大约有 19,602 项符合查询结果（耗时：0.0399秒） [XML]
How to define an enum with string value?
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You can't, because enum can only be based on a primitive numeric type.
You could try using a Dictionary instead:
Dictionary<String, char> separators = new Dictionary<string, char>
{
{"Comma", ','},
{"Tab", '\t'},
{"Space", ' '},
};
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Mocking vs. Spying in mocking frameworks
...me shortcut which makes them not suitable for production (an in memory database is a good example).
Stubs provide canned answers to calls made during the test, usually not responding at all to anything outside what's programmed in for the test.
Spies are stubs that also record some information based...
Adding elements to object
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thank you again! But my base data is object type cause of the "cart = JSON.parse(jsonfile)" on the beginning.. i don't think i should take the json as a object, convert it to array, add element, stringify..
– HypeZ
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Simulating Slow Internet Connection
...know this is kind of an odd question. Since I usually develop applications based on the "assumption" that all users have a slow internet connection. But, does anybody think that there is a way to programmatically simulate a slow internet connection, so I can "see" how an application performs under v...
How to stop an animation (cancel() does not work)
... to stop an animation, it exposed as public method in
View.java, it is the base class for all widgets, which are used to create interactive UI components (buttons, text fields, etc.).
/**
* Sets the next animation to play for this view.
* If you want the animation to play immediately, use
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Lightweight Javascript DB for use in Node.js [closed]
Anybody know of a lightweight yet durable database, written in Javascript, that can be used with Node.js.
11 Answers
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How to exit from PostgreSQL command line utility: psql
... Ctrl+Z was the only command that worked for me - I was connected to a database via tunnel which lost the connection - neither \q nor Ctrl+D worked, but I could Ctrl+Z and then kill the suspended process
– Sergey
Apr 5 '18 at 23:02
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How to tell if node.js is installed or not
...type node -v, a prompt opens and closes quickly. Node is def installed but based on other answers I'm expecting to be able to read something. How do I keep the prompt open?
– wazz
Dec 27 '17 at 21:06
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CSS3 Spin Animation
...n IE11 there's no need for -ms/-moz/-webkit prefix.
Here's a shorter code (based on previous answers):
div {
margin: 20px;
width: 100px;
height: 100px;
background: #f00;
/* The animation part: */
animation-name: spin;
animation-duration: 4000ms;
animation-iteration-...
How to remove non-alphanumeric characters?
...ecause I needed to strip out disallowed characters from a Moodle username, based on email addresses: preg_replace("/[^a-z0-9_.@\-]/", '', $string);
– Evan Donovan
May 22 '14 at 15:17
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