大约有 47,000 项符合查询结果(耗时:0.0746秒) [XML]

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How do I select the parent form based on which submit button is clicked?

...fferent). A user will only fill in one form, and I'd like to validate/etc all the forms with only one JS script. 5 Answers...
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method overloading vs optional parameter in C# 4.0 [duplicate]

...the number of parameters. For example say you want a method foo to be be called/used like so, foo(), foo(1), foo(1,2), foo(1,2, "hello"). With method overloading you would implement the solution like this, ///Base foo method public void DoFoo(int a, long b, string c) { //Do something } /// F...
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intellij - spring is not being recognized (Unmapped Spring configuration)

I am using IntelliJ IDEA and all plugins for Spring are activated, but when I load my Maven project I have the following error: ...
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Why use JUnit for testing?

Maybe my question is a newbie one, but I can not really understand the circumstances under which I would use junit ? 11 An...
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When to use CouchDB over MongoDB and vice versa

...ta changes too much, filling up disks. CouchDB : For accumulating, occasionally changing data, on which pre-defined queries are to be run. Places where versioning is important. A recent (Feb 2012) and more comprehensive comparison by Riyad Kalla, MongoDB : Master-Slave Replication ONLY CouchDB ...
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How to check if a file is empty in Bash?

I have a file called diff.txt. Want to check if it is empty. Did something like this but couldn't get it working. 10 Answe...
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jQuery: find element by text

... Yes, please use the appraoch @RocketHazmat uses, say you have 5 elements all prefixed with 'Register Contract' and each has a number suffix. You'll end up selecting them all, when in reality you only want the element with text: 'Register Contract 26'. – Riveascore ...
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SQL JOIN vs IN performance?

...here using a JOIN or an IN will give me the correct results... Which typically has better performance and why? How much does it depend on what database server you are running? (FYI I am using MSSQL) ...
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What are JavaScript's builtin strings?

... First of all, I would like to thank Jason and all the contributors for playing with that funny snippet. I have written that piece of code just for fun in order to send it to my wife on February 14 :) Having only Chrome installed on th...
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shortcut for creating a Map from a List in groovy?

... Check out "inject". Real functional programming wonks call it "fold". columns.inject([:]) { memo, entry -> memo[entry.name] = entry.val return memo } And, while you're at it, you probably want to define methods as Categories instead of right on the metaClass. That ...