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Inspect attached event handlers for any DOM element
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I've tried thisgetEventListeners(document.getElementById("inputId")); but it returns invalid, with an array size of 1
– rich green
Sep 7 '17 at 3:09
add...
git - diff of current changes before committing
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git diff by default shows difference between your working directory and the index (staging area for the next commit).
If you have already added (staged) the changes to the staging area, git diff --staged does the job. Staging area i...
Scalar vs. primitive data type - are they the same thing?
...to types that are built into to the language, as opposed to being provided by a library (even a standard library), regardless of how they're implemented. Perl strings are part of the Perl language, so they are native in Perl. C provides string semantics over pointers to chars using a library, so poi...
How to set an environment variable only for the duration of the script?
... For example, in a shell script, making an app that saves to HOME portable by temporarily setting HOME to a folder in the present working directory, and then launching the app.
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How find all unused classes in Intellij Idea?
... OK
Settings closes
On the menu bar, click on Analyze / Run Inspection by Name (or Ctrl+Alt+Shift+I - in Mac Command+Option+Shift+I)
Insert text "Unused decla"
Select "Unused declaration Java|Declaration redundancy"
Search starts
Check the job state on bottom of Idea, when finished: enjoy ...
Should URL be case sensitive?
...of a question's URL in stackoverflow does not identify it, it's identified by 7996919. The semantic part of the URL is just there for SEO purposes.
– user3367701
Dec 1 '15 at 10:26
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How to overcome “datetime.datetime not JSON serializable”?
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I am trying this out with Flask and it appears that by using json.dump, I am unable to put a jsonify() wrapper around it such that it returns in application/json. Attempting to do return jsonify(json.dumps(sample, default=json_util.default))
– Rolando
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Developing cross platform mobile application [closed]
... compromises of making a cross-platform API mean that all the apps created by the API will be at best B-grade on every platform. They will never be the best tool to use on each platform.
All this means that in most use cases, cross-platform tools give the end user an inferior product compared to o...
Reducing MongoDB database file size
...ll need some extra space, but not as much.
MongoDB compresses the files by:
copying the files to a new location
looping through the documents and re-ordering / re-solving them
replacing the original files with the new files
You can do this "compression" by running mongod --repair or by conne...
Why is lock(this) {…} bad?
... will encapsulate the locking mechanism. Using this violates encapsulation by exposing part of your locking implementation to the public. It is also not clear that you will be acquiring a lock on this unless it has been documented. Even then, relying on documentation to prevent a problem is sub-opti...