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usability - How does one write good error messages?

While this is more of a written language issue than a coding one, it is something that programmers must do ... .com/questions/194537/how-does-one-write-good-error-messages...

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

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Does the '@' symbol have special meaning in Javascript, Coffeescript or Jquery?

I have some code that looks like self = @ and then later on it's using @someMethodName or self. ... -the-symbol-have-special-meaning-in-javascript-coffeescript-or-jquery...

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

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multithreading - Android wait AsyncTask to finish

I have a function, AppHelper.isOnline(Context context), I call in various parts of my application to ... //stackoverflow.com/questions/9997547/android-wait-asynctask-to-finish...

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

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c - Bus error vs Segmentation fault

Difference between a bus error and a segmentation fault? Can it happen that a program gives a seg fault ... ://stackoverflow.com/questions/838540/bus-error-vs-segmentation-fault...

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

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linux - How to show grep result with complete path or file name

I need to know the complete file path when I grep. I use commands like cat *.log | grep somethingtosearch Now ... 13875380/how-to-show-grep-result-with-complete-path-or-file-name...

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ruby on rails 3 - Should I use @import or manifest files?

Rails 3.1 introduces a new way of organizing both JS and CSS with the introduction of manifest files. For ... .com/questions/6074173/should-i-use-import-or-manifest-files...

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Uploading a remote file url from Rails Console with Carrierwave

I just wanted to know how one would go about uploading a remote file url using Carrierwave in the Rails console ... /uploading-a-remote-file-url-from-rails-console-with-carrierwave...

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

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node.js - Multiplayer game with JavaScript backend and frontend. What are the best practices?

I'm thinking of creating a web multiplayer game in Node.js. This means I'll be using the same language in ... -game-with-javascript-backend-and-frontend-what-are-the-best-practic...

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javascript - Npm postinstall only on development

I have npm module with following package.json { "name": "my-app", "version": "0.0.0", " ... from:https://stackoverflow.com/questions/23076968/npm-postinstall-only-on-development...

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android - How to make a class with nested objects Parcelable

I'd like to make class A Parcelable. public class A { public String str; public ArrayList<B> list; } This ... /questions/14178736/how-to-make-a-class-with-nested-objects-parcelable...

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java - Getting started with Spring 3 Web MVC - Setting everything up

I'm trying to get started with JAVA/Eclipse/Spring MVC but can't seem to find a "dummies" or "step- ... /2260552/getting-started-with-spring-3-web-mvc-setting-everything-up...

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

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Packaging and shipping a python library and scripts, the professional way

I have the task of packaging and shipping a commercial application bundle, which will include: a python library ( ... and-shipping-a-python-library-and-scripts-the-professional-way...

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javascript - NodeJs stress testing tools/methods

(Closed.) This question does not meet Stack Overflow guidelines. It is not currently accepting answers. ... stackoverflow.com/questions/14463703/nodejs-stress-testing-tools-methods...

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

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asp.net mvc - MVC ajax json post to controller action method

I am trying to achieve a JQuery AJAX call to a controller action method that contains a complex object as a ... com/questions/4120212/mvc-ajax-json-post-to-controller-action-method...

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

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ruby - git, Heroku: pre-receive hook declined

I am in the process of setting up a git repository and attempting to link it to Heroku. When I run ... ://stackoverflow.com/questions/8216586/git-heroku-pre-receive-hook-declined...

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

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javascript - How does the RxJs 5 share() operator work?

Its not 100% clear for me how the RxJs 5 share() operator works, see here the latest docs. Jsbin for the ... .com/questions/35141722/how-does-the-rxjs-5-share-operator-work...

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java - glassfish v3 vs tomcat 7

question from:https://stackoverflow.com/questions/3557679/glassfish-v3-vs-tomcat-7...

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Android 4.4.2 - java.lang.RuntimeException: Performing stop of activity that is not resumed

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

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double - Java signed zero and boxing

Lately I've written a project in Java and noticed a very strange feature with double/Double implementation. ... //stackoverflow.com/questions/14771328/java-signed-zero-and-boxing...

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How does Python's Garbage Collector Detect Circular References?

I'm trying to understand how Python's garbage collector detects circular references. When I look at the ... /10962393/how-does-pythons-garbage-collector-detect-circular-references...

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

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kotlin - does Any == Object

The following code in kotlin: Any().javaClass Has value of java.lang.Object. Does that mean Any and Object ... from:https://stackoverflow.com/questions/38761021/does-any-object...

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java - Tomcat doesn't stop. How can I debug this?

I have a Tomcat 7 running in Linux that I start via $CATALINA_HOME/bin/startup.sh and shutdown via $CATALINA_HOME/bin ... /questions/9971876/tomcat-doesnt-stop-how-can-i-debug-this...

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c#: static variable in a static method

Can you have a static variable in a static method? Would the value of this variable be preserved across all ... .com/questions/4525654/c-static-variable-in-a-static-method...

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Automatic code quality tool for Ruby?

(Closed.) This question does not meet Stack Overflow guidelines. It is not currently accepting answers. question ... .com/questions/55313/automatic-code-quality-tool-for-ruby...

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

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c++ - How do I generate thread-safe uniform random numbers?

My program needs to generate many random integers in some range (int min, int max). Each call will have ... questions/21237905/how-do-i-generate-thread-safe-uniform-random-numbers...

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

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signals - GDB: Ctrl+C doesn't interrupt process as it usually does but rather terminates the program

Normally when you run a program through GDB you can press Ctrl+C to interrupt it, e.g. if it gets stuck ... -doesnt-interrupt-process-as-it-usually-does-but-rather-terminates-t...

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

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gaussianblur - CSS-only Acrylic Material from Fluent Design System

With the advent of Microsoft's Fluent Design System and the propagation of the new Acrylic Material around the ... /44522299/css-only-acrylic-material-from-fluent-design-system...

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

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java - Using parameter that implements multiple interfaces pre-generics

Suppose I have these interfaces: public interface I1 { void foo(); } public interface I2 { void ... /3108182/using-parameter-that-implements-multiple-interfaces-pre-generics...

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

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