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Redis scan count: How to force SCAN to return all keys matching a pattern?

I am trying to find out values stored in a list of keys which match a pattern from redis. I tried using SCAN so ... -count-how-to-force-scan-to-return-all-keys-matching-a-pattern...

asked Oct 7, 2021 in Technique[技术] by 深蓝 (71.8m points)

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swift - 'self' used before all stored properties are initialized

I'm working through a learn-swift playground and upgrading it to Swift 2.0 as I learn the language. ... /questions/34474545/self-used-before-all-stored-properties-are-initialized...

asked Oct 7, 2021 in Technique[技术] by 深蓝 (71.8m points)

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angular - Angular2: *ngFor does not update when array is updated

I have an array of objects (let's call it arr). In one of my component's inputs in the (change) ... .com/questions/45239739/angular2-ngfor-does-not-update-when-array-is-updated...

asked Oct 7, 2021 in Technique[技术] by 深蓝 (71.8m points)

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java - Is it discouraged to use @Spy and @InjectMocks on the same field?

In the project I'm working on right now, I often see the @Spy and @InjectMocks used together on a field. I have ... /is-it-discouraged-to-use-spy-and-injectmocks-on-the-same-field...

asked Oct 7, 2021 in Technique[技术] by 深蓝 (71.8m points)

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xaml - WPF Disabled button's background

I try to change button's style when it is disabled: <Style TargetType="Button" x:Key="MyButton2"> ... :https://stackoverflow.com/questions/25406878/wpf-disabled-buttons-background...

asked Oct 7, 2021 in Technique[技术] by 深蓝 (71.8m points)

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pointers - returning a local variable from function in C

(This question already has answers here): question from:https://stackoverflow.com/questions/4824342/returning-a-local-variable-from-function-in-c...

asked Oct 7, 2021 in Technique[技术] by 深蓝 (71.8m points)

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python - importing a module in nested packages

This is a python newbie question: I have the following directory structure: test -- test_file.py a -- ... /stackoverflow.com/questions/2183205/importing-a-module-in-nested-packages...

asked Oct 7, 2021 in Technique[技术] by 深蓝 (71.8m points)

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iphone - Cryptic error from Core Data: NSInvalidArgumentException, reason: referenceData64 only defined for abstract class

I'm doing an iPhone app that reads data from XML file, turn them into Core Data Managed ... /2009399/cryptic-error-from-core-data-nsinvalidargumentexception-reason-referencedata6...

asked Oct 7, 2021 in Technique[技术] by 深蓝 (71.8m points)

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Sqlite: adding COMMENT ON descriptions to tables and columns?

In MySQL Workbench you can add COMMENTs to tables and columns in a MySQL database. Does Sqlite support ... 7426205/sqlite-adding-comment-on-descriptions-to-tables-and-columns...

asked Oct 7, 2021 in Technique[技术] by 深蓝 (71.8m points)

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python - Plotting a histogram from pre-counted data in Matplotlib

I'd like to use Matplotlib to plot a histogram over data that's been pre-counted. For example, say I ... questions/19212508/plotting-a-histogram-from-pre-counted-data-in-matplotlib...

asked Oct 7, 2021 in Technique[技术] by 深蓝 (71.8m points)

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rust - How can I create an is_prime function that is generic over various integer types?

I just took the dive into Rust and want to make some basic math functions that are generic. I have the ... -an-is-prime-function-that-is-generic-over-various-integer-types...

asked Oct 7, 2021 in Technique[技术] by 深蓝 (71.8m points)

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Use of never keyword in typescript

TS documentation says, "the never type represents the type of values that never occur. Variables also acquire ... .com/questions/42291811/use-of-never-keyword-in-typescript...

asked Oct 7, 2021 in Technique[技术] by 深蓝 (71.8m points)

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python - Plot histogram with colors taken from colormap

I want to plot a simple 1D histogram where the bars should follow the color-coding of a given colormap. ... .com/questions/23061657/plot-histogram-with-colors-taken-from-colormap...

asked Oct 7, 2021 in Technique[技术] by 深蓝 (71.8m points)

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javascript - Node.js: SyntaxError: Cannot use import statement outside a module

I am getting this error SyntaxError: Cannot use import statement outside a module when trying to import from ... node-js-syntaxerror-cannot-use-import-statement-outside-a-module...

asked Oct 7, 2021 in Technique[技术] by 深蓝 (71.8m points)

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rsa - How to create public and private key with openssl?

My question is how to create a public key and private key with OpenSSL in windows and how to put the ... questions/44474516/how-to-create-public-and-private-key-with-openssl...

asked Oct 7, 2021 in Technique[技术] by 深蓝 (71.8m points)

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How to get innerHTML of whole page in selenium driver?

I'm using selenium to click to the web page I want, and then parse the web page using Beautiful Soup. Somebody ... /35905517/how-to-get-innerhtml-of-whole-page-in-selenium-driver...

asked Oct 7, 2021 in Technique[技术] by 深蓝 (71.8m points)

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How to get Method Parameter names in Java 8 using reflection?

Java 8 has the ability to acquire method parameter names using Reflection API. How can I get these method parameter ... -to-get-method-parameter-names-in-java-8-using-reflection...

asked Oct 7, 2021 in Technique[技术] by 深蓝 (71.8m points)

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How to increase size of DOSBox window?

I am running Turbo C on DOSBox in Ubuntu 12.04. The problem is that two black stripes are coming on ... /stackoverflow.com/questions/15944089/how-to-increase-size-of-dosbox-window...

asked Oct 7, 2021 in Technique[技术] by 深蓝 (71.8m points)

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Intellij doesn't show .git directory

How I can I get Intellij to show the .git folder in the project viewer? I tried ctrl+alt+A and ... :https://stackoverflow.com/questions/35784352/intellij-doesnt-show-git-directory...

asked Oct 7, 2021 in Technique[技术] by 深蓝 (71.8m points)

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regex - Extract filename from file result in ansible

I'm trying to use the result of Ansible find command, which return list of files it find on a ... stackoverflow.com/questions/45564899/extract-filename-from-file-result-in-ansible...

asked Oct 7, 2021 in Technique[技术] by 深蓝 (71.8m points)

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reactjs - React-router TypeError: _this.props.history is undefined

I am using react-router with react js and i following their documentation but facing this error while compiling ... /42857283/react-router-typeerror-this-props-history-is-undefined...

asked Oct 7, 2021 in Technique[技术] by 深蓝 (71.8m points)

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java - Base64 encoding Allowed Characters

I'm using Base64 encoding for encoding user id field in Java. String abc = new String(Base64. ... https://stackoverflow.com/questions/16681007/base64-encoding-allowed-characters...

asked Oct 7, 2021 in Technique[技术] by 深蓝 (71.8m points)

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What is app.aps file in Visual C++?

I just discovered a misterious file in my (new) Visual Studio 2012 C++/CLI project: app.aps. I can find no ... stackoverflow.com/questions/33261966/what-is-app-aps-file-in-visual-c...

asked Oct 7, 2021 in Technique[技术] by 深蓝 (71.8m points)

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Releasing Windows file share locks

This problem crops up every now and then at work. Our build machine can have it's files accessed via ... ://stackoverflow.com/questions/320128/releasing-windows-file-share-locks...

asked Oct 7, 2021 in Technique[技术] by 深蓝 (71.8m points)

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r - Rcpp package doesn't include Rcpp_precious_remove

I have been trying to create a database and installed the "DBI" package, but I am still facing this ... .com/questions/68416435/rcpp-package-doesnt-include-rcpp-precious-remove...

asked Oct 7, 2021 in Technique[技术] by 深蓝 (71.8m points)

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oauth 2.0 - How to specify refresh tokens lifespan in Keycloak

Keycloak refresh token lifetime is 1800 seconds: "refresh_expires_in": 1800 How to specify different expiration time ... 52040265/how-to-specify-refresh-tokens-lifespan-in-keycloak...

asked Oct 7, 2021 in Technique[技术] by 深蓝 (71.8m points)

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How to pickle and unpickle to portable string in Python 3

I need to pickle a Python3 object to a string which I want to unpickle from an environmental variable in a Travis CI ... /how-to-pickle-and-unpickle-to-portable-string-in-python-3...

asked Oct 7, 2021 in Technique[技术] by 深蓝 (71.8m points)

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c# - Algorithm for intersection of 2 lines?

I have 2 lines. Both lines containing their 2 points of X and Y. This means they both have length. ... ://stackoverflow.com/questions/4543506/algorithm-for-intersection-of-2-lines...

asked Oct 7, 2021 in Technique[技术] by 深蓝 (71.8m points)

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