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What are valid values for the id attribute in HTML?
...ill never wonder "was it firstName or FirstName?" because you will always know that you should type first_name. Prefer camel case? Then limit yourself to that, no hyphens or underscores, and always, consistently use either upper-case or lower-case for the first character, don't mix them.
A now ve...
Concept of void pointer in C programming
...e a void* in two ways. Casting to char* is always acceptable, and if you know the original type it points to you can cast to that type. The void* has lost the type info so it'd have to be stored elsewhere.
– Dan Olson
Mar 29 '09 at 10:30
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How to read multiple text files into a single RDD?
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@femibyte I don't think so, though I don't know why you would want to know the file name in any situation other than for wholeTextFiles. What is your use case? I can think of a workaround provided you use the same number of partitions as files ...
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Does Typescript support the ?. operator? (And, what's it called?)
...mentation can be non-breaking in the future. If they implemented something now, it would end up needing major changes if ECMAScript redefine their specification.
See Optional Chaining Specification
Where something is never going to be standard JavaScript, the TypeScript team can implement as they ...
Can I mask an input text in a bat file?
...word will be in the passwd environment variable after the code has run.
Now, as mentioned, scriptpw.dll is available only up to XP/2003. In order to rectify this, you can simply copy the scriptpw.dll file from the Windows\System32 folder of an XP/2003 system to the Winnt\System32 or Windows\Syste...
How to inject dependencies into a self-instantiated object in Spring?
...yBean obj = new MyBean();
beanFactory.autowireBean(obj);
// obj will now have its dependencies autowired.
}
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Upgrading PHP in XAMPP for Windows?
I would like to know how you upgrade PHP in Xampp for Windows? I tried to download the latest PHP version from the main PHP site but when I check (phpinfo) I still get that the previous version is still in use.
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How to pass boolean values to a PowerShell script from a command prompt
...even have to specify the problematic boolean parameter on the command line now. Excellent :)
– Zeek2
Mar 29 '18 at 7:39
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How can I define colors as variables in CSS?
I’m working on a CSS file that is quite long. I know that the client could ask for changes to the color scheme, and was wondering: is it possible to assign colors to variables, so that I can just change a variable to have the new color applied to all elements that use it?
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What does the explicit keyword mean?
...class will create a compiler error at the function call DoBar (42). It is now necessary to call for conversion explicitly with DoBar (Foo (42))
The reason you might want to do this is to avoid accidental construction that can hide bugs.
Contrived example:
You have a MyString(int size) class with ...