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Does JavaScript guarantee object property order?
...alue, object, or
function. A function stored in a
property of an object is called a
method.
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Does PNG contain EXIF data like JPG?
...ly 2017, there does appear to be officially registered chunk for EXIF data called... eXIf:
The data segment of the eXIf chunk contains an Exif profile in the format specified in "4.7.2 Interoperability Structure of APP1 in Compressed Data" of [CIPA DC-008-2016] except that the JPEG APP1 marker, ...
How to make a cross-module variable?
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Define a module ( call it "globalbaz" ) and have the variables defined inside it. All the modules using this "pseudoglobal" should import the "globalbaz" module, and refer to it using "globalbaz.var_name"
This works regardless of the place of...
How does std::move() transfer values into RValues?
...g);
}
Let's start with the easier part - that is, when the function is called with rvalue:
Object a = std::move(Object());
// Object() is temporary, which is prvalue
and our move template gets instantiated as follows:
// move with [T = Object]:
remove_reference<Object>::type&& ...
How to set UICollectionViewDelegateFlowLayout?
...
sizeForItemAt indexPath: IndexPath) -> NSSize
will be called.
If removed, no delegate method will be called. (as class does not obey to the protocol).
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Format in kotlin string templates
Kotlin has an excellent feature called string templates. I really love it.
6 Answers
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What's the point of g++ -Wreorder?
...ming language (3rd edition, Page 259):
The members’ constructors are called before the body of the containing class’ own constructor is executed. The constructors are called in the order in which they are declared in the class rather than the order in which they appear in the initializer lis...
How to write a simple Html.DropDownListFor()?
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Create a static class called "HtmlLists" or something. Place the static class in the System.Web.Mvc namespace. In your static class, add your static list of IEnumerable<Color> Colors. Then, on your view, you can reference it by calling HtmlL...
How can I handle R CMD check “no visible binding for global variable” notes when my ggplot2 syntax i
...s means using aes_string() instead of aes() (as described by Harlan)
Add a call to globalVariables(c("x.values", "y.values")) somewhere in the top-level of your package.
You should strive for 0 NOTES in your package when submitting to CRAN, even if you have to do something slightly hacky. This mak...
How to gracefully handle the SIGKILL signal in Java
...y, for example
with the SIGKILL signal on Unix or the
TerminateProcess call on Microsoft
Windows.
The only real option to handle a kill -9 is to have another watcher program watch for your main program to go away or use a wrapper script. You could do with this with a shell script that polled...