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python - Serialize queryset in Django rest framework

I am trying to serialize a collection of objects. I have define the following view method: @csrf_exempt def ... .com/questions/26535055/serialize-queryset-in-django-rest-framework...

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

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132 views

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Test if an internet connection is present in python

I have the following code that checks if an internet connection is present. import urllib2 def internet_on(): try: ... /20913411/test-if-an-internet-connection-is-present-in-python...

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

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186 views

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c++ - Set std::vector<int> to a range

What's the best way for setting an std::vector<int> to a range, e.g. all numbers between 3 and 16 ... from:https://stackoverflow.com/questions/11965732/set-stdvectorint-to-a-range...

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

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221 views

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Java Replace Character At Specific Position Of String?

(This question already has answers here): question from:https://stackoverflow.com/questions/11588916/java-replace-character-at-specific-position-of-string...

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

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350 views

1 answer

CSS vertical-align: text-bottom;

Hi there I'm trying to position text to the bottom of the <div>. Neither vertical-align:text-bottom; ... https://stackoverflow.com/questions/13586171/css-vertical-align-text-bottom...

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

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197 views

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linux - Is it possible to recursively create folders using shell script?

Im trying to create recursively level of directories like /folder1/folder2/folder3 Im trying this mkdir folder1/ ... -it-possible-to-recursively-create-folders-using-shell-script...

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

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81 views

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c++ - if (mask & VALUE) or if ((mask & VALUE) == VALUE)?

You're probably familiar with the enum bitmask scheme, like: enum Flags { FLAG1 = 0x1, FLAG2 = 0x2, FLAG3 = ... .com/questions/4649231/if-mask-value-or-if-mask-value-value...

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

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279 views

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c# - Is there a way to run unit tests sequentially with MSTests?

I am working in an application that is mostly single-thread, single user. There are a few worker threads here and ... /is-there-a-way-to-run-unit-tests-sequentially-with-mstests...

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

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220 views

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python - Pandas filtering for multiple substrings in series

I need to filter rows in a pandas dataframe so that a specific string column contains at least one of ... .com/questions/48541444/pandas-filtering-for-multiple-substrings-in-series...

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

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444 views

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java - How to exclude jars generated by maven war plugin?

Because of transitive dependencies, my wars are getting populated by xml-apis, xerces jars. I tried following the ... /1031695/how-to-exclude-jars-generated-by-maven-war-plugin...

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

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283 views

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css - How to center an image horizontally and align it to the bottom of the container?

How can I center an image horizontally and aligned to the bottom of the container at the same time? I have been ... -image-horizontally-and-align-it-to-the-bottom-of-the-container...

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

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343 views

1 answer

node.js - Why do Node modules go into .staging folder?

I have an Electron app that I'm trying to install node modules for. When I run npm install, it creates the ... .com/questions/44573592/why-do-node-modules-go-into-staging-folder...

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

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252 views

1 answer

mysql - mysqldump from remote host

Is it possible to dump a database from a remote host through an ssh connection and have the backup file ... :https://stackoverflow.com/questions/13594895/mysqldump-from-remote-host...

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

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164 views

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html - How to display image in the center of a div

I have div with ajax-loader gif image <div id="mydiv" style="height: 400px; text-align: center;"> <img src="/ ... .com/questions/7123599/how-to-display-image-in-the-center-of-a-div...

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

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122 views

1 answer

html - What happens if the action field in a <form> has parameters?

Is there a well-supported, common behavior that I can expect if I do something like this in HTML: <form method= ... 732371/what-happens-if-the-action-field-in-a-form-has-parameters...

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

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245 views

1 answer

ios - ‘NSInternalInconsistencyException’ when running UITesting with Xcode 7

Ok, I've not been able to run this test in any betas so far. Some of the issues I ... .com/questions/32276523/nsinternalinconsistencyexception-when-running-uitesting-with-xcode-7...

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

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194 views

1 answer

ios - How to change the organization name on an existing Xcode project

I created a once off Xcode project but entered the organisation name in incorrectly. How can I change it? question ... -to-change-the-organization-name-on-an-existing-xcode-project...

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

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145 views

1 answer

javascript - Get the index (counter) of an 'ng-repeat' item with AngularJS?

I am using AngularJS and its ng-repeat directive to display a sequence of questions. I need to number each question ... /get-the-index-counter-of-an-ng-repeat-item-with-angularjs...

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

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417 views

1 answer

introspection - How do you list the currently available objects in the current scope in ruby?

I'm new to ruby and I'm playing around with the IRB. I found that I can list methods of an object using ... -you-list-the-currently-available-objects-in-the-current-scope-in-ruby...

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

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264 views

1 answer

angular - Parameter in to Animation Angular2

I'm trying to make a simple animation like the simple jQuery below animate({'left' : left_indent}) I' ... ://stackoverflow.com/questions/41966673/parameter-in-to-animation-angular2...

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

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297 views

1 answer

.net - Get executing assembly name from referenced DLL in C#

What is the best way to get the application name (i.e MyApplication.exe) of the executing assembly from a ... 272821/get-executing-assembly-name-from-referenced-dll-in-c-sharp...

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

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157 views

1 answer

c++ - Does alignment really matter for performance in C++11?

Does alignment really matter for performance in C++11? There is an advice in Stroustrup's book to order ... /questions/20809721/does-alignment-really-matter-for-performance-in-c11...

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

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180 views

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Is metaprogramming possible in C#?

In particular, would it be possible to have code similar to this c++ code executed at compile time in ... ://stackoverflow.com/questions/237326/is-metaprogramming-possible-in-c...

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

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297 views

1 answer

.net - How to manually create a mdf file for localdb to use?

I'm setting up some unit tests for testing work done with a database. I would like to use localdb v11 but first I ... /15853382/how-to-manually-create-a-mdf-file-for-localdb-to-use...

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

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107 views

1 answer

python - Can I use MySQL on Django(dev 1.6.x) with Python3.x?

I use Django dev(1.6.x) from git repo and I want to use MySQL , But on the settings.py file can not setup ... questions/13320343/can-i-use-mysql-on-djangodev-1-6-x-with-python3-x...

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

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357 views

1 answer

Should jQuery's $(form).submit(); not trigger onSubmit within the form tag?

I have the following: <script type="text/javascript"> function CancelFormButton(button) { $(button.form).submit(); ... -jquerys-form-submit-not-trigger-onsubmit-within-the-form-tag...

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

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111 views

1 answer

android - How to make notification intent resume rather than making a new intent?

What i have here is a simple webview activity that when loaded it auto displays an ongoing notification. The ... -make-notification-intent-resume-rather-than-making-a-new-intent...

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

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250 views

1 answer

html - bootstrap 3 wrap text content within div for horizontal alignment

My post title here could be misleading. first have a look at HTML i have currently: As you can see, ... /23641913/bootstrap-3-wrap-text-content-within-div-for-horizontal-alignment...

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

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