DEV Community: Mayank-21

Why am I getting “The lock supplied is invalid.” error when I am trying to delete queue message using LockTocken

Mayank-21 — Mon, 21 Oct 2019 08:53:39 +0000

Why am I getting "The lock supplied is invalid." error when I am trying to delete queue message using LockTocken

Jun 19 '19 Comments: 2 Answers: 2

I am using python langauge to send & receive messages using Azure bus service queue.

I am getting "The lock supplied is invalid.Either the lock expired, or the message has already been removed from the queue" when deleting message from queue using below code.

sbs.delete_queue_message('taskqueue',5,'ef4e2189-bfef-42ac-ba09-7fd20287f6a9') sbs.delete_queue_message('taskqueue','SequenceNumber','LockToken')

from azure.servicebus.control_client import ServiceBusService,

…

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how to implement delete code in batch file?

Mayank-21 — Mon, 21 Oct 2019 08:53:09 +0000

how to implement delete code in batch file?

Sep 25 '19 Comments: 2 Answers: 2

I have created batch file which starting & stopping celery services.

I want to implement code in batch file so that files older than week will be deleted.

celery_restart.bat

NET STOP "CeleryBeat"
NET START "CeleryBeat"
NET STOP "Celery2"
NET START "Celery2"

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How to debug django web application using specific port & localhost in visual studio code?

Mayank-21 — Mon, 21 Oct 2019 08:52:58 +0000

How to debug django web application using specific port & localhost in visual studio code?

Sep 25 '19 Comments: 1 Answers: 2

I want to debug django web application using visual code for that I have found solution that I have to edit launch.json for debugging django web application.

launch.json

"name": "Python: Django",
            "type": "python",
            "request": "launch",
            "program": "${workspaceFolder}\\web_app_test\\manage.py",
            "port": "8005",
            "address" : "192.168.1.195",

I have implemented above code in launch.json but…

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How to access foreign key table's data in Django templates?

Mayank-21 — Mon, 21 Oct 2019 08:52:35 +0000

How to access foreign key table's data in Django templates?

Oct 2 '19 Comments: 1 Answers: 1

I want to access foreign key table's data into django templates.

my code is as below.

class TutorialCategory(models.Model):
    tutorial_category = models.CharField(max_length=200)
    category_summary = models.CharField(max_length=200)
    category_slug = models.CharField(max_length=200, default=1)

class TutorialSeries(models.Model):
    tutorial_series = models.CharField(max_length=200)
    tutorial_category = models.ForeignKey(TutorialCategory, verbose_name="Category", on_delete=models.SET_DEFAULT)
    series_summary = models.CharField(max_length=200)


Tutorial_obj = TutorialSeries.objects.get(pk=1)
{{ Tutorial_obj.tutorial_series}}
{{Tutorial_obj.category_summary}} // Not able

…

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What is SilentPrint ahead of main url?

Mayank-21 — Mon, 21 Oct 2019 08:52:11 +0000

What is SilentPrint ahead of main url?

Oct 7 '19 Comments: 2 Answers: 1

Currently I am not able to load my website page in firefox because of silentprint preceding ahead of main url.
My website working perfectly in chrome browser but in firefox only I am getting error because of silentprint.

.js file

var manaulPrintURL =  "SilentPrint:"+ printURL;
$(this).attr('href', manaulPrintURL);
document.getElementById(this.id).click();

After loading…

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Why am I not able to update test__user_id key in dictionary?

Mayank-21 — Mon, 21 Oct 2019 08:52:01 +0000

Why am I not able to update test__user_id key in dictionary?

Oct 11 '19 Comments: 2 Answers: 1

I am updating dictionary which containing data like,

dict_temp = {'description': 'hello', 'id': 683,  'status': u'pending', 'test__user_id': 430}

I have tried to update using dict_temp['test__user_id'] = 520 but not able to get updating dictionary.

I have search online for solution but not able to find any.

Hope if anyone have…

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Can we define models.CASCADE only without using on_delete?

Mayank-21 — Mon, 21 Oct 2019 08:51:43 +0000

Can we define models.CASCADE only without using on_delete?

Oct 15 '19 Comments: 1 Answers: 2

As I know is that when we defining foreign key in django we can set like on_delete=models.CASCADE.

Recently I have seen code like content_type = models.ForeignKey(ContentType,models.CASCADE).

My question is that does django allow to define models.CASCADE without using on_delete ? OR if we define like above does it…

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Why am I not able to import object from django models in python 3?

Mayank-21 — Mon, 21 Oct 2019 08:51:34 +0000

Why am I not able to import object from django models in python 3?

Oct 16 '19 Comments: 5 Answers: 0

I am converting my python 2 project into python 3 & during conversion I am facing some strange problem like I am not able to import object from my django models.

I think I have imported them properly but still I am getting error.

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What is equivalent library of cStringIO in python 3? [duplicate]

Mayank-21 — Mon, 21 Oct 2019 08:51:24 +0000

What is equivalent library of cStringIO in python 3?

Oct 16 '19 Comments: 1 Answers: 0

Currently I am converting my python2 project into python 3 & came up code related to cStringIO module.

 import cStringIO
 buffer = cStringIO.StringIO()

I know that import StringIO been replaced with from io import StringIO but what will be similiar code in python 3 for CStringIO.

I have read…

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Visual studio code breakpoint set to grey color & not working.error(may be excluded because of “justMyCode” option)

Mayank-21 — Mon, 21 Oct 2019 08:51:11 +0000

Visual studio code breakpoint set to grey color & not working.error(may be excluded because of "justMyCode" option)

Oct 17 '19 Comments: 1 Answers: 2

I have set breakpoint in Django core library in visual studio code but when I am starting debugging of my project , those debug point color changed from red to grey & show me notification like below.

Breakpoint in file excluded by filters.
Note: may be excluded because of "justMyCode"…

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How to set on_delete=models.CASCADE default in python 3?

Mayank-21 — Mon, 21 Oct 2019 08:50:53 +0000

How to set on_delete=models.CASCADE default in python 3?

Oct 18 '19 Comments: 3 Answers: 0

Currently I am working to convert my python2 Django web-project into python 3.

My project contains lots of models.py files so I have to add manually on_delete=models.CASCADE in all files where I have set default it in python 2.

Now there are around more than 2000 instances where I…

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How to sort searched files in visual studio code?

Mayank-21 — Fri, 11 Oct 2019 13:05:16 +0000

How to sort searched files in visual studio code?

Sep 28 '19 Comments: 3 Answers: 1

When we are searching using ctrl + shift + f command in visual studio code for entire project , we are getting multiple files listing in which search values found.

Is there any way so that I can sort those search files because visual studio code not showing sorted search…

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