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Exact difference between CharSequence and String in java [duplicate]

...e equals, == and they are both a String and a CharSequence. I suggest you test this code, showing in action what I just wrote: public static void main(String[] args) { CharSequence obj = "hello"; String str = "hello"; System.out.println("Type of obj: " + obj.getClass().getSimpleName())...
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How to open a specific port such as 9090 in Google Compute Engine

... What is the aftermath test @modulitos? Is it telnet :instance_ip :port or nmap -p :port :instance_ip? – Nam G VU Mar 20 '19 at 4:44 ...
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How to create a drop shadow only on one side of an element?

... I tested it better, and transparent shadow doesn't work, so I rolled back the last edits – T30 May 29 '17 at 8:40 ...
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Summarizing multiple columns with dplyr? [duplicate]

... Need test on the large dataset. – Artem Klevtsov Mar 1 '16 at 19:21 1 ...
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HMAC-SHA1 in bash

...bash scripts to invalidate CloudFront entries on AWS (like me!) (I haven't tested it yet, but I think this is the thing that is the cause of why my bash script does not work, and my PHP one does...) share | ...
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Make Div overlay ENTIRE page (not just viewport)?

... @Arve It gets you close, but it's better to use a time-tested reset sheet instead. Check out meyerweb.com/eric/tools/css/reset for more information - you'll love it, I assure you :) – Sampson May 17 '10 at 20:06 ...
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How to read data From *.CSV file using javascript?

...that the op provided and included a link to the demo where the data can be tested for validity. Update2: Due to the shuttering of Google Code. jquery-csv has moved to GitHub share | improve this a...
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What is the difference between `git merge` and `git merge --no-ff`?

.../ecc-config.php # modified: ecc/readme.txt # modified: ecc/test.php # deleted: passthru-adapter.igs # deleted: shop/mickey/index.php # # Untracked files: # (use "git add <file>..." to include in what will be committed) # # ecc/upgrade.php # ecc/w...
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How to rename items in values() in Django?

... Without using any other manager method (tested on v3.0.4): from django.db.models import F MyModel.objects.values(renamed_value=F('cryptic_value_name')) Excerpt from Django docs: An F() object represents the value of a model field or annotated column. It m...
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Difference between os.getenv and os.environ.get

... Which version of Python have you tested with. On 3.7.2, os.getenv is just a wrapper for os.environ.get, so I am getting very minimal overhead. – Preslav Rachev Jan 7 '19 at 15:19 ...