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c++ - Capture and move a unique_ptr in a c++14 lambda expression

I am capturing a unique_ptr in a lambda expression this way: auto str = make_unique<string>("my string"); auto lambda ... /capture-and-move-a-unique-ptr-in-a-c14-lambda-expression...

asked Oct 6, 2021 in Technique[技术] by 深蓝 (71.8m points)

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Git lost commits

I was trying to fix a problem in git and accidentally used git reset --hard to some previous commit. ... question from:https://stackoverflow.com/questions/6718672/git-lost-commits...

asked Oct 6, 2021 in Technique[技术] by 深蓝 (71.8m points)

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data structures - Explanation of runtimes of BFS and DFS

Why are the running times of BFS and DFS O(V+E), especially when there is a node that has a directed ... /stackoverflow.com/questions/6850357/explanation-of-runtimes-of-bfs-and-dfs...

asked Oct 6, 2021 in Technique[技术] by 深蓝 (71.8m points)

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Adding a command to Vim

I finally decided to try out Vim, as I am getting increasingly frustrated by GUI editors. So far, I'm ... :https://stackoverflow.com/questions/2001190/adding-a-command-to-vim...

asked Oct 6, 2021 in Technique[技术] by 深蓝 (71.8m points)

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android - Center CheckBox drawable within itself

I have a CheckBox that I want centered within its own boundaries, not pushed to the side. Probably ... //stackoverflow.com/questions/13411288/center-checkbox-drawable-within-itself...

asked Oct 6, 2021 in Technique[技术] by 深蓝 (71.8m points)

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angular - This class is visible to consumers via SomeModule -> SomeComponent, but is not exported from the top-level library entrypoint

I upgraded all my angular library to angular 9.0.0 using ng update and when I try to build them I got ... class-is-visible-to-consumers-via-somemodule-somecomponent-but-is-not-e...

asked Oct 6, 2021 in Technique[技术] by 深蓝 (71.8m points)

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r - Hiding NA's when printing a dataframe in knitr

I'm trying to print a table in knitr from a data frame using xtable . The table in the example below has ... .com/questions/27626461/hiding-nas-when-printing-a-dataframe-in-knitr...

asked Oct 6, 2021 in Technique[技术] by 深蓝 (71.8m points)

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linux - Can yum tell me which of my repositories provide a particular package?

Hopefully short version of the question: If I'm on a machine that has a particular package installed, is there ... yum-tell-me-which-of-my-repositories-provide-a-particular-package...

asked Oct 6, 2021 in Technique[技术] by 深蓝 (71.8m points)

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c# - Could not load file or assembly System.Net.Http version 4.1.1.0

I'm porting a Net Framework 4 dll to Net Core. When porting my unit tests project I get an exception running some ... -load-file-or-assembly-system-net-http-version-4-1-1-0...

asked Oct 6, 2021 in Technique[技术] by 深蓝 (71.8m points)

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logging - How to limit log file size in python

I am using windows 7 and python 2.7. I want to limit my log file size to 5MB. My app, when it starts ... //stackoverflow.com/questions/24505145/how-to-limit-log-file-size-in-python...

asked Oct 6, 2021 in Technique[技术] by 深蓝 (71.8m points)

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javascript - Triple (3) Equal Signs

(This question already has answers here): question from:https://stackoverflow.com/questions/11234575/triple-3-equal-signs...

asked Oct 6, 2021 in Technique[技术] by 深蓝 (71.8m points)

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Get index of current element in C++ range-based for-loop

My code is as follows: std::cin >> str; for ( char c : str ) if ( c == 'b' ) vector.push_back(i) ... .com/questions/15149354/get-index-of-current-element-in-c-range-based-for-loop...

asked Oct 6, 2021 in Technique[技术] by 深蓝 (71.8m points)

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linux - Scp command syntax for copying a folder from local machine to a remote server

(Closed.) This question is off-topic. It is not currently accepting answers. question from:https://stackoverflow.com/ ... for-copying-a-folder-from-local-machine-to-a-remote-server...

asked Oct 6, 2021 in Technique[技术] by 深蓝 (71.8m points)

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java - Domain objects/services and the Business Logic Layer

What are domain objects and domain services in software architecture? I am not familiar with them or how ... questions/5589141/domain-objects-services-and-the-business-logic-layer...

asked Oct 6, 2021 in Technique[技术] by 深蓝 (71.8m points)

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Difference between pthread and fork on gnu/Linux

What is the basic difference between a pthread and fork w.r.t. linux in terms of implementation differences ... /questions/5514464/difference-between-pthread-and-fork-on-gnu-linux...

asked Oct 6, 2021 in Technique[技术] by 深蓝 (71.8m points)

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alphabet - Creating a sequential list of letters with R

I would like to be able to create a sequence of letters in R (to assist in importing data from a SPSS ... .com/questions/1439513/creating-a-sequential-list-of-letters-with-r...

asked Oct 6, 2021 in Technique[技术] by 深蓝 (71.8m points)

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android - How to load a image from assets?

i need to load a image from assets to avoid a froyo 2.2.2 bug resizing POT images in some particular cases ... //stackoverflow.com/questions/7645268/how-to-load-a-image-from-assets...

asked Oct 6, 2021 in Technique[技术] by 深蓝 (71.8m points)

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javascript - Sorting strings in reverse order with backbone.js

I'm trying to sort a Backbone.js collection in reverse order. There are previous replies on how to do ... com/questions/5636812/sorting-strings-in-reverse-order-with-backbone-js...

asked Oct 6, 2021 in Technique[技术] by 深蓝 (71.8m points)

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java.lang.StackOverflowError while using a RegEx to Parse big strings

This is my Regex ((?:(?:'[^']*')|[^;])*)[;] It tokenizes a string on semicolons. For ... questions/7509905/java-lang-stackoverflowerror-while-using-a-regex-to-parse-big-strings...

asked Oct 6, 2021 in Technique[技术] by 深蓝 (71.8m points)

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c# - Could not load file or assembly System.Net.Http version 4.1.1.0

I'm porting a Net Framework 4 dll to Net Core. When porting my unit tests project I get an exception running some ... -load-file-or-assembly-system-net-http-version-4-1-1-0...

asked Oct 6, 2021 in Technique[技术] by 深蓝 (71.8m points)

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Does the '@' symbol have special meaning in Javascript, Coffeescript or Jquery?

I have some code that looks like self = @ and then later on it's using @someMethodName or self. ... -the-symbol-have-special-meaning-in-javascript-coffeescript-or-jquery...

asked Oct 6, 2021 in Technique[技术] by 深蓝 (71.8m points)

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Can I create a new operator in C++ and how?

MATLAB arrays support matrix operations and element operations. For example, M*N and M.*N. This is a quite intuitive way ... /8425077/can-i-create-a-new-operator-in-c-and-how...

asked Oct 6, 2021 in Technique[技术] by 深蓝 (71.8m points)

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Docker Access to Raspberry Pi GPIO Pins

When running Docker on the Raspberry Pi 2, how can we expose the GPIO pins to the Docker container? question ... .com/questions/30059784/docker-access-to-raspberry-pi-gpio-pins...

asked Oct 6, 2021 in Technique[技术] by 深蓝 (71.8m points)

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python - Split pandas dataframe in two if it has more than 10 rows

I have a huge CSV with many tables with many rows. I would like to simply split each dataframe into 2 if it contains ... /split-pandas-dataframe-in-two-if-it-has-more-than-10-rows...

asked Oct 6, 2021 in Technique[技术] by 深蓝 (71.8m points)

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Java static serialization rules?

I'm working on a save state serialization with a few static methods and fields. I could have sworn ... :https://stackoverflow.com/questions/6429462/java-static-serialization-rules...

asked Oct 6, 2021 in Technique[技术] by 深蓝 (71.8m points)

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python - How to obtain the same font(-style, -size etc.) in matplotlib output as in latex output?

I have one .tex-document in which one graph is made by the python module matplotlib. What I want is, that the ... -the-same-font-style-size-etc-in-matplotlib-output-as-in-latex...

asked Oct 6, 2021 in Technique[技术] by 深蓝 (71.8m points)

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Swift Struct Memory Leak

We're trying to use Swift structs where we can. We are also using RxSwift which has methods which take ... :https://stackoverflow.com/questions/34406196/swift-struct-memory-leak...

asked Oct 6, 2021 in Technique[技术] by 深蓝 (71.8m points)

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javascript - Babel 6 transform-runtime: $export is not a function

I'm trying to incorporate Babel's transform-runtime to make my code compatible with IE9. But since integrating it, ... /36313885/babel-6-transform-runtime-export-is-not-a-function...

asked Oct 6, 2021 in Technique[技术] by 深蓝 (71.8m points)

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