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c++ - Does the restrict keyword provide significant benefits in gcc/g++?

Has anyone ever seen any numbers/analysis on whether or not use of the C/C++ restrict keyword in gcc/g ... which strongly recommends its usage. See Question&Answers more detail:os...

asked Oct 17, 2021 in Technique[技术] by 深蓝 (71.8m points)

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html - Why use data URI scheme?

Basically the question is in the title. Many people have had the question stackoverflow of how to create a ... disadvantages to using data URI? See Question&Answers more detail:os...

asked Oct 17, 2021 in Technique[技术] by 深蓝 (71.8m points)

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914 views

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apache spark - DataFrame partitionBy to a single Parquet file (per partition)

I would like to repartition / coalesce my data so that it is saved into one Parquet file per partition. I ... using the standard Spark SQL API? See Question&Answers more detail:os...

asked Oct 17, 2021 in Technique[技术] by 深蓝 (71.8m points)

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html - GET parameters in the URL with CodeIgniter

I know that codeIgniter turns off GET parameters by default. But by having everything done in POST, don't you ... to allow GET parameters too? See Question&Answers more detail:os...

asked Oct 17, 2021 in Technique[技术] by 深蓝 (71.8m points)

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Visual Studio Code - How to add multiple paths to python path?

I am experimenting with Visual Studio Code and so far, it seems great (light, fast, etc). I am trying to get ... must be used for this? Thanks See Question&Answers more detail:os...

asked Oct 17, 2021 in Technique[技术] by 深蓝 (71.8m points)

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go - Golang. What to use? http.ServeFile(..) or http.FileServer(..)?

I'm a little bit confused. Much of examples shows usage of both: http.ServeFile(..) and http.FileServer(. ... when requested file not found? See Question&Answers more detail:os...

asked Oct 17, 2021 in Technique[技术] by 深蓝 (71.8m points)

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jsf 2 - When to use f:view and f:subview

I am not sure what are the benefits of using <f:view> and <f:subview>. I noticed that one could write ... are the benefits of using those tags? See Question&Answers more detail:os...

asked Oct 17, 2021 in Technique[技术] by 深蓝 (71.8m points)

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Difference between Symbols and Vars in Clojure

I'm always a bit confused about Symbols and Vars in Clojure. For example, is it safe to say that + is a ... , the result is a function-value? See Question&Answers more detail:os...

asked Oct 17, 2021 in Technique[技术] by 深蓝 (71.8m points)

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ember.js - Ember pagination full example

I was wondering if there is a complete example that could demonstrate how can we use pagination with ember.js I have ... this in a html view. See Question&Answers more detail:os...

asked Oct 17, 2021 in Technique[技术] by 深蓝 (71.8m points)

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gradle - Add ViewPagerIndicator to Android Studio

i'm trying to get Jake Wharton's ViewPagerIndicator working with Android Studio but unfortunately it won't work. I ... .4.1.aar') } See Question&Answers more detail:os...

asked Oct 17, 2021 in Technique[技术] by 深蓝 (71.8m points)

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c# - Click and drag selection box in WPF

Is it possible to implement mouse click and drag selection box in WPF. Should it be done through simply drawing a ... of sample code or a link? See Question&Answers more detail:os...

asked Oct 17, 2021 in Technique[技术] by 深蓝 (71.8m points)

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android - Notification passes old Intent Extras

i am creating a notification inside a BroadcastReceiver via this code: String ns = Context.NOTIFICATION_SERVICE; ... with my code.. See Question&Answers more detail:os...

asked Oct 17, 2021 in Technique[技术] by 深蓝 (71.8m points)

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Unable to authenticate with Git Bash to Visual Studio Team Services

I am unable to run any commands against my remote repository at Visual Studio Team Services (VSTS) because ... other tool like SourceTree. See Question&Answers more detail:os...

asked Oct 17, 2021 in Technique[技术] by 深蓝 (71.8m points)

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oop - Is there a benefit to defining a class inside another class in Python?

What I'm talking about here are nested classes. Essentially, I have two classes that I'm modeling. ... .append(DownloadManager.DownloadThread()) See Question&Answers more detail:os...

asked Oct 17, 2021 in Technique[技术] by 深蓝 (71.8m points)

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c - Redefining NULL

I'm writing C code for a system where address 0x0000 is valid and contains port I/O. Therefore, any ... macro when doing static initialization. See Question&Answers more detail:os...

asked Oct 17, 2021 in Technique[技术] by 深蓝 (71.8m points)

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python - Reading in environment variables from an environment file

I'd like to run in a local environment a Python script which is normally run in a Docker container ... variables from configuration files? See Question&Answers more detail:os...

asked Oct 17, 2021 in Technique[技术] by 深蓝 (71.8m points)

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491 views

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Bootstrap 3, 4 and 5 .container-fluid with grid adding unwanted padding

I'd like my content to be fluid, but when using .container-fluid with Bootstrap's grid, I'm still seeing ... right: 0px; padding-left: 0px; See Question&Answers more detail:os...

asked Oct 17, 2021 in Technique[技术] by 深蓝 (71.8m points)

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455 views

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Escaping double curly braces inside a markdown code block in Jekyll

I'm using Jekyll to create a documentation site wherein I am trying to document some code that contains handlebars ... world can I resolve this? See Question&Answers more detail:os...

asked Oct 17, 2021 in Technique[技术] by 深蓝 (71.8m points)

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387 views

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SELECT INTO Variable in MySQL DECLARE causes syntax error?

I′d like to SELECT a single value into a variable. I′d tried to following: DECLARE myvar INT(4); -- immediately ... time i just get @var NULL. See Question&Answers more detail:os...

asked Oct 17, 2021 in Technique[技术] by 深蓝 (71.8m points)

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622 views

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linux - How to get child process from parent process

Is it possible to get the child process id from parent process id in shell script? I have a file to execute ... the pid of the child process. See Question&Answers more detail:os...

asked Oct 17, 2021 in Technique[技术] by 深蓝 (71.8m points)

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695 views

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rest - Handling PUT/DELETE arguments in PHP

I am working on my REST client library for CodeIgniter and I am struggling to work out how to send PUT ... approach that is fundamentally wrong. See Question&Answers more detail:os...

asked Oct 17, 2021 in Technique[技术] by 深蓝 (71.8m points)

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347 views

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File Uri Scheme and Relative Files

Assume that the scheme for a uri is "file". Also assume that the path starts with '.' An example path is './. ... /./.bashrc' appears odd to me. See Question&Answers more detail:os...

asked Oct 17, 2021 in Technique[技术] by 深蓝 (71.8m points)

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357 views

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c# - Shared AssemblyInfo for uniform versioning across the solution

I've read about this technique: Shared assembly info in VS projects - JJameson's blog Basically it means to ... what is the common practice? See Question&Answers more detail:os...

asked Oct 17, 2021 in Technique[技术] by 深蓝 (71.8m points)

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730 views

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macos - Difference between .profile and .bash_profile on Snow Leopard

I am going to set the path for mySQl on my computer (I'm running Snow Leopard) but I see different ... file. What is the difference? See Question&Answers more detail:os...

asked Oct 17, 2021 in Technique[技术] by 深蓝 (71.8m points)

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What does the @package directive do in Objective-C?

Does anyone know exactly what the @package directive is used for in Objective-C? The only mention I could find ... would be awesome, thanks! See Question&Answers more detail:os...

asked Oct 17, 2021 in Technique[技术] by 深蓝 (71.8m points)

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218 views

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How to change json encoding behaviour for serializable python object?

It is easy to change the format of an object which is not JSON serializable eg datetime.datetime. My requirement, ... but that did not work. See Question&Answers more detail:os...

asked Oct 17, 2021 in Technique[技术] by 深蓝 (71.8m points)

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303 views

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java - How to read a properties files and use the values in project Gradle script?

I am working on a Gradle script where I need to read the local.properties file and use the values in the ... dir = ${external.dir}/libs See Question&Answers more detail:os...

asked Oct 17, 2021 in Technique[技术] by 深蓝 (71.8m points)

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592 views

1 answer

oop - Duck Typing in Javascript

Could someone give me an example of Duck Typing inheritance in Javascript? I'm exploring OO javascript and I've ... it being used in javascript. See Question&Answers more detail:os...

asked Oct 17, 2021 in Technique[技术] by 深蓝 (71.8m points)

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