大约有 47,000 项符合查询结果(耗时:0.0479秒) [XML]

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My attempt at value initialization is interpreted as a function declaration, and why doesn't A a(())

...st one argument. One of built-in classes which takes two arguments is std::string std::string hundred_dots(100, '.'); This is all well and fine (technically, it would have most vexing parse if it would be written as std::string wat(int(), char()), but let's be honest - who would write that? But l...
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check android application is in foreground or not? [duplicate]

...ses(); if (appProcesses == null) { return false; } final String packageName = context.getPackageName(); for (RunningAppProcessInfo appProcess : appProcesses) { if (appProcess.importance == RunningAppProcessInfo.IMPORTANCE_FOREGROUND && appProcess.processName.equal...
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What is the difference between quiet NaN and signaling NaN?

...t out the NaN raw bytes: main.cpp #include <cassert> #include <cstring> #include <cmath> // nanf, isnan #include <iostream> #include <limits> // std::numeric_limits #pragma STDC FENV_ACCESS ON void print_float(float f) { std::uint32_t i; std::memcpy(&i, ...
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erb, haml or slim: which one do you suggest? And why? [closed]

...as erb only returns the last line in the block. so you have to append to a string and then return that. HAML Pros more concise. no closing tags, fits in smaller screens visually cleaner structure has built in helpers (haml_concat, haml_capture) to utilize haml in helper methods class chaining...
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Why does git perform fast-forward merges by default?

... also mentions the config merge.ff: By default, Git does not create an extra merge commit when merging a commit that is a descendant of the current commit. Instead, the tip of the current branch is fast-forwarded. When set to false, this variable tells Git to create an extra merge commit in su...
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Good reasons to prohibit inheritance in Java?

...re writing purely internal code this may be a bit of overkill. However the extra effort involved in adding five characters to a class file is very small. If you are writing only for internal comsumption then a future coder can always remove the 'final' - you can think of it as a warning saying "this...
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Good example of livelock?

...", owner.name); } } static class Diner { private String name; private boolean isHungry; public Diner(String n) { name = n; isHungry = true; } public String getName() { return name; } public boolean isHungry() { return isHungry; } ...
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ASP.NET MVC: No parameterless constructor defined for this object

...r some other people that come here: if you have just Tuples (like Tuple<string, string> data; ) in your class, serialization will be ok (because I encountered this prob during JSON serialization)... but if you use something like List<Tuple<string, string>> data; you'll start having...
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How can Xml Documentation for Web Api include documentation from beyond the main project?

...gt;(); b. Replace the constructor with: public XmlDocumentationProvider(string appDataPath) { if (appDataPath == null) { throw new ArgumentNullException("appDataPath"); } var files = new[] { "XmlDocument.xml", "Subproject.xml" }; foreach (var file in files) { ...
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MongoDB: Is it possible to make a case-insensitive query?

... Especially if you're interpolating a string ({foo: /#{x}/i}) that could have a question mark in it.. – Peter Ehrlich Dec 16 '11 at 18:53 17 ...