大约有 15,210 项符合查询结果（耗时：0.0364秒） [XML]
Load and execution sequence of a web page?
...style>h2{font-wight:bold;}</style>
<script>
$(document).ready(function(){
$("#img").attr("src", "kkk.png");
});
</script>
</head>
<body>
<img id="img" src="abc.jpg" style="width:400px;height:300px;"/>
<script src="kkk.js" type="text/jav...
Why doesn't C# support the return of references?
I have read that .NET supports return of references, but C# doesn't. Is there a special reason? Why I can't do something like:
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How do I get the current GPS location programmatically in Android?
...-- why is this? Does calling getLastKnownLocation() not get the latest GPS read of phone's GPS?
– Don Cheadle
Aug 23 '15 at 0:20
9
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Why Choose Struct Over Class?
...mportant when passing around a variable to many classes and/or in a multithreaded environment. If you can always send a copy of your variable to other places, you never have to worry about that other place changing the value of your variable underneath you.
With Structs, there is much less need to ...
The new syntax “= default” in C++11
...ormly for each of these special member functions makes your code easier to read by explicitly stating your intent.
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What is a patch in git version control?
...commit your changes, or even let you apply some patch file that you have already. Without going deep into details, in this sense git is absolutely the same as other version control systems like SVN, or even CVS or perforce.
Hope it helps!
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Embedding unmanaged dll into a managed C# dll
...;
byte[] buf = new byte[sz];
while (true)
{
int nRead = stm.Read(buf, 0, sz);
if (nRead < 1)
break;
outFile.Write(buf, 0, nRead);
}
}
}
catch
{
// This may happen if another process has already created and loaded the file.
...
What are “named tuples” in Python?
Reading the changes in Python 3.1 , I found something... unexpected:
11 Answers
11
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Analyze audio using Fast Fourier Transform
...In an FFT, you only can measure frequencies up to half your sample points. Read these links on the Nyquist Frequency and Nyquist-Shannon Sampling Theorem if you are a glutton for punishment and need to know why, but the basic result is that your lower frequencies are going to be replicated or aliase...
What's wrong with using $_REQUEST[]?
...POST params are combined into 1 request object. It never struck me until I read your post.
– Jay Sidri
May 28 '11 at 6:24
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