This Value is Not a Function and Cannot be Applied F#

2021-6-21 anglehua

I have been trying to write a program in F# which takes two values (a tuple): a number and a string. Depending on whether the string tells the program to add or multiply, it will add or multiply the input number with all the integers from 1 to that number (i.e. 1..n). Here is the code let add...

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Nuget package source is unchecked automatically

2021-6-21 anglehua

I have added our org specific nuget package sources that has urls pointing to our local network for which I have complete access. After adding it by checking the checkbox in the package manager settings and closing the window, when I check the list of package sources again, one specific package sour...

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R fill values depending on combination

2021-6-21 anglehua

I have a list of several (variable) number of letters in combination, for example this: vec = c("a", "b", "c") comb = unlist(lapply(1:length(vec), combn, x = vec, simplify = FALSE), recursive = FALSE) # this creates all the combinations of the vector I am interested in, i.e. for three letters: # a...

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Difference between pgAdmin and PostgreSQL

2021-6-21 anglehua

Can someone tell me the difference between pgAdmin and postgreSQL? Are both of them one in the same? I can't draw a ER diagram in pgAdmin but was wondering if it's possible in postgreSQL? Once I downloaded the postgreSQL it automatically downloaded the pgAdmin and the postgreSQL database is not in s...

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Extracting a list of values from a list of maybes without fromJust

2021-6-21 anglehua

Input: [Just "foo", Just "bar", Nothing, Just "quux"] Output: ["foo", "bar", "quux"] I'm not satisfied with the following solution using fromJust because it's not very portable to elm which doesn't like unsafe functions: extract list = map fromJust $ filter isJust list Is there another concise / idi...

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How to count objects in image using python?

2021-6-21 anglehua

I am trying to count the number of drops in this image and the coverage percentage of the area covered by those drops. I tried to convert this image into black and white, but the center color of those drops seems too similar to the background. So I only got something like the second picture. Is the...

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Implementation of (^)

2021-6-21 anglehua

I was reading the code of the implementation of (^) of the standard haskell library : (^) :: (Num a, Integral b) => a -> b -> a x0 ^ y0 | y0 < 0 = errorWithoutStackTrace "Negative exponent" | y0 == 0 = 1 | otherwise = f x0 y0 where -- f : x0 ^ y0 = x ^ y ...

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Docker compose global level logging

2021-6-21 anglehua

I know for the latest docker compose, we can specify logging on a per service basis. eg :- version: '2' services: Sachin: image: hike/ubuntu:14.04 volumes: - .:/testDocker working_dir: /testDocker logging: driver: "json-file" options: max-size: "25m" max-file: ...

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While debugging, how to print all variables (which is in list format) who are trainable in Tensorflow?

2021-6-21 anglehua

While debugging, how to print all variables (which is in list format) who are trainable in Tensorflow? For instance, tvars = tf.trainable_variables() I want to check all the variables in tvars (which is list type). I've already tried the below code which returns error, myvars = session.run(...

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How can I find the missing integers in a unique and sequential list (one per line) in a unix terminal?

2021-6-21 anglehua

Suppose I have a file as follows (a sorted, unique list of integers, one per line): 1 3 4 5 8 9 10 I would like the following output (i.e. the missing integers in the list): 2 6 7 How can I accomplish this within a bash terminal (using awk or a similar solution, preferably a one-liner)? Using awk...

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How can I debug the source code of .Net Core or the Base class libraries (coreFx)?

2021-6-21 anglehua

I am using .NET Core 1.0 and Visual Studio 2015 Update 3 to make a simple Asp.Net Core MVC website. How can I debug my application and "Step Into" the .NET Core source code that is available on GitHub? Specifically, I am trying to troubleshoot one issue with Microsoft.AspNetCore.Authentication.Fac...

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Mocking http requests in node using mocha and sinon

2021-6-21 anglehua

I have written a NodeJS app using express that proxies some calls to external APIs. So I am trying to write a unit test using Mocha and Sinon. My goal is to test the app without any internet connectivity so I am trying to mock the https requests and return mock replies. I'm having a problem that I c...

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Simple clickable link in Cocoa and Swift

2021-6-21 anglehua

Im writing a desktop app in swift for mac 10.11 and I would like to add a link to the about page. Very much like this: https://developer.apple.com/library/mac/qa/qa1487/_index.html I haven't been able to find a good tutorial or reference. Any help would be much appreciated Swift 4, xCode 9 @IBDes...

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WebStorm uses 100% CPU

2021-6-21 anglehua

I use WebStorm 11 and developing in Angular2. The ng serve is working on background from the cmd and the CPU is on 1% work. When the WebStorm is opening, the CPU jump to 30%-60% and when he start indexing it goes to 100% until the WebStorm crushes. I have Intel(R) Core(TM) i503210M CPU @ 2.50GHz 2....

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Azure Traffic Manager SSL Setup (not classic)

2021-6-21 anglehua

I have an Azure API App Service that I want to configure "priority" traffic management for (this is the new Traffic Manager, not classic). I have deployed the service to two separate Azure regions and configured a Traffic Manager instance to perform priority routing to the two service instances. T...

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How do I set up an AngularJS app using AWS?

2021-6-21 anglehua

Would I use an EC2 instance and install a web server (such as Node.js) on it and then do everything as per usual or do I have to use something such as the AWS SDK for JavaScript? (This is not a static AngularJS app and will be interacting with an application server) If your app only use angular js,...

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Is Fused Location Provider good choice?

2021-6-21 anglehua

I am developing an application where I want to use Fused Location Provider. But I have some doubts, and couple of questions. When GPS is off and I set priority to HIGH, does that mean that the GPS will be automatically turned on, or not? Can I set UpdateLocation with Fused provider with HIGH priori...

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How can the location of Cargo's configuration directory be overridden?

2021-6-21 anglehua

It seems that the default behavior of Cargo when searching for its configuration directory is to look in the current user's home directory (~/.cargo on my system). How can this behavior be modified to make Cargo look in a user-supplied directory instead? Environment variables Cargo reads You can o...

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Defining public Constants file in node.js

2021-6-21 anglehua

I am trying to create a single file to contain all Constants. Here is my constants.js module: module.exports.TRIP_STATUS = Object.freeze({ TRIP_STAUTS_INITIATED : 1000, TRIP_STAUTS_PENDING_PRE_INSP : 1001, TRIP_STAUTS_ACTIVE : 1002, TRIP_STAUTS_PENDING_POST_INSP : 1003...

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Redefinition of parameter $quotaMax error when using MWS to get product information

2021-6-21 anglehua

I'm trying to get information from a product using Amazon MWS API and I'm get this annoying error: Fatal error: Redefinition of parameter $quotaMax in....(path to file ResponseHeaderMetadata.php) My MWS credentials are ok because I tried the exact same credentials on the MWS scratchpad and the respo...

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