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Why do I get a warning every time I use malloc?
...stdlib.h>
If you don't include this header file, the function is not known to the compiler. So it sees it as undeclared.
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Is there a “vim runtime log”?
...rints the most recent error message.
g< is another feature few people know about. From :help g<:
The g< command can be used to see the last page of previous command output. This is especially useful if you accidentally typed <Space> at the hit-enter prompt.
For example try :!ls...
IIS: Idle Timeout vs Recycle
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IIS now has
Idle Time-out Action : Suspend setting
Suspending is just freezes the process and it is much more efficient than the destroying the process.
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Including another class in SCSS
...ommon
properties
Extend your class (.my-base-class) with this placeholder.
Now you can extend %base-class in any of your classes (e.g. .my-class).
%base-class {
width: 80%;
margin-left: 10%;
margin-right: 10%;
}
.my-base-class {
@extend %base-class;
}
.my-class {
@extend %base-cl...
How to prevent multiple instances of an Activity when it is launched with different Intents
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Does anyone know if this code will ensure that the existing instance of the app will be brought to the foreground? Or does it just call finish(); and leave the user with no visual indication that anything has happened?
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LoaderManager with multiple loaders: how to get the right cursorloader
... It works with Loader.getID()! I've doublechecked this right now. Great!
– Kay Gladen
Oct 31 '11 at 20:20
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Linq: GroupBy, Sum and Count
...hy I need it to be a string. But i could change quantity to int.. I'll see now if this may also help for my website. I'll let you know.
– ThdK
May 13 '13 at 13:14
6
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Is there a literal notation for an array of symbols?
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Yes! This is possible now in Ruby 2.0.0. One way to write it is:
%i{foo bar} # => [:foo, :bar]
You can also use other delimiters, so you could also write %i(foo bar) or %i!foo bar! for example.
This feature was originally announced here:
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Linux find file names with given string
...ent directory and subdirectories whose name contains the string "John". I know that grep can match the content in the files, but I have no idea how to use it with file names. Any help would be appreciated.
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