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How do you crash a JVM?
I was reading a book on programming skills wherein the author asks the interviewee, "How do you crash a JVM?" I thought that you could do so by writing an infinite for-loop that would eventually use up all the memory.
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What is the difference between join and merge in Pandas?
Suppose I have two DataFrames like so:
7 Answers
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Numpy where function multiple conditions
...of distances called dists. I want to select dists which are between two values. I wrote the following line of code to do that:
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What is the max size of localStorage values?
Since localStorage (currently) only supports strings as values, and in order to do that the objects need to be stringified (stored as JSON-string) before they can be stored, is there a defined limitation regarding the length of the values.
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Remove files from Git commit
I am using Git and I have committed few files using
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How to call a Python function from Node.js
I have an Express Node.js application, but I also have a machine learning algorithm to use in Python. Is there a way I can call Python functions from my Node.js application to make use of the power of machine learning libraries?
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How to delete an SMS from the inbox in Android programmatically?
...to applications also get sent to the device's inbox. However to prevent clutter, it'd be nice to be able to remove application specific SMS messages from the inbox to reduce the potential overflow of those messages.
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PostgreSQL: Modify OWNER on all tables simultaneously in PostgreSQL
... REASSIGN OWNED command is available since at least version 8.2, and is a much easier method.
Since you're changing the ownership for all tables, you likely want views and sequences too. Here's what I did:
Tables:
for tbl in `psql -qAt -c "select tablename from pg_tables where schemaname = 'pu...
How to stop tracking and ignore changes to a file in Git?
I have cloned a project that includes some .csproj files. I don't need/like my local csproj files being tracked by Git (or being brought up when creating a patch), but clearly they are needed in the project.
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How many concurrent AJAX (XmlHttpRequest) requests are allowed in popular browsers?
In Firefox 3, the answer is 6 per domain: as soon as a 7th XmlHttpRequest (on any tab) to the same domain is fired, it is queued until one of the other 6 finish.
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