even in windows, in order to avoid the newline problem, you must declare it as newline=''.
Now you can open the file in 'a'mode (without the b).
import csv
with open(r'names.csv', 'a', newline='') as csvfile:
fieldnames = ['This','aN...
How do you roll back (reset) a Git repository to a particular commit? [duplicate]
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Highly active question. Earn 10 reputation in order to answer this question. The reputation requirement helps protect this question from spam and non-answer activity.
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What's the best way to share data between activities?
...ashMap of WeakReferences
Persist objects (sqlite, share preferences, file, etc.)
TL;DR: there are two ways of sharing data: passing data in the intent's extras or saving it somewhere else. If data is primitives, Strings or user-defined objects: send it as part of the intent extras (user-defined ob...
How to display gpg key details without importing it?
... ACK, this is very good, doesn't require local personal keyring etc. does display the key name... works best.
– Florian Heigl
Apr 30 '17 at 16:22
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INSERT statement conflicted with the FOREIGN KEY constraint - SQL Server
...act so that if you were to try on your own and didn't realize there was an order of operations, then you would get this error. Naturally after adding the primary key data, your foreign key data in the child table must conform to the primary key field in the parent table, otherwise, you will still g...
Correct use for angular-translate in controllers
...roller activation but it doesn't detect the runtime change in language. In order to achieve that behavior, you could listen the $rootScope event: $translateChangeSuccess and do the same translation there:
$rootScope.$on('$translateChangeSuccess', function () {
$translate(['COMMON.SI', '...