How do I strip whitespace from a string in OCaml?

To learn the basics of OCaml, I'm solving one of the easy facebook engineering puzzles using it. Essentially, I'd like to do something like the following Python code: some_str =...

"Uncompilable source code" RuntimeException in netbeans

I'm trying to help another developer who is using Netbeans. When he runs or debugs some code of his in Netbeans (6.9.1) he gets an "Uncompilable source code" RuntimeException. I'm pretty...

Convert a string representing a binary number to a base 10 string haskell

I have the string "1001" and I want the string "9". The numeric library has the (rather clunky) showIntAtBase, but I haven't been able to find the opposite.

How should functionality that requires root privileges be added to a Common Lisp library?

###Original Question I'm trying to create a Lisp library that can, among other things, edit my system's /etc/hosts file and nginx configurations. The problem I'm facing is that, because my Lisp...

Jersey: No WebApplication provider is present

I follow exact steps in this http://www.ibm.com/developerworks/library/wa-aj-tomcat/, and I included all the jars correctly(i believe). And I still got the errors like the following: Jun 24, 2013...

How to Run Excel macro from SharePoint?

I have a document library in SharePoint. I export to Excel and then run a macro stored in my personal workbook to manipulate the data. Can the macro be stored in SharePoint and run against Excel...

ruby-debug Could not create Makefile due to some reason, probably lack of necessary libraries and/or headers

My Rails is 3.2.1.4, Ruby is 1.9.3p448. I got an error when I install ruby-debug: Building native extensions. This could take a while... ERROR: Error installing ruby-debug: ERROR: Failed...

Debugging error message: "A script on this page is causing Internet Explorer to run slowly"

One of my users is intermittently getting a dialog in IE 8 that says: A script on this page is causing Internet Explorer to run slowly This problem has been reported numerous times in the MSDN...

error: ISO C forbids nested functions - What's wrong?

What's wrong with this merge sort usage? I'm trying to sort an array of size 9 as given in main(). However, I'm using the merge_sort method and it gives me the error: "ISO C forbids nested...

Get None instead of a string slice if an index range is not valid

I want to check if a string starts with "|<any char><any char>TD". I have already verified that the string only contains 0..9, a-z, A-Z, space, ',' and '*'. Including the regex crate for such a...

Web-scraping of mobile apps?

Is there any program/library available that can scrape the contents of an mobile apps' screen? The goal is to have a nice data structure for the Instagram "Following" feed.

npm ENOSELF error - installing a package in its gh-pages branch

I'd like to write some documentation for a JS Lib on GitHub, using the Lib itself. I created an empty branch called gh-pages and started building the documentation pages. Now I need to write some...

Error relocating - symbol not found - building docker-fpm-alpine image

Trying to create an image (from a working one) I got this error, been googling the solution but couldn't find a proper one, I asume something's wrong with libraries. Don't fully understand what...

Declare data type to ruamel.yaml so that it can represen/serialize it?

I am using a function from a python library which returns an object with a specific data type. I would like to serialize that object to a yaml file and I would like to use ruamel.yaml. The problem...

Passing class static factory as method parameter in Dart

I'm currently attempting to abstract making different HTTP requests by using generics. I'm using json_serializale for generating fromJson() and toJson() methods. Here is a simple model...

How to force edge direction using vis.js?

I have trouble forcing the edges in a vis network to go into one direction. The problem seems to be that the library prefers edges which are exactly 1 level long in the hierarchy. Used layout...

How to use passport-local with graphql

I'm trying to implement GraphQL in my project and I would like to use passport.authenticate('local') in my login Mutation Code adaptation of what I want: const typeDefs = gql` type Mutation { ...

How to solve (Could not initialize class org.codehaus.groovy.reflection.ReflectionCache) issue in react native

$ npx react-native run-android info Running jetifier to migrate libraries to AndroidX. You can disable it using "--no-jetifier" flag. Jetifier found 864 file(s) to forward-jetify. Using 4...

How to change Binance server time using Python?

Question How can I change the server time of Binance, one of the biggest cryptocurrency exchange, using the programming language Python? Details 1. I am using the python library...

Can't make csshX working on Mac OS Big Sur

csshX not working on Mac Big Sur. Unimplemented: POSIX::tmpnam(): use File::Temp instead at /System/Library/Perl/5.28/darwin-thread-multi-2level/POSIX.pm line 185. Unimplemented: POSIX::tmpnam()...

Can we implement metal framework in CPP

I am planning to implement iOS metal library in CPP. This library is meant to expose high level API's that can be used other modules. Does Metal expose CPP level api that i can use in my library?

Playwright & NodeJs - Read CSV and push data to an array

I am using the playwright library for web scraping and URLs are stored in a CSV file. I am trying to read the CSV file and pick the URLs in an array to utilize in the scraping code. Here is the...

cv2.face.LBPHFaceRecognizer_create() is not working even though i have installed the library of it in pycharm window. what to do?

I am trying to use '''cv2.face.LBPHFaceRecognizer_create()''' in my program but this error came AttributeError: module 'cv2.cv2' has no attribute 'face' on pycharm. I had install all the following...

How to read register of digital counter with minimalmodbus

I'm trying to read the values of an industry digital counter with Modbus RTU RS-485. Using USB-RS-485 conversion, and here is the master send code is taken from the following datasheet, Datasheet...

Testing a Material ui Select component without using testid

I am currently using Material UI and react-testing-library on a form. I have a Select which is populated by an array of objects. import React, { useState } from 'react'; import { Select, MenuItem,...

MAMP PRO crashes on launch (Monterey 12.0.1)

Not sure if it's the fault of the new system since I have seen others successfully run mamp pro from MacRumors. And I have tried to give full disk access via system preference, also, I ran sudo...

Root explorer Android 11 (API 30)

When I target api 30 and try to retrieve the list of files in the path "/data/data" (with root permissions), I only get the folder of my app, while with api 29 or lower I get all the files...

Could not load library cudnn_cnn_infer64_8.dll. Error code 126 Please make sure cudnn_cnn_infer64_8.dll is in your library path a

I want to train the model to recognize various techniques, I make a model in darknet yolov4, put it on Windows 10, did everything, and VS 2019 put, and CMake, OpenCV, Cuda and CUDNN. Put Cuda and...

How do I parse xml documents in Palantir Foundry?

I have a set of .xml documents that I want to parse. I previously have tried to parse them using methods that take the file contents and dump them into a single cell, however I've noticed this...

How to reduce the size of the executable?

When I compile this code using the {fmt} lib, the executable size becomes 255 KiB whereas by using only iostream header it becomes 65 KiB (using GCC v11.2). time_measure.cpp #include...