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How to access custom attributes from event object in React?
...: function(i) {
// do whatever
},
Notice the bind(). Because this is all javascript, you can do handy things like that. We no longer need to attach data to DOM nodes in order to keep track of them.
IMO this is much cleaner than relying on DOM events.
Update April 2017: These days I would wri...
What is the difference between MOV and LEA?
...reas MOV loads the actual value at that address.
The purpose of LEA is to allow one to perform a non-trivial address calculation and store the result [for later usage]
LEA ax, [BP+SI+5] ; Compute address of value
MOV ax, [BP+SI+5] ; Load value at that address
Where there are just constants invo...
CSS to make HTML page footer stay at bottom of the page with a minimum height, but not overlap the p
...just omit the "height" and the footer will adapt to content. Not tested in all browser
– m47730
Sep 23 '15 at 7:58
Thi...
GNU Makefile rule generating a few targets from a single source file
I am attempting to do the following. There is a program, call it foo-bin , that takes in a single input file and generates two output files. A dumb Makefile rule for this would be:
...
How do I prevent commands from showing up in Bash history?
... I don't want this to be recorded in Bash history, because I might accidentally run the same command again by reverse-i-search . Is there a good way to prevent this from happening?
...
How can I create a Makefile for C projects with SRC, OBJ, and BIN subdirectories?
...JECTS) rule is problematic, because:
it's kind of indiscriminate, making all sources prerequisites of every object,
it often uses the wrong source (as you discovered with file1.o and file2.o)
it tries to build executables instead of stopping at objects, and
the name of the target (foo.o) is not...
Find the number of downloads for a particular app in apple appstore [closed]
...ed on app ranking (which is available publicly). The best you'll get is a ball park estimate.
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Escape regex special characters in a Python string
...ackoverflow\.com
Repeating it here:
re.escape(string)
Return string with all non-alphanumerics backslashed; this is useful if you want to match an arbitrary literal string that may have regular expression metacharacters in it.
As of Python 3.7 re.escape() was changed to escape only characters whi...
':app:lintVitalRelease' error when generating signed apk
...etter to correct the error! It is also possible to generate the report manually with gradlew lint or via an IDE, see developer.android.com/studio/write/lint
– Anigif
May 24 '18 at 8:49
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What is the volatile keyword useful for?
...
volatile has semantics for memory visibility. Basically, the value of a volatile field becomes visible to all readers (other threads in particular) after a write operation completes on it. Without volatile, readers could see some non-updated value.
To answer your question: Y...