大约有 20,000 项符合查询结果(耗时:0.0333秒) [XML]

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Find size of object instance in bytes in c#

... Marshal.ReadInt32(type.TypeHandle.Value, 4) works for x86 and x64. I only tested struct and class types. Keep in mind that this returns the boxed size for value types. @Pavel Maybe you could update your answer. – jnm2 Mar 1 '15 at 1:52 ...
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Regex to replace multiple spaces with a single space

...unning 100k string replacements. I encourage you to do your own profiling tests with firebug, if you think performance is an issue. Humans are notoriously bad at predicting where the bottlenecks in their programs lie. (Also, note that IE 8's developer toolbar also has a profiler built in -- it mi...
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Format number to always show 2 decimal places

...ath.round will not always give accurate results due to rounding errors. I tested this with 1.005, which should round to 1.01, but it gives 1.00. Use my answer for consistent accuracy: stackoverflow.com/a/34796988/3549440. – Nate Jan 14 '16 at 18:39 ...
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How do I copy a folder from remote to local using scp? [closed]

...eate ssh aliases Then, for example if you have this ~/.ssh/config: Host test User testuser HostName test-site.com Port 22022 Host prod User produser HostName production-site.com Port 22022 you'll save yourself from password entry and simplify scp syntax like this: scp ...
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Alternate output format for psql

...ous types. -[ RECORD 2 ]--------------- id | 19 description | XXX Test A authority | Testing The older "\pset format wrapped" is similar in that it tries to fit the data neatly on screen, but falls back to unaligned if the headers won't fit. Here's an example of wrapped: id | ...
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How to solve Operator '!=' cannot be applied to operands of type 'T' and 'T' [duplicate]

... using System.Collections.Generic; public class Test<T> { public T Value { get => _Value; set { // operator== is undefined for generic T; EqualityComparer solves this if (!EqualityComparer<T>.Defaul...
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CodeIgniter: Create new helper?

...EPATH')) exit('No direct script access allowed'); if ( ! function_exists('test_method')) { function test_method($var = '') { return $var; } } Save this to application/helpers/ . We shall call it "new_helper.php" The first line exists to make sure the file cannot be include...
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Process escape sequences in a string in Python

...erent manifestations on both Python 2 and 3. >>> s = 'naïve \\t test' >>> print(s.encode('utf-8').decode('unicode_escape')) naïve test Well, that's wrong. The new recommended way to use codecs that decode text into text is to call codecs.decode directly. Does that help? ...
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A worthy developer-friendly alternative to PayPal [closed]

... -d "card[cvc]=123" Excellent developer tools and a sandbox You can test your payment form integration with test API keys before going live. More info: https://stripe.com/docs/testing Good example API implementations, preferably in in Python or Ruby Stripe has official libraries in Pyth...
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Is ServiceLocator an anti-pattern?

..., and not at some later temporal point. Also, author mentioned about unit test difficulties. But, won't we have issues with DI approach? No. As you do not have a dependency to a static service locator. Have you tried to get parallel tests working with static dependencies? It's not fun. ...