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I know this is an old question and must have been answered hundred times already, but I am not able ... https://stackoverflow.com/questions/9111243/web-service-vs-web-application...

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

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iphone - How to search MKMapView with UISearchBar?

I have an application that needs to have a similar search feature like the Apple "Maps" application ( ... .com/questions/2281798/how-to-search-mkmapview-with-uisearchbar...

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

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shell - removing new line character from incoming stream using sed

I am new to shell scripting and i am trying to remove new line character from each line using SED. ... /10618798/removing-new-line-character-from-incoming-stream-using-sed...

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

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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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haskell - New instance declaration for Show

I'm trying to add an instance declaration in Haskell for a new data type I've created unsuccessfully. ... ://stackoverflow.com/questions/4418017/new-instance-declaration-for-show...

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

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momentjs - JavaScript instanceof and moment.js

I'm attempting to understand types in the JavaScript world. My page is using moment.js. I have a ... ://stackoverflow.com/questions/31921026/javascript-instanceof-and-moment-js...

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

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polymorphism - Metamorphic Code Examples

I understand the concept of Polymorphic and Metamorphic code but I recently read the Wikipedia page on ... https://stackoverflow.com/questions/10113254/metamorphic-code-examples...

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

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c++ - pure-specifier on function-definition

While compiling on GCC I get the error: pure-specifier on function-definition, but not when I compile ... /stackoverflow.com/questions/2951273/pure-specifier-on-function-definition...

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

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python - Algorithm to find which number in a list sum up to a certain number

I have a list of numbers. I also have a certain sum. The sum is made from a few numbers from my list (I may/ ... algorithm-to-find-which-number-in-a-list-sum-up-to-a-certain-number...

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

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Simulating pinches on iPad-Simulator

I'm currently trying to implement the handling of (2-finger-)pinches on an iPad display. Doing so I ... ://stackoverflow.com/questions/10074825/simulating-pinches-on-ipad-simulator...

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reactjs - "[ts] Unterminated regular expression literal."

I'm getting this error in an almost empty react component: "[ts] Unterminated regular expression ... stackoverflow.com/questions/47601987/ts-unterminated-regular-expression-literal...

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

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iis - HTTP error 403.16 - client certificate trust issue

I am trying to implement client certificate authentication on IIS 8. I have deployed my configuration on a ... questions/26247462/http-error-403-16-client-certificate-trust-issue...

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sql server - Maintenance Plan Execute option is greyed out

When I go to SQL Server Management Studio -> Management -> Maintenance Plans -> Right click on the ... .com/questions/30573729/maintenance-plan-execute-option-is-greyed-out...

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

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c# - How does LINQ expression syntax work with Include() for eager loading

I have a query below, but I want to perform an Include() to eager load properties. Actions has a navigation ... /how-does-linq-expression-syntax-work-with-include-for-eager-loading...

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

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python - Simple Subquery with OuterRef

I am trying to make a very simple Subquery that uses OuterRef (not for practical purposes, but just ... https://stackoverflow.com/questions/43770118/simple-subquery-with-outerref...

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python - Plotly chart not showing in Jupyter notebook

I have been trying to solve this issue for hours. I followed the steps on the Plotly website and the ... .com/questions/52771328/plotly-chart-not-showing-in-jupyter-notebook...

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

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statistics - How do I do a F-test in python

How do I do an F-test to check if the variance is equivalent in two vectors in Python? For example if I have ... .com/questions/21494141/how-do-i-do-a-f-test-in-python...

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

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postgresql - Postgres drop database error: pq: cannot drop the currently open database

I'm trying to drop the database I'm currently connected to like so, but I'm getting this error: pq: ... /postgres-drop-database-error-pq-cannot-drop-the-currently-open-database...

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

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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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javascript - How to inject CSS into webpage through Chrome extension?

I do not know how to inject CSS into a webpage through a Chrome extension. I am trying to inject this ... questions/7619095/how-to-inject-css-into-webpage-through-chrome-extension...

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

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Find closest previous element jQuery

I am wanting something similar to this person, except the element I want to match might not be a ... ://stackoverflow.com/questions/7018337/find-closest-previous-element-jquery...

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

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javascript - Best way to find "next" form input element in jQuery?

Using jQuery, what's the best way to find the next form element on the page, starting from an arbitrary element? ... /290535/best-way-to-find-next-form-input-element-in-jquery...

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

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php - How can I call a static method on a variable class?

I'm trying to make some kind of function that loads and instantiates a class from a given variable. Something like this: ... /how-can-i-call-a-static-method-on-a-variable-class...

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

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php - How can I call a static method on a variable class?

I'm trying to make some kind of function that loads and instantiates a class from a given variable. Something like this: ... /how-can-i-call-a-static-method-on-a-variable-class...

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

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How to pass parameters to $http in angularjs?

Assume that I have two input boxes with corresponding ng-model as fname and lname. If I call http request as ... com/questions/18910054/how-to-pass-parameters-to-http-in-angularjs...

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

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Can an HTML element have the same attribute twice?

I'm considering writing code which produces an HTML tag that could have duplicate attributes, like this: <div data- ... /26341507/can-an-html-element-have-the-same-attribute-twice...

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

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angular2 routing - Angular 2.0.2: ActivatedRoute is empty in a Service

I want to use ActivatedRoute to get route params in a service like I would do in a Component. However, when I ... /39977962/angular-2-0-2-activatedroute-is-empty-in-a-service...

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

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angular - Angular2 *ngFor in select list, set active based on string from object

I'm trying using the ngFor on my select DropDownList. Have loaded in the options which should be in the dropdown. ... -ngfor-in-select-list-set-active-based-on-string-from-object...

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

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