大约有 47,000 项符合查询结果(耗时:0.0644秒) [XML]

https://stackoverflow.com/ques... 

Parsing a comma-delimited std::string [duplicate]

...eparated list of numbers, what's the simplest way to parse out the numbers and put them in an integer array? 18 Answers ...
https://stackoverflow.com/ques... 

Image Greyscale with CSS & re-color on mouse-over?

I am looking to take an icon that is colored (and will be a link) and turn it greyscale until the user places their mouse over the icon (where it would then color the image). ...
https://stackoverflow.com/ques... 

How to do the equivalent of pass by reference for primitives in Java

...lass member variable. Choice 4: Create a single element array of type int and pass that This is considered a hack, but is sometimes employed to return values from inline class invocations. void play(int [] toyNumber){ System.out.println("Toy number in play " + toyNumber[0]); toyNumbe...
https://stackoverflow.com/ques... 

HTML5: number input type that takes only integers?

...In the HTML5 specification, the input type "number" can have both integers and floating-point numbers. This seems incredibly short-sighted since it will only be a useful validator when your database fields are signed floating-point numbers (for unsigned ints you'll have to fall back to "pattern" val...
https://stackoverflow.com/ques... 

Is there a way to provide named parameters in a function call in JavaScript?

... ES2015 and later In ES2015, parameter destructuring can be used to simulate named parameters. It would require the caller to pass an object, but you can avoid all of the checks inside the function if you also use default parameters...
https://stackoverflow.com/ques... 

Search All Fields In All Tables For A Specific Value (Oracle)

...an you not start with whatever client application is displaying this value and try to figure out what query it is using to obtain it? Anyway, diciu's answer gives one method of generating SQL queries to check every column of every table for the value. You can also do similar stuff entirely in one ...
https://stackoverflow.com/ques... 

What is the preferred syntax for defining enums in JavaScript?

... Since 1.8.5 it's possible to seal and freeze the object, so define the above as: const DaysEnum = Object.freeze({"monday":1, "tuesday":2, "wednesday":3, ...}) or const DaysEnum = {"monday":1, "tuesday":2, "wednesday":3, ...} Object.freeze(DaysEnum) and voil...
https://stackoverflow.com/ques... 

Creating an instance of class

...riable there. /* 8 */ Bar* bar3 = new Bar ( Foo::Foo() ); Would work and work by the same principle to 5 and 6 if bar3 wasn't declared on in 7. 5 & 6 contain memory leaks. Syntax like new Bar ( Foo::Foo() ); is not usual. It's usually new Bar ( (Foo()) ); - extra parenthesis account for ...
https://stackoverflow.com/ques... 

How to get ERD diagram for an existing database?

...alled referential integrity constraints) in a graph style. The table nodes and relations are layed out automatically, with a number of layout modes available. The resulting graph is unique as it displays all information in an optimal and readable layout. from its site ...
https://stackoverflow.com/ques... 

Why can I access TypeScript private members when I shouldn't be able to?

I'm looking at implementation of private members in TypeScript, and I find it a little confusing. Intellisense doesn't allow to access private member, but in pure JavaScript, it's all there. This makes me think that TS doesn't implement private members correctly. Any thoughts? ...