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Bash foreach loop
...h line of input runs the cat program with the input lines as argument(s).
If you really want to do this in a loop, you can:
for fn in `cat filenames.txt`; do
echo "the next file is $fn"
cat $fn
done
share
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C: differences between char pointer and array [duplicate]
...ut it's a subtle difference. Essentially, the former:
char amessage[] = "now is the time";
Defines an array whose members live in the current scope's stack space, whereas:
char *pmessage = "now is the time";
Defines a pointer that lives in the current scope's stack space, but that references ...
How to get the current date and time
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Please consider new Java8 APIs - LocalDateTime.now() and ZonedDateTime.now()
– Oleg Mikheev
Dec 9 '14 at 6:36
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How can I force a long string without any blank to be wrapped?
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Watch if you do this in things that might be copied and pasted.
– alex
Jul 29 '14 at 0:25
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Center content of UIScrollView when smaller
...IImageView inside a UIScrollView which I use for zooming and scrolling. If the image / content of the scroll view is bigger than the scroll view, everything works fine. However, when the image becomes smaller than the scroll view, it sticks to the top left corner of the scroll view. I would like ...
How can I convert an image into Base64 string using JavaScript?
...oDataURL(outputFormat);
callback(dataURL);
};
img.src = src;
if (img.complete || img.complete === undefined) {
img.src = "data:image/gif;base64,R0lGODlhAQABAIAAAAAAAP///ywAAAAAAQABAAACAUwAOw==";
img.src = src;
}
}
toDataURL(
'https://www.gravatar.com/avatar/d50c83cc...
how to change directory using Windows command line
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this does not work if cd command is executed for environment variable, for example cd %temp%. In case if current drive differs from temp folder drive cd %temp% do nothing. cd /d %temp% should be used as @Stephan said
– ole...
The performance impact of using instanceof in Java
...now that OO design generally tries to avoid using instanceof , that is a different story and this question is purely related to performance. I was wondering if there is any performance impact? Is is just as fast as == ?
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Dependency injection with Jersey 2.0
... AbstractBinder and register it in your JAX-RS application. The binder specifies how the dependency injection should create your classes.
public class MyApplicationBinder extends AbstractBinder {
@Override
protected void configure() {
bind(MyService.class).to(MyService.class);
}...
Detach (move) subdirectory into separate Git repository
I have a Git repository which contains a number of subdirectories. Now I have found that one of the subdirectories is unrelated to the other and should be detached to a separate repository.
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