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bash - Run multiple curl commands in parallel

I have the following shell script. The issue is that I want to run the transactions parallel/concurrently ... .com/questions/46362284/run-multiple-curl-commands-in-parallel...

asked Oct 7, 2021 in Technique[技术] by 深蓝 (71.8m points)

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dockerfile - npm ERR! Tracker "idealTree" already exists while creating the Docker image for Node project

I have created one node.js project called simpleWeb. The project contains package.json and index.js. index. ... tracker-idealtree-already-exists-while-creating-the-docker-image-for...

asked Oct 7, 2021 in Technique[技术] by 深蓝 (71.8m points)

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How to remove the underline from the EditText field in Android?

Whenever a word is typed in the EditText box, I always see an underline under the word being typed. But when I ... /how-to-remove-the-underline-from-the-edittext-field-in-android...

asked Oct 7, 2021 in Technique[技术] by 深蓝 (71.8m points)

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javascript - Group objects by multiple properties in array then sum up their values

Grouping elements in array by multiple properties is the closest match to my question as it indeed groups objects by ... -by-multiple-properties-in-array-then-sum-up-their-values...

asked Oct 7, 2021 in Technique[技术] by 深蓝 (71.8m points)

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Python OpenCV convert image to byte string?

I'm working with PyOpenCV. How to convert cv2 image (numpy) to binary string for writing to MySQL db ... .com/questions/17967320/python-opencv-convert-image-to-byte-string...

asked Oct 7, 2021 in Technique[技术] by 深蓝 (71.8m points)

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java - Apache HttpClient (4.1 and newer): how to do basic authentication?

How do I add basic authentication for the default client of the httpClient library? I have seen examples where they ... -httpclient-4-1-and-newer-how-to-do-basic-authentication...

asked Oct 7, 2021 in Technique[技术] by 深蓝 (71.8m points)

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Convert a SQL query result table to an HTML table for email

I am running a SQL query that returns a table of results. I want to send the table in an email using dbo. ... /convert-a-sql-query-result-table-to-an-html-table-for-email...

asked Oct 7, 2021 in Technique[技术] by 深蓝 (71.8m points)

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javascript - How to set cell width when export .xlsx files with js-xlsx

I am trying to set a fixed column/cell width to my exported excel files with js-xlsx. EDIT: Here is the source of ... /how-to-set-cell-width-when-export-xlsx-files-with-js-xlsx...

asked Oct 7, 2021 in Technique[技术] by 深蓝 (71.8m points)

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How do you design the architecture of an Erlang/OTP-based distributed fault-tolerant multicore system?

I would like to build an Erlang/OTP-based system which solves an 'embarassingly parrallel' problem. I have ... -the-architecture-of-an-erlang-otp-based-distributed-fault-tole...

asked Oct 7, 2021 in Technique[技术] by 深蓝 (71.8m points)

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unit testing - Why is design-by-contract not so popular compared to test-driven development?

You may think this question is like this question asked on StackOverflow earlier. But I am trying to look at ... -by-contract-not-so-popular-compared-to-test-driven-development...

asked Oct 7, 2021 in Technique[技术] by 深蓝 (71.8m points)

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keylistener - Key Listeners in python?

Is there a way to do key listeners in python without a huge bloated module such as pygame? An example ... from:https://stackoverflow.com/questions/11918999/key-listeners-in-python...

asked Oct 7, 2021 in Technique[技术] by 深蓝 (71.8m points)

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reactjs - How can I fix jsx-a11y/anchor-is-valid when using the Link component in React?

In a React app <Link to={`/person/${person.id}`}>Person Link</Link> results in the following eslint error The ... -jsx-a11y-anchor-is-valid-when-using-the-link-component-in-react...

asked Oct 7, 2021 in Technique[技术] by 深蓝 (71.8m points)

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In C#, what is the best method to format a string as XML?

I am creating a lightweight editor in C# and would like to know the best method for converting a string into a nicely ... c-what-is-the-best-method-to-format-a-string-as-xml...

asked Oct 7, 2021 in Technique[技术] by 深蓝 (71.8m points)

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git diff - GIT - How to list only newly added files between two branches

how can I list newly created(added) files between two branches? I can list all files that have been changed with: ... /git-how-to-list-only-newly-added-files-between-two-branches...

asked Oct 7, 2021 in Technique[技术] by 深蓝 (71.8m points)

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c++ - Order of calling constructors/destructors in inheritance

A little question about creating objects. Say I have these two classes: struct A{ A(){cout << " ... .com/questions/7539282/order-of-calling-constructors-destructors-in-inheritance...

asked Oct 7, 2021 in Technique[技术] by 深蓝 (71.8m points)

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implement android:src="@drawable/image" programmatically in Android

I am trying to set the foreground image on an image button. After some research, I came ... /questions/7346864/implement-androidsrc-drawable-image-programmatically-in-android...

asked Oct 7, 2021 in Technique[技术] by 深蓝 (71.8m points)

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Powershell Multidimensional Arrays

I have a way of doing Arrays in other languagues like this: $x = "David" $arr = @() ... from:https://stackoverflow.com/questions/9397137/powershell-multidimensional-arrays...

asked Oct 7, 2021 in Technique[技术] by 深蓝 (71.8m points)

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python - MSSQL2008 - Pyodbc - Previous SQL was not a query

I can't figure out what's wrong with the following code, The syntax IS ok (checked with SQL Management ... com/questions/7753830/mssql2008-pyodbc-previous-sql-was-not-a-query...

asked Oct 7, 2021 in Technique[技术] by 深蓝 (71.8m points)

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ios - Change frame programmatically with auto layout

I have a UITableView with Auto Layout and I need to reduce the height when the GADBannerView appears at ... .com/questions/23655096/change-frame-programmatically-with-auto-layout...

asked Oct 7, 2021 in Technique[技术] by 深蓝 (71.8m points)

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javascript - How display only years in input Bootstrap Datepicker?

I am using the following code to display only the years: $("#datepicker").datepicker( {viewMode: "years ... /questions/13128701/how-display-only-years-in-input-bootstrap-datepicker...

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Why is C++'s NULL typically an integer literal rather than a pointer like in C?

I've been writing C++ for many years, using nullptr for null pointers. I also know C, whence NULL originates, ... null-typically-an-integer-literal-rather-than-a-pointer-like-in-c...

asked Oct 7, 2021 in Technique[技术] by 深蓝 (71.8m points)

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datetime - Calculate week of month in .NET

Do the .NET libraries have an easy way of returning the week number for a given date? For example, input ... ://stackoverflow.com/questions/2136487/calculate-week-of-month-in-net...

asked Oct 7, 2021 in Technique[技术] by 深蓝 (71.8m points)

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java - How to access a field's value in an object using reflection

My Question: How to overcome an IllegalAccessException to access the value of an object's field using reflection. ... to-access-a-fields-value-in-an-object-using-reflection...

asked Oct 7, 2021 in Technique[技术] by 深蓝 (71.8m points)

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python - How would I package and sell a Django app?

Currently I am hosting a Django app I developed myself for my clients, but I am now starting to look at selling ... com/questions/164901/how-would-i-package-and-sell-a-django-app...

asked Oct 7, 2021 in Technique[技术] by 深蓝 (71.8m points)

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356 views

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Export DataTable to Excel with Open Xml SDK in c#

My program have ability to export some data and DataTable to Excel file (template) In the template I insert the data to ... /export-datatable-to-excel-with-open-xml-sdk-in-c-sharp...

asked Oct 7, 2021 in Technique[技术] by 深蓝 (71.8m points)

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javascript - Generate an RFC 3339 timestamp similar to Google Tasks API?

I am in the process of building an app that syncs with Google Tasks. As part part of the syncing, I want ... /7244246/generate-an-rfc-3339-timestamp-similar-to-google-tasks-api...

asked Oct 7, 2021 in Technique[技术] by 深蓝 (71.8m points)

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java - @deprecated vs @Deprecated

(This question already has answers here): question from:https://stackoverflow.com/questions/20674135/deprecated-vs-deprecated...

asked Oct 7, 2021 in Technique[技术] by 深蓝 (71.8m points)

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html - Display a video from a Blob Javascript

I would like to display a video from a Javascript Blob/File object in the HTML5 video tag. This code ... .com/questions/14317179/display-a-video-from-a-blob-javascript...

asked Oct 7, 2021 in Technique[技术] by 深蓝 (71.8m points)

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