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23 September, 2023

Livewire (+Filament) & debugging

 Programing Coderfunda     September 23, 2023     No comments   

I've worked with different frameworks quite a bit, recently mostly Laravel. There are many things I love about Laravel and quite a few pet peeves. Recently adopted Filament and I love the power, hate the lack of documentation (especially lacking source code documentation almost entirely). Filament is speeding up many things while radically slowing other things, especially when learning it. I've used Livewire in the past and love it. With Filament, everything is built on top of Livewire which has its benefits and at least one downside: debugging has become increasingly difficult. Your stack trace has 100 lines and it's very hard to understand what's going wrong. How are you approaching this aspect of debugging / development with Livewire? submitted by /u/lionmeetsviking [link] [comments]
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22 September, 2023

Pail is an experimental package to tail logs

 Programing Coderfunda     September 22, 2023     No comments   

Pail is an experimental Artisan package to provide an effortless way to tail logs in your Laravel applications. The post Pail is an experimental package to tail logs appeared first on Laravel News. Join the Laravel Newsletter to get Laravel articles like this directly in your inbox. ---
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21 September, 2023

How to rebuild a graph on an html page based on the result of selecting data in the wtform form in a flash application?

 Programing Coderfunda     September 21, 2023     No comments   

I am developing a web application in flash. The application has a database. When the user visits the page, he should see a graph with default data for the first device. Then there are filters in which the user selects the desired device, data type and time period. After clicking on the "Apply" button, the graph should be rebuilt according to the user's choice. Filters are made in wtform. The graph builds a canvas script in html. Problem: The graph is not rebuilt, it remains the original default all the time Flask code: @app.route('/chart', methods=['GET', 'POST']) def chart_view(): """Chart Page""" form = LogChartForm() if form.validate_on_submit(): source_id = form.source_id.data type_id = form.type_id.data time_start = form.time_start.data time_end = form.time_end.data source_get = EvSource.query.filter_by(description=source_id).first() source = source_get.id_ev_source if type_id != 'All': typ_get = EvType.query.filter_by(description=type_id).first() typ = typ_get.id_ev_type items = Log.query.filter_by(id_ev_source=source, id_ev_type=typ).order_by(Log.timestamp).all() else: items = Log.query.filter_by(id_ev_source=source).order_by(Log.timestamp).all() # start = calendar.timegm(datetime.datetime(time_start.year, time_start.month, time_start.day, 0, 0, 0).timetuple()) # end = calendar.timegm(datetime.datetime(time_end.year, time_end.month, time_end.day, 0, 0, 0).timetuple()) labels = [strftime('%Y-%m-%d %H:%M:%S', localtime(item.timestamp)) for item in items] datas = [item.value for item in items] text = form.source_id.data dict_data = {'labels': labels, 'datas': datas, 'texts': text} return render_template('chart.html', form=form, **dict_data) else: source_id = form.source_id.data type_id = form.type_id.data source_get = EvSource.query.filter_by(description=source_id).first() source = source_get.id_ev_source items = Log.query.filter_by(id_ev_source=source).order_by(Log.timestamp).all() labels = [strftime('%Y-%m-%d %H:%M:%S', localtime(item.timestamp)) for item in items] datas = [item.value for item in items] text = form.source_id.data dict_data = {'labels': labels, 'datas': datas, 'texts': text} return render_template('chart.html', form=form, **dict_data) class LogChartForm(FlaskForm): """Graph Form: Filter""" source_list = [source.description for source in EvSource.query.all()] type_list = [typ.description for typ in EvType.query.all()] type_list.append('All') source_id = SelectField( default=source_list[0], choices=source_list ) type_id = SelectField( default=type_list[-1], choices=type_list ) time_start = DateField(default=None, format='%Y-%m-%d', validators=[Optional()]) time_end = DateField(default=None, format='%Y-%m-%d', validators=[Optional()]) submit = SubmitField('Apply') Html code: {% extends "base.html" %} {% block content %} Current system status: Graph const labels = {{ labels | tojson }}; const texts = {{ texts | tojson }}; const data = { labels: labels, datasets: [{ label: texts, backgroundColor: '#E22545', borderColor: '#E22545', data: {{ datas | tojson }}, }] }; const config = { type: 'line', data: data, options: { maintainAspectRatio: false } }; const myChart = new Chart( document.getElementById('myChart'), config ); {{ form.csrf_token }} Filters {{ form.submit(style="height: 30px; width: 140px; font-size: 16px; color: #fbfbfb; background-color: #272d3d; border: none; font-weight: 700;") }} Signal source {{ form.source_id(style="height: 25px; width: 100%; text-align: right; font-size: 16px; font-weight: bolder;") }} Signal type {{ form.type_id(style="height: 25px; width: 100%; text-align: right; font-size: 16px; font-weight: bolder;") }} Period {{ form.time_start(class= "datepicker", style="text-align: right; font-size: 16px; font-weight: bolder;") }} {{ form.time_end(class= "datepicker", style="text-align: right; font-size: 16px; font-weight: bolder;") }} {% endblock %}
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Laracon EU 2024 tickets are now available

 Programing Coderfunda     September 21, 2023     No comments   

submitted by /u/ahinkle [link] [comments]
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20 September, 2023

Why is c++ std::forward always return right value without template

 Programing Coderfunda     September 20, 2023     No comments   

I am trying to understand c++ perfect forwarding, and I do experiments with the following code: #include #include using namespace std; void inner(int&) {cout
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19 September, 2023

How can I only install dependencies for a particular package managed by `nx`

 Programing Coderfunda     September 19, 2023     No comments   

I have a monorepo managed by nx. And I use yarn install to install dependencies. I found when I run yarn install under one package folder, it installs dependencies from other packages. packages/is-event/package.json packages/is-odd/package.json package.json node_modules Above is my project folder structure, I have one dependency in is-odd package, when I run yarn install in is-even package, the dependency from is-odd was downloaded and saved in the root level node_modules folder. How can I avoid downloading other packages' dependencies? I have removed the node_modules folder before running yarn install in is-odd folder.
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18 September, 2023

Weekly /r/Laravel Help Thread

 Programing Coderfunda     September 18, 2023     No comments   

Ask your Laravel help questions here. To improve your chances of getting an answer from the community, here are some tips: * What steps have you taken so far? * What have you tried from the documentation? * Did you provide any error messages you are getting? * Are you able to provide instructions to replicate the issue? * Did you provide a code example? * Please don't post a screenshot of your code. Use the code block in the Reddit text editor and ensure it's formatted correctly. For more immediate support, you can ask in the official Laravel Discord. Thanks and welcome to the /r/Laravel community! submitted by /u/AutoModerator [link] [comments]
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17 September, 2023

Fatal error: $CFG->dataroot is not writable, admin has to fix directory permissions! Exiting

 Programing Coderfunda     September 17, 2023     No comments   

unset($CFG); global $CFG; $CFG = new stdClass(); $CFG->dbtype = 'sqlsrv'; $CFG->dblibrary = 'native'; $CFG->dbhost = 'my remote db ip address'; $CFG->dbname = 'remote database name'; $CFG->dbuser = '****'; $CFG->dbpass = '**********'; $CFG->prefix = 'mdl_'; $CFG->dboptions = array ( 'dbpersist' => 0, 'dbport' => 1433, 'dbsocket' => '', ); $CFG->wwwroot = '
http://localhost/LMS'; $CFG->dataroot = 'C:\\inetpub\\LMSdata'; $CFG->admin = 'admin'; $CFG->directorypermissions = 0777; This is my configuration in config.php. I'm using moodle 3.2 in IIS with php 7. Remote SQL server version 2012.
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Optional Dependency in VBA Module

 Programing Coderfunda     September 17, 2023     No comments   

Background I am developing a VBA module (call it "Greg") for VBA developers of Excel UDFs. The purpose of Greg is to enhance the experience for the end user, who uses those UDFs in Excel. The developer must simply copy a snippet into their own module (call it "Dev"). If Greg is loaded, the snippet enhances Dev's behavior. Otherwise, it has no impact on behavior, but it does prompt the Excel user to import Greg.bas. Approach Here is a simplified sketch of Greg.bas... Attribute VB_Name = "Greg" ' Keep these functions invisible to Excel users. Option Private Module ' Enhancement function. Public Function Enhancer(Optional x) ' ... End Function ' Assert the 'Greg' module is loaded. Public Function IsLoaded() As Boolean IsLoaded = True End Function ...and of Dev.bas: Attribute VB_Name = "Dev" ' Some UDF by the dev. Public Function DevRegular() ' ... End Function ' ############# ' ## Snippet ## ' ############# ' Use the enhancer, if available via the 'Greg' module. Public Function DevEnhanced(Optional x) If Enhance_IsSupported() Then DevEnhanced = Greg.Enhancer(x) Else DevEnhanced = DevRegular() ' Prompt the user to import the enhancer. MsgBox "Import the 'Greg' module to enhance your experience." End If End Function ' Check if enhancement is supported via the 'Greg' module. Private Function Enhance_IsSupported() As Boolean On Error GoTo Fail Enhance_IsSupported = Greg.IsLoaded() Exit Function Fail: Enhance_IsSupported = False End Function Problem While this has worked sporadically on Windows, it has often failed there and always on Mac. The crux seems to be Enhance_IsSupported() within Dev: Private Function Enhance_IsSupported() As Boolean On Error GoTo Fail Enhance_IsSupported = Greg.IsLoaded() Exit Function Fail: Enhance_IsSupported = False End Function I assumed that the line Greg.IsLoaded() would compile, even if there were no Greg module present...and it does! It only fails when a Greg module exists without a member called IsLoaded(). Unfortunately, it seems that VBA does not reliably refresh its "awareness" of a Greg module with an IsLoaded() function. When I import Greg.bas and Dev.bas together, everything works as intended: Enhance_IsSupported() returns True, and it updates to False if Greg is removed. But when I first import Dev.bas and run DevEnhanced(), and only afterwards import Greg.bas, then Enhance_IsSupported() apparently returns False despite the presence of Greg. Note This latter workflow is absolutely essential: an Excel user must first run DevEnhanced() and see the prompt, in order to know about Greg.bas in the first place! Failed Solutions Unfortunately, no experimentation has availed. In Greg itself, I have tried using a constant... Public Const IS_LOADED As Boolean = True ...and also a procedure: Public Function IsLoaded() As Boolean IsLoaded = True End Function In the snippet for Dev, I have implicitly tried Application.Evaluate()... Private Function Enhance_IsSupported() As Boolean On Error GoTo Fail Enhance_IsSupported = [Greg.IsLoaded()] ' ^^^^^^^^^^^^^^^^^ ' Application.Evaluate("Greg.IsLoaded()") Exit Function Fail: Enhance_IsSupported = False End Function ...but while this works for Enhance_IsSupported() itself, the same error simply crops up elsewhere — like whack-a-mole at other instances of Greg.* — and only a manual edit will "refresh" those procedures. I would also prefer to avoid unstable calls to any .Evaluate() method, even in the Worksheet scope. Questions * What is the simplest way to "refresh" the Dev module, such that its procedures now recognize the calls to Greg.*? * Is this possible without resetting cached or Static variables in Dev? * Can this be done with an IS_LOADED constant rather than an IsLoaded() procedure? Bonus * Can this refreshment be done by some Sub like Dev.Refresh(), called automatically at the start of Enhance_IsSupported()? * Can this refreshment be done by some Sub like Greg.Refresh(), as run manually by the user in the VBA editor? --- This project represents a great investment of my time and energy, and it is otherwise operational, so your help is greatly appreciated in conquering this final obstacle!
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