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python - Lane-emden solutions using RK4 (hard-coded)

I'm working on finding an plotting solutions to the Lane-Emden equation for values n=[0,6], in intervals of 1/2. ... phi = phi0 xi = xi0 + step See Question&Answers more detail:os...

asked Jan 31, 2022 in Technique[技术] by 深蓝 (71.8m points)

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angular - How to call a method from another component after view is fully loaded (AppComponent)?

I'm using MatMenu from Angular Material inside HeaderComponent. I just need to open the Menu under certain ... !-- ProductComponent --> See Question&Answers more detail:os...

asked Jan 31, 2022 in Technique[技术] by 深蓝 (71.8m points)

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postgresql - Using Transaction in Sequelize for Postgres

I am trying the transaction for sequelize in noodejs. I am using postgres as my database. When I call the testDel the ... =>{ return error; }) } See Question&Answers more detail:os...

asked Jan 31, 2022 in Technique[技术] by 深蓝 (71.8m points)

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JsReport Page Number with Chrome-pdf recipe

The documents said the jsreport serves the page number and total pages function with a {#pageNum}/{#numPages}. But this ... }}</span> </div> See Question&Answers more detail:os...

asked Jan 31, 2022 in Technique[技术] by 深蓝 (71.8m points)

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.net - Creating virtual directory for asp.net web project

I have installed windows 8 on my system and I am using visual studio 2012 and IIS 8 Express. when I ... under administrator Account, Thank you. See Question&Answers more detail:os...

asked Jan 31, 2022 in Technique[技术] by 深蓝 (71.8m points)

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visual studio code - language server extension that written in python

I would like to write a visual studio code extension that parse and analyse large log files. I thought to start ... that is written in python? See Question&Answers more detail:os...

asked Jan 31, 2022 in Technique[技术] by 深蓝 (71.8m points)

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How can do an (_?_:_) expression in polymer?

I have something like this in JSP: <td>${job.invoiced ? "Y" : "N" }</td> How would I do something equivalent in ... /td>  See Question&Answers more detail:os...

asked Jan 31, 2022 in Technique[技术] by 深蓝 (71.8m points)

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java - JTable cell editing doesnt change when cell is validated

I have a custom cell editor which validates if the entered value is a number and its length is 3. Right now I am ... .black)); return c; } } See Question&Answers more detail:os...

asked Jan 31, 2022 in Technique[技术] by 深蓝 (71.8m points)

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unity3d - Distance from start point to end point in percentage in update

float curpos = player.transform.position.magnitude; float targetpos=GameObject.Find ("target").transform.position.magnitude; ... from 0%-99%. See Question&Answers more detail:os...

asked Jan 31, 2022 in Technique[技术] by 深蓝 (71.8m points)

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How can I self-extract a binary resource (executable) using C++?

I need to extract a binary resource (that's in my project) however, I cannot think of any way I can do it ... it? (Any help will be appreciated) See Question&Answers more detail:os...

asked Jan 31, 2022 in Technique[技术] by 深蓝 (71.8m points)

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mongodb - How to post method inside add the socket connections in node.js

var admins = db.collection('admin'); app.post('/form-data', urlencodedParser, function (req, res) { response = { ... on or emit) in post method? See Question&Answers more detail:os...

asked Jan 31, 2022 in Technique[技术] by 深蓝 (71.8m points)

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c# - Why deserialize XML into Object return null value?

I have a XML string like that: <?xml version="1.0" ?> <result> <vmeet_id>7121</vmeet_id> <username> ... Did I forgot something? Thank you. See Question&Answers more detail:os...

asked Jan 31, 2022 in Technique[技术] by 深蓝 (71.8m points)

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javascript - JQuery copy/append element, base object removed

Trying to clone base element li.table-field-base to variable clonedItem, change some attributes and data on the ... ; Thanks in advance guys! See Question&Answers more detail:os...

asked Jan 31, 2022 in Technique[技术] by 深蓝 (71.8m points)

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html - Let the bottom div fill the rest of the page

I have the following structure: image http://images.devs-on.net/Image/4eludampmz3Ylfm6-Bereich.png I don't know ... window. How to solve this? See Question&Answers more detail:os...

asked Jan 31, 2022 in Technique[技术] by 深蓝 (71.8m points)

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javascript - Issue With Responsive Masonry Layout

I am using Masonry for the layout of my website, everything works fine, but there is an issue with a ... .net/codrops/collective/collective-57/ See Question&Answers more detail:os...

asked Jan 31, 2022 in Technique[技术] by 深蓝 (71.8m points)

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Java regex - get line number from matching text

It's based from my previous question. For my case I want to get number of line from regex pattern. E.g : name : ... this : line 2 line 3 line 4 See Question&Answers more detail:os...

asked Jan 31, 2022 in Technique[技术] by 深蓝 (71.8m points)

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How to get multiple spinner in android where value of one spinner depends on value of other spinner?

I want to have dynamic spinner in android e.g one spinner for country and depending upon the value selected ... get another spinner for states. See Question&Answers more detail:os...

asked Jan 31, 2022 in Technique[技术] by 深蓝 (71.8m points)

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php - TCPDF destroyed HTML (blank page)

I have a PHP project in which I use TCPDF. I had a PHP File which creates an HTML theme with bootstrap. ... first problem is the missing HTML. See Question&Answers more detail:os...

asked Jan 31, 2022 in Technique[技术] by 深蓝 (71.8m points)

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Centos 7 - service from /etc/systemd/system/san.service not running with systemctl start san.service

I followed instructions from this link: https://www.thegeekdiary.com/centos-rhel-7-how-to-make-custom- ... [Install] WantedBy=default.target See Question&Answers more detail:os...

asked Jan 31, 2022 in Technique[技术] by 深蓝 (71.8m points)

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javascript - Add image to textarea onclick

I am trying to add each different image I click on into the textarea, but I can only get the first image to add. ... ').setContent(mysrc); } }); See Question&Answers more detail:os...

asked Jan 31, 2022 in Technique[技术] by 深蓝 (71.8m points)

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Ckeditor in Rails 3

I have added ckeditor(gem "ckeditor", "3.7.3") in my rails 3.2 app and is working fine. But the problem is ... so that I use only what I need. See Question&Answers more detail:os...

asked Jan 31, 2022 in Technique[技术] by 深蓝 (71.8m points)

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294 views

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php - MySQL Iterate through elements of a split string and do things with them

I have a cell in one of my MySQL community edition 5.1 tables. The contents are always certain number(s). ... in MySQL syntax? Thanks!!! See Question&Answers more detail:os...

asked Jan 31, 2022 in Technique[技术] by 深蓝 (71.8m points)

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xml - digester parser error java.lang.NoSuchMethodException: Employee.<init>()

I am trying to parse an xml using digester . My XML <root> <Employee> <Id>1</Id> <FirstName>Charles</FirstName> < ... Source) ... 17 more..... See Question&Answers more detail:os...

asked Jan 31, 2022 in Technique[技术] by 深蓝 (71.8m points)

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regex pattern for url with no ending slash and exclude certain text in url

I'm looking for preg_match_all pattern to find all URL on a page that don't have trailing slash. For example: if ... ' but no luck yet. Thanks. See Question&Answers more detail:os...

asked Jan 31, 2022 in Technique[技术] by 深蓝 (71.8m points)

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iphone - How to disable code signing requirement

After getting email for invalid binary from Appstore, fixed issue now trying to archive again, Xcode is giving ... signing. Thanks for help. See Question&Answers more detail:os...

asked Jan 31, 2022 in Technique[技术] by 深蓝 (71.8m points)

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android - How to Edit contact from context Menu

I have been developing a contact app, it allows : call, sms, delele, etc ... and Edit Contact ... , mSelectionClause, mSelectionArgs); } See Question&Answers more detail:os...

asked Jan 31, 2022 in Technique[技术] by 深蓝 (71.8m points)

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intellij idea - Java: Can't get a working ServiceLoader

I am very new to Java (coming from C# .NET background). Trying to create an "expansion/IoC" style architecture via ... ().to(moduleClass); } } See Question&Answers more detail:os...

asked Jan 31, 2022 in Technique[技术] by 深蓝 (71.8m points)

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java - Best recursive algorithm to print out subsets

I'm trying to find a good recursive algorithm to print out the subsets of a set. For example size 5: gives ... help me with this? Kind regards, See Question&Answers more detail:os...

asked Jan 31, 2022 in Technique[技术] by 深蓝 (71.8m points)

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