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jQuery map vs. each
...turn value of the map function you can potentially waste a lot of memory.
For example:
var items = [1,2,3,4];
$.each(items, function() {
alert('this is ' + this);
});
var newItems = $.map(items, function(i) {
return i + 1;
});
// newItems is [2,3,4,5]
You can also use the map function to r...
How do I change the formatting of numbers on an axis with ggplot?
...that the numbers on the y-axis are coming out with computer style exponent formatting, i.e. 4e+05, 5e+05, etc. This is obviously unacceptable, so I want to get it to display them as 500,000, 400,000, and so on. Getting a proper exponent notation would also be acceptable.
...
Why does an image captured using camera intent gets rotated on some devices on Android?
...
This code is for a image already been written to disk, right? I get no results using this method for bitmap about to be written to disk.
– Thracian
Apr 3 '17 at 13:07
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How to pass an array into jQuery .data() attribute
...jQuery sees valid JSON in a data attribute it will automatically unpack it for you.
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LISTAGG in Oracle to return distinct values
... LISTAGG function in Oracle. I would like to get only the distinct values for that column. Is there a way in which I can get only the distinct values without creating a function or a procedure?
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Git: Remove committed file after push
...t -am "revert changes on this file, not finished with it yet"
push it, no force needed:
git push
get back to your unfinished work, again do (3 times arrow up):
git checkout HEAD^ -- /path/to/file
effectively 'uncommitting':
To modify the last commit of the repository HEAD, obfuscating your a...
What is a tracking branch?
...onal learning notes on GIT tracking branches, hopefully it will be helpful for future visitors:
Tracking branches and "git fetch":
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Modify file in place (same dest) using Gulp.js and a globbing pattern
...d. The destination doesn't need to be dynamic as the globbed path is used for the dest as well. Simply pipe to the same base directory you're globbing the src from, in this case "sass":
gulp.src("sass/**/*.scss")
.pipe(sass())
.pipe(gulp.dest("sass"));
If your files do not have a common bas...
Maximum Length of Command Line String
... number and this uses 13 of those bits. I wonder what the other 3 bits are for?
– Sqeaky
Jan 25 '16 at 22:45
@ulrichb ...
What is the difference between new/delete and malloc/free?
... the os concept of "processes heap". C++ is deliberately defined to be Platform/OS/Compiler neutral. So using a specific OS concept like "processes heap" would undermine the flexibility of the standard.
– Martin York
Feb 21 '16 at 17:06
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