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296 views

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What is a difference between unsigned int and signed int in C?

Consider these definitions: int x=5; int y=-5; unsigned int z=5; How are they stored in memory? Can anybody ... /what-is-a-difference-between-unsigned-int-and-signed-int-in-c...

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

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93 views

1 answer

How to determine if you have an internet connection in R

Sometimes I need to download data from the internet. On occasions this has failed either because the website is down or ... how-to-determine-if-you-have-an-internet-connection-in-r...

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

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264 views

1 answer

c# - Dynamic reference in a .net core app targeting net standard 1.6?

I'm trying to use a dynamic variable in a C# .net core app that's targeting .net standard 1.6. (platform? ... /dynamic-reference-in-a-net-core-app-targeting-net-standard-1-6...

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

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128 views

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c# - Upgrade from Entity Framework 5 to 6

After upgrading our project from using Entity Framework 5 to Entity Framework 6 (though NuGets update function) i ... com/questions/21896856/upgrade-from-entity-framework-5-to-6...

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

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239 views

1 answer

c# - MVC 4 - how do I pass model data to a partial view?

I'm building a profile page that will have a number of sections that relate to a particular model (Tenant) - AboutMe, ... /mvc-4-how-do-i-pass-model-data-to-a-partial-view...

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

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420 views

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Android: How to make TextView editable?

How can I allow user to edit a TextView? Of course, I can use EditText instead, but I don't know ... ://stackoverflow.com/questions/12056054/android-how-to-make-textview-editable...

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

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770 views

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ubuntu - Cannot open new Jupyter Notebook [Permission Denied]

I have installed Jupyter Notebook on ubuntu 16.04 using pip3. I can execute jupyter notebook command. It ... /questions/46272880/cannot-open-new-jupyter-notebook-permission-denied...

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

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565 views

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javascript - Cannot get material-ui datepicker to work

For some reason, I cannot get the material-ui datepicker to work. Every time the datepicker is rendered in ... .com/questions/59600125/cannot-get-material-ui-datepicker-to-work...

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

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220 views

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java - Why should I ever overload methods?

I found two examples in my book of overloading methods, but it doesn't explain clearly exactly why it's ... /stackoverflow.com/questions/38537340/why-should-i-ever-overload-methods...

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

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350 views

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ssh - Run local python script on remote server

I'm debugging some python script that must run on my virtual machine. And, I prefer to edit the scripts ... .com/questions/20499074/run-local-python-script-on-remote-server...

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

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68 views

1 answer

python - How to get the cumulative distribution function with NumPy?

I want to create a CDF with NumPy, my code is the next: histo = np.zeros(4096, dtype = np. ... com/questions/10640759/how-to-get-the-cumulative-distribution-function-with-numpy...

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

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254 views

1 answer

scripting - Automatic confirmation of deletion in powershell

I'm running the following command: get-childitem C:emp -exclude *.svn-base,".svn" -recurse ... stackoverflow.com/questions/4753702/automatic-confirmation-of-deletion-in-powershell...

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

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326 views

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jquery - AWS API Gateway No 'Access-Control-Allow-Origin' header is present

I'm stuck on an issue with API gateway and I've gone through all the other SO answers on this, AWS ... 40832288/aws-api-gateway-no-access-control-allow-origin-header-is-present...

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

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493 views

1 answer

javascript - Cannot get material-ui datepicker to work

For some reason, I cannot get the material-ui datepicker to work. Every time the datepicker is rendered in ... .com/questions/59600125/cannot-get-material-ui-datepicker-to-work...

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

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1.9k views

1 answer

Can't git push to Bitbucket: Unauthorized - fatal: Could not read from remote repository

I can't push to Bitbucket and this is the error message: > git push origin master:master Unauthorized fatal: ... push-to-bitbucket-unauthorized-fatal-could-not-read-from-remote-re...

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

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305 views

1 answer

html - Force browser to reload index.htm

how can I force a browser to always load the newest version of index.htm when the page is loaded by ... //stackoverflow.com/questions/26818091/force-browser-to-reload-index-htm...

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

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277 views

1 answer

gcc - CMake: The C Compiler is not able to compile a simple test program

I am trying to cross-compile the Azure IoT SDK C for a Mips processor. Cross-compiling an older version of the same ... the-c-compiler-is-not-able-to-compile-a-simple-test-program...

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

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183 views

1 answer

What is the order of evaluation in python when using pop(), list[-1] and +=?

a = [1, 2, 3] a[-1] += a.pop() This results in [1, 6]. a = [1, 2, 3] a[0] += a.pop( ... .com/questions/42761707/what-is-the-order-of-evaluation-in-python-when-using-pop-list-1-and...

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

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256 views

1 answer

java - Spring Boot: Load @Value from YAML file

I need to load a property from a .yml file, which contains the path to a folder where the application ... stackoverflow.com/questions/34556677/spring-boot-load-value-from-yaml-file...

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

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316 views

1 answer

android - Force RecyclerView to redraw its items

Is there any way to redraw all items of RecyclerView? I have some Themes (in style.xml) and after ... //stackoverflow.com/questions/36495009/force-recyclerview-to-redraw-its-items...

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

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185 views

1 answer

java - Run Handler messages in a background thread

I want to run some Runnable in a background thread. I want to use Handler because it's convenient for ... .com/questions/18694732/run-handler-messages-in-a-background-thread...

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

0 votes

277 views

1 answer

How to fake time in javascript?

I would like to mock the Date constructor so that whenever I call new Date(), it always return specific ... //stackoverflow.com/questions/7931069/how-to-fake-time-in-javascript...

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

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146 views

1 answer

Javascript breakpoints in Visual Studio 2017

I just installed Visual Studio 2017. After starting an ASP.NET MVC application I get the message that ... .com/questions/42669163/javascript-breakpoints-in-visual-studio-2017...

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

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362 views

1 answer

python - TypeError: 'range' object does not support item assignment

I was looking at some python 2.x code and attempted to translate it to py 3.x but I'm stuck on ... .com/questions/20484195/typeerror-range-object-does-not-support-item-assignment...

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

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187 views

1 answer

javascript - Handle open/collapse events of Accordion in Angular

If I have this code: <accordion-group heading="{{group.title}}" ng-repeat="group in groups"> {{group ... .com/questions/15642082/handle-open-collapse-events-of-accordion-in-angular...

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

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105 views

1 answer

javascript - Angular 4 pass data between 2 not related components

I have a questions about passing data in Angular. First, I don't have a structure as <parent><child [ ... /questions/44414226/angular-4-pass-data-between-2-not-related-components...

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

0 votes

653 views

1 answer

profiling - Interactive Python: cannot get `%lprun` to work, although line_profiler is imported properly

Problem Most iPython "magic functions" work fine for me right off the bat: %hist, %time, %prun, etc. However, I ... -python-cannot-get-lprun-to-work-although-line-profiler-is-impor...

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

0 votes

302 views

1 answer

android - AlertDialog with EditText, open soft keyboard automatically with focus on EditText doesn't work

I'm trying to get a piece of code work which should focus an EditText in an AlertDialog as soon as ... -with-edittext-open-soft-keyboard-automatically-with-focus-on-editte...

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

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