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java - EnumSet from array, shortest variant?

I need an EnumSet from an array (which is given through a varargs method parameter). First, I was ... ://stackoverflow.com/questions/22886287/enumset-from-array-shortest-variant...

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

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82 views

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c# - Regex.Replace: replace only first one found

(This question already has answers here): question from:https://stackoverflow.com/questions/6372065/regex-replace-replace-only-first-one-found...

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

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235 views

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JobService does not require android.permission.BIND_JOB_SERVICE permission

I am getting does not require android.permission.BIND_JOB_SERVICE permission error while scheduling my JobService and ... not-require-android-permission-bind-job-service-permission...

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

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183 views

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security - Why do browser APIs restrict cross-domain requests?

XMLHttpRequests require CORS to work cross-domain. Similarly for web fonts, WebGL textures, and a few other ... /9222822/why-do-browser-apis-restrict-cross-domain-requests...

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

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269 views

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css - height style property doesn't work in div elements

I'm setting a height of 20px on a <div>, though when it renders in the browser, its only 14px high ... .com/questions/4967613/height-style-property-doesnt-work-in-div-elements...

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

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153 views

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How do I create my own custom group in mediawiki?

I have been reading carefully through the mediawiki documentation but I have not been able to find out how to create new ... 219135/how-do-i-create-my-own-custom-group-in-mediawiki...

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

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580 views

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class - Why return new static? (PHP)

Why some developers create one method that returns new static? What is the reason to have a method that ... ://stackoverflow.com/questions/37460592/why-return-new-static-php...

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

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258 views

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syntax - Why PHP variables start with a $ sign symbol?

Has anybody ever thought about this question. Why we must write $var_name = value; and not var_name = value;? ... com/questions/3073812/why-php-variables-start-with-a-sign-symbol...

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

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91 views

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python - Django : Filter query based on custom function

I've got a function built into my Django model class and I want to use that function to filter my ... .com/questions/5685037/django-filter-query-based-on-custom-function...

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

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c - Why is the conditional operator right associative?

I can understand why the assignment operator is right associative. It makes sense that when x = 4 + 3 ... .com/questions/7407273/why-is-the-conditional-operator-right-associative...

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

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394 views

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batch file - 7zip Ultra LZMA2 compression

How can I convert this settings into command? Here are the results: // Manual Compression (see the ... https://stackoverflow.com/questions/22680954/7zip-ultra-lzma2-compression...

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

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c# - What happens if I don't call Dispose on the pen object?

What happens if I don't call Dispose on the pen object in this code snippet? private void panel_Paint(object sender, ... /what-happens-if-i-dont-call-dispose-on-the-pen-object...

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

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196 views

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Simplest Way to Test ODBC on WIndows

With unixODBC you can use a simple command line utility called "isql" to test your connection and permissions of ... .com/questions/2702739/simplest-way-to-test-odbc-on-windows...

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

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110 views

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java - Why do I need a functional Interface to work with lambdas?

I think this question is already somewhere out there, but I wasn't able to find it. I don't understand, why ... /33010594/why-do-i-need-a-functional-interface-to-work-with-lambdas...

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

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126 views

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How to check that a Ruby file is empty?

I have a text file for example. What is the best way to check in Ruby that a file is empty? File.size(' ... .com/questions/15982281/how-to-check-that-a-ruby-file-is-empty...

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

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281 views

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In a Maven project, how can I automatically update the version all child modules, plus the parent?

I have a multi-module project. parent POM (1.0-SNAPSHOT) |-- module1 (1.0-SNAPSHOT) |-- module2 (1.0 ... -maven-project-how-can-i-automatically-update-the-version-all-child-modules...

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

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122 views

1 answer

sql - Query in MySQL for string fields with a specific length

How can I make a MySQL query asking for all the string fields in a column that have a particular length? Thanks ... /4940873/query-in-mysql-for-string-fields-with-a-specific-length...

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

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156 views

1 answer

cocoa - How to add base SDK for 10.5 in xCode 4

I've installed xCode 4 last night and tried to compile a software which should support 10.5 and above OSs. It gave the ... /5378518/how-to-add-base-sdk-for-10-5-in-xcode-4...

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

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403 views

1 answer

ajax - jquery::ajaxStop() versus jquery::ajaxComplete()

Which is to be used at which time. In the documentation on http://api.jquery.com/: For ... from:https://stackoverflow.com/questions/4419241/jqueryajaxstop-versus-jqueryajaxcomplete...

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

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1.4k views

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creating registration and login form in node.js and mongodb

I am new to node.js and want to create a registration and login page for user.also there has to proper ... /8051631/creating-registration-and-login-form-in-node-js-and-mongodb...

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

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330 views

1 answer

iphone - Changing the background color of a UIAlertView?

I want to change the background color of my UIAlertView, but this doesn't appear to have a color attribute. ... .com/questions/883208/changing-the-background-color-of-a-uialertview...

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

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145 views

1 answer

Alpine Add Package from Edge repository

If I'm using Alpine 3.8, how can I add a specific package from the Alpine Edge repository? Is ... //stackoverflow.com/questions/52899227/alpine-add-package-from-edge-repository...

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

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358 views

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rust - How do I create a map from a list in a functional way?

In Scala, there is a method named toMap that works on any list of tuples and converts it to a map where the key is the ... /how-do-i-create-a-map-from-a-list-in-a-functional-way...

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

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255 views

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Spring CRUD repository: is there findOneByMaxXYZColumn()?

My requirement: fetch ONE object (e.g RetainInfo ) from table RETAIN_INFO if VERSION column has max ... com/questions/22801219/spring-crud-repository-is-there-findonebymaxxyzcolumn...

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

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415 views

1 answer

Is there a way to hide the vertical ruler in Ace Editor?

Is there a way to hide the vertical ruler in Ace? By vertical ruler I mean the vertical line in the editor at 80 ... /is-there-a-way-to-hide-the-vertical-ruler-in-ace-editor...

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

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72 views

1 answer

java - OpenJDK breaks on processWorkerExit with no breakpoint

I'm running tomcat 7.0.21 on OpenJDK java version "1.6.0_20" OpenJDK Runtime Environment (IcedTea6 ... com/questions/7451862/openjdk-breaks-on-processworkerexit-with-no-breakpoint...

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

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330 views

1 answer

MySQL timestamp only on create

I use timestamp on MySQL 5.x (with PHP) to remember event times. During development I had to update ... https://stackoverflow.com/questions/817396/mysql-timestamp-only-on-create...

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

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196 views

1 answer

java - how to inherit Constructor from super class to sub class

How to inherit the constructor from a super class to a sub class? question from:https://stackoverflow.com/questions/2319817/how-to-inherit-constructor-from-super-class-to-sub-class...

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

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