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Create nice column output in python
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To read more about the column-sizing algorithm and see the rest of the API you can check out the link above or see the Columnar GitHub Repo
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Hibernate - Batch update returned unexpected row count from update: 0 actual row count: 0 expected:
...or eventually, to get rid of the error. I am facing similar issue, when an API gets hit successively in a different of miliseconds, due to user clicking twice inadvertently. Pessimistic Locking hurts performance; so will be interested to know what you eventually went for ?
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Creating an array of objects in Java
...elements provided by some "factory", since Java 8 (which introduces stream API) we can use this one-liner:
A[] a = Stream.generate(() -> new A()).limit(4).toArray(A[]::new);
Stream.generate(() -> new A()) is like factory for separate A elements created in a way described by lambda, () ->...
How to create separate AngularJS controller files?
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Using the angular.module API with an array at the end will tell angular to create a new module:
myApp.js
// It is like saying "create a new module"
angular.module('myApp.controllers', []); // Notice the empty array at the end here
Using it withou...
How to download source in ZIP format from GitHub?
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not without using the Github API as far as I know.
– Christoph
Feb 11 '13 at 15:25
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force client disconnect from server with socket.io and nodejs
... client should be sufficient though, since socketio does not connect that rapidly, and if somebody really wants to DoS you, they have other ways anyway (e.g. downloading pages from you).
– nh2
Apr 17 '13 at 14:44
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Multiple linear regression in Python
...ked it with R and it works correct.
import numpy as np
import statsmodels.api as sm
y = [1,2,3,4,3,4,5,4,5,5,4,5,4,5,4,5,6,5,4,5,4,3,4]
x = [
[4,2,3,4,5,4,5,6,7,4,8,9,8,8,6,6,5,5,5,5,5,5,5],
[4,1,2,3,4,5,6,7,5,8,7,8,7,8,7,8,7,7,7,7,7,6,5],
[4,1,2,5,6,7,8,9,7,8,7,8,7,7,7,7,7,7,6,6,4...
Create Directory When Writing To File In Node.js
...e that fs.promises is still experimental nodejs.org/dist/latest-v10.x/docs/api/…
– lasec0203
Jul 25 '19 at 8:20
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How do I ignore the authenticity token for specific actions in Rails?
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For rails 5.2, use skip_forgery_protection. See API docs.
– Aaron Breckenridge
Jun 13 '18 at 17:56
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How to use java.String.format in Scala?
... A lot of examples in JDK documentation: docs.oracle.com/javase/7/docs/api/java/util/…
– angelcervera
Nov 27 '13 at 20:58
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