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Java - removing first character of a string
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Use the substring() function with an argument of 1 to get the substring from position 1 (after the first character) to the end of the string (leaving the second argument out defaults to the full length of the string).
"Jamaica".substring(1);
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SSL Error: CERT_UNTRUSTED while using npm command
...below commands:
npm config set strict-ssl false
or set the registry URL from https or http like below:
npm config set registry="http://registry.npmjs.org/"
However, Personally I believe bypassing https is not the real solution, but we can use it as a workaround.
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GitHub README.md center image
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This is from Github's support:
Hey Waldyr,
Markdown doesn't allow you to tweak alignment directly (see docs here: http://daringfireball.net/projects/markdown/syntax#img), but you can just use a raw HTML 'img' tag and do the alignmen...
C++ Dynamic Shared Library on Linux
...ne all the required functions virtual. The plugin author would then derive from MyClass, override the virtuals and implement create_object and destroy_object. Your main application would not need to be changed in any way.
sh...
How to efficiently compare two unordered lists (not sets) in Python?
...,000 ints with 5 repeats, Counter is 4x faster. python3.6 -m timeit -s 'from collections import Counter' -s 'from random import shuffle' -s 't=list(range(100)) * 5' -s 'shuffle(t)' -s 'u=t[:]' -s 'shuffle(u)' 'Counter(t)==Counter(u)'
– Raymond Hettinger
Oct ...
What do the different readystates in XMLHttpRequest mean, and how can I use them?
...en sent
3 The request is in process
4 The request is complete
(from https://www.w3schools.com/js/js_ajax_http_response.asp)
In practice you almost never use any of them except for 4.
Some XMLHttpRequest implementations may let you see partially received responses in responseText when r...
Go to particular revision
...on, if your history is linear, is to figure out how many commits there are from the first commit till master and use git checkout master~543 (if there are 543 commits), then git checkout master~542, etc.
– Marcelo Cantos
Sep 25 '11 at 9:27
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What is the difference between SessionState and ViewState?
...n the page.
Session state is usually cleared after a period of inactivity from the user (no request happened containing the session id in the request cookies).
The view state is posted on subsequent post back in a hidden field.
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How can I display an RTSP video stream in a web page?
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It’s not easy to display live video stream from an IP camera on a web page because you need wide internet bandwidth and a great video player that is compatible with the major browsers.
But fortunately there are some cloud based services that can do this job for us. O...
How to move all files including hidden files into parent directory via *
... UNIX & Linux's answer to How do you move all files (including hidden) from one directory to another?. It shows solutions in Bash, zsh, ksh93, standard (POSIX) sh, etc.
You can use these two commands together:
mv /path/subfolder/* /path/ # your current approach
mv /path/subfolder/.* /path/...