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Why {} + {} is NaN only on the client side? Why not in Node.js?
While [] + [] is an empty string, [] + {} is "[object Object]" , and {} + [] is 0 . Why is {} + {} NaN?
1 Answer
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System.currentTimeMillis vs System.nanoTime
... movement is directly proportional to the elapsed time since the last call and I want to be as precise as possible.
10 Answ...
Update just one gem with bundler
I use bundler to manage dependencies in my rails app, and I have a gem hosted in a git repository included as followed:
8 A...
What is the purpose of the EBP frame pointer register?
I'm a beginner in assembly language and have noticed that the x86 code emitted by compilers usually keeps the frame pointer around even in release/optimized mode when it could use the EBP register for something else.
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How to convert java.util.Date to java.sql.Date?
I am trying to use a java.util.Date as input and then creating a query with it - so I need a java.sql.Date .
18 Answer...
Concurrent.futures vs Multiprocessing in Python 3
...ures , which appear to be some advanced combination of the older threading and multiprocessing modules.
1 Answer
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Limit text length to n lines using CSS
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There's a way to do it using unofficial line-clamp syntax, and starting with Firefox 68 it works in all major browsers.
body {
margin: 20px;
}
.text {
overflow: hidden;
text-overflow: ellipsis;
display: -webkit-box;
-webkit-line-clamp: 2; /* number of lin...
When do you use Java's @Override annotation and why?
What are the best practices for using Java's @Override annotation and why?
27 Answers
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How to divide flask app into multiple py files?
...ication currently consists of a single test.py file with multiple routes and the main() route defined. Is there some way I could create a test2.py file that contains routes that were not handled in test.py ?
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Converting PKCS#12 certificate into PEM using OpenSSL
... in newfile.crt.pem
private key in newfile.key.pem
To put the certificate and key in the same file without a password, use the following, as an empty password will cause the key to not be exported:
openssl pkcs12 -in path.p12 -out newfile.pem -nodes
Or, if you want to provide a password for the pr...