大约有 43,000 项符合查询结果(耗时:0.0482秒) [XML]

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How do you split and unsplit a window/view in Eclipse IDE?

...or splitting is: Azerty keyboard: Ctrl + _ for split horizontally, and Ctrl + { for split vertically. Qwerty US keyboard: Ctrl + Shift + - (accessing _) for split horizontally, and Ctrl + Shift + [ (accessing {) for split vertically. MacOS - Qwerty US keyboard: ...
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What's the difference between using “let” and “var”?

...let keyword was introduced to the language was function scope is confusing and was one of the main sources of bugs in JavaScript. Take a look at this example from another stackoverflow question: var funcs = []; // let's create 3 functions for (var i = 0; i < 3; i++) { // and store them in fun...
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What is the purpose of the implicit grant authorization type in OAuth 2?

...kind of blind spot or what, but I've read the OAuth 2 spec many times over and perused the mailing list archives, and I have yet to find a good explanation of why the Implicit Grant flow for obtaining access tokens has been developed. Compared to the Authorization Code Grant, it seems to just give u...
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Why remove unused using directives in C#?

...me. Static analysis is slower. Code compilation is slower. On the other hand, there aren't many reasons to leave them in. I suppose you save yourself the effort of having to delete them. But if you're that lazy, you've got bigger problems! ...
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Failed to enable constraints. One or more rows contain values violating non-null, unique, or foreign

I make an outer join and executed successfully in the informix database but I get the following exception in my code: 24 ...
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Why use pointers? [closed]

...tionality, missing data types or for pure perfomance. More below... When and where should I use pointers? Short answer here is: Where you cannot use anything else. In C you don't have any support for complex datatypes such as a string. There are also no way of passing a variable "by reference" ...
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Is there any difference between a GUID and a UUID?

I see these 2 acronyms thrown around, and I was wondering if there are any differences between a GUID and a UUID? 6 Answers...
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Is there a REAL performance difference between INT and VARCHAR primary keys?

...AR as the primary key for reference lists (think US States, Country Codes) and a coworker won't budge on the INT AUTO_INCREMENT as a primary key for all tables. ...
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How to work with Git branches and Rails migrations

I am working on a rails app with quite a few git branches and many of them include db migrations. We try to be careful but occasionally some piece of code in master asks for a column that got removed/renamed in another branch. ...
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Are global variables bad? [closed]

..., it becomes increasingly hard to figure out which functions actually read and write these variables. To understand how the application works, you pretty much have to take into account every function which modifies the global state. That can be done, but as the application grows it will get harder...