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Why use static_cast(x) instead of (int)x?
...e main reason is that classic C casts make no distinction between what we call static_cast<>(), reinterpret_cast<>(), const_cast<>(), and dynamic_cast<>(). These four things are completely different.
A static_cast<>() is usually safe. There is a valid conversion in the...
java: HashMap not working
...eter Lawrey
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In Java, how do I check if a string contains a substring (ignoring case)? [duplicate]
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for some reason I'm getting false when I call "2014-03-25T17:55:00".contains("T")
– Jeremy List
Mar 25 '14 at 8:45
3
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Referring to a file relative to executing script
... some config files from the same place."
Any solution isn't going to work 100% of the time:
It is important to realize that in the general case, this problem has no solution. Any approach you might have heard of, and any approach that will be detailed below, has flaws and will only work in spec...
MFC RadioButton用法详解 - C/C++ - 清泛网 - 专注C/C++及内核技术
...utton被选中，1表示第二个……）。
环境：Visual Studio2010
以对话框为例，工程名称为：RadioButtonInstance。此工程中，共创建四组RadioButton，记着设定Tab键顺序以及为每组第一个RadioButton设置Group属性。初始化对话框为下图：
为...
How do I initialize a byte array in Java?
...309d".toLowerCase());
The Guava method is overkill, when you are using small arrays. But Guava has also versions that can parse input streams. This is a nice feature when dealing with big hexadecimal inputs.
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Why does parseInt yield NaN with Array#map?
...e as not supplying the parameter, so it defaulted based on the input (base 10, in this case). Base 1 is an impossible number base, and 3 is not a valid number in base 2:
parseInt('1', 0); // OK - gives 1
parseInt('2', 1); // FAIL - 1 isn't a legal radix
parseInt('3', 2); // FAIL - 3 isn't legal in...
How to copy files from 'assets' folder to sdcard?
I have a few files in the assets folder. I need to copy all of them to a folder say /sdcard/folder. I want to do this from within a thread. How do I do it?
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JavaScript equivalent to printf/String.Format
...low for details.
Otherwise:
Try sprintf() for JavaScript.
If you really want to do a simple format method on your own, don’t do the replacements successively but do them simultaneously.
Because most of the other proposals that are mentioned fail when a replace string of previous replaceme...
What is the difference between “pom” type dependency with scope “import” and without “import”?
...ndencies>
</dependencyManagement>
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What then happens is that all the dependencies defined in the dependencyManagement section of the other-pom-artifact-id are included in your POM's dependencyManagement section. You can then reference these dependencies in the dependency section of you...