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Unioning two tables with different number of columns
...Normally you need to have the same number of columns when you're using set based operators so Kangkan's answer is correct.
SAS SQL has specific operator to handle that scenario:
SAS(R) 9.3 SQL Procedure User's Guide
CORRESPONDING (CORR) Keyword
The CORRESPONDING keyword is used only when a set oper...
Get real path from URI, Android KitKat new storage access framework [duplicate]
...Documents, as well as the _data field for the MediaStore and
* other file-based ContentProviders.
*
* @param context The context.
* @param uri The Uri to query.
* @author paulburke
*/
public static String getPath(final Context context, final Uri uri) {
final boolean isKitKat = Build.VERSI...
Node.js: how to consume SOAP XML web service
...be consumed by a remote client. This soap service computes Body Mass Index based on weight(kg) and height(m).
const soap = require('soap');
const express = require('express');
const app = express();
/**
* this is remote service defined in this file, that can be accessed by clients, who will supply...
What is the apply function in Scala?
...
Types in Scala can usually be inferred based on the arguments, but if not you can supply them via the square brackets. so when instantiating an Average object you could say "val avg = new Average[Int](0)"
– Angelo Genovese
Ju...
What is jQuery Unobtrusive Validation?
...ed="true">
<input type="submit" value="Submit">
</form>
Based on either of these examples, if the form fields that are required have been filled, and they meet the additional attribute criteria, then a message will pop up notifying that all form fields are validated. Otherwise, th...
Basic HTTP and Bearer Token Authentication
...strongest auth-scheme it understands and request credentials from the user based upon that challenge." So like i have written 2 days ago i needed to pass the token to a non-standard header which is absolutely okay when you deal with non-standard architectures.
– Azngeek
...
How to calculate moving average using NumPy?
...ou can easily implement it with np.cumsum, which may be is faster than FFT based methods:
EDIT Corrected an off-by-one wrong indexing spotted by Bean in the code. EDIT
def moving_average(a, n=3) :
ret = np.cumsum(a, dtype=float)
ret[n:] = ret[n:] - ret[:-n]
return ret[n - 1:] / n
>...
Using the slash character in Git branch name
...
Sometimes that problem occurs if you already have a branch with the base name.
I tried this:
git checkout -b features/aName origin/features/aName
Unfortunately, I already had a branch named features, and I got the exception of the question asker.
Removing the branch features resolved the...
What is content-type and datatype in an AJAX request?
...ng back from the server. If none is specified, jQuery will try to infer it based on the
MIME type of the response
"text": A plain text string.
So you want contentType to be application/json and dataType to be text:
$.ajax({
type : "POST",
url : /v1/user,
dataType : "text",
...
How to throw a C++ exception
...is is also relevant if the caught objects were "normal" object like: class Base{}; and class Derived : public Base {}...
5) g++ 7.3.0 on Ubuntu 18.04.1 produces a warning that indicates the mentioned issue:
In function ‘void illustrateDerivedExceptionCatch()’:
item12Linux.cpp:48:2: warnin...