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How to read a single char from the console in Java (as the user types it)?
Is there an easy way to read a single char from the console as the user is typing it in Java? Is it possible? I've tried with these methods but they all wait for the user to press enter key:
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How can I read a whole file into a string variable
I have lots of small files, I don't want to read them line by line.
5 Answers
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Why is it impossible to override a getter-only property and add a setter? [closed]
...cause the writer of Baseclass has explicitly declared that Bar has to be a read-only property. It doesn't make sense for derivations to break this contract and make it read-write.
I'm with Microsoft on this one.
Let's say I'm a new programmer who has been told to code against the Baseclass derivati...
Passing arguments to an interactive program non-interactively
I have a bash script that employs the read command to read arguments to commands interactively, for example yes/no options. Is there a way to call this script in a non-interactive script passing default option values as arguments?
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How to read json file into java with simple JSON library
I want to read this JSON file with java using json simple library.
13 Answers
13
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Bash: infinite sleep (infinite blocking)
...p. (On my Ubuntu64 16.10 this adds several 10 syscalls per second on an already busy system.)
The question was for a blocking command
Unfortunately, there is no such thing ..
Read: I do not know any way to archive this with the shell directly.
Everything (even sleep infinity) can be interrupted...
How to modify a text file?
...not a Python thing. It is the same in all languages.
What I usually do is read from the file, make the modifications and write it out to a new file called myfile.txt.tmp or something like that. This is better than reading the whole file into memory because the file may be too large for that. Once t...
Hashing a file in Python
I want python to read to the EOF so I can get an appropriate hash, whether it is sha1 or md5. Please help. Here is what I have so far:
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Linux command (like cat) to read a specified quantity of characters
...get ranges of bytes. For example, to get the second 100 bytes from a file, read the first 200 with head and use tail to get the last 100:
head -c 200 file | tail -c 100
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How do I get textual contents from BLOB in Oracle SQL
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You can use below SQL to read the BLOB Fields from table.
SELECT DBMS_LOB.SUBSTR(BLOB_FIELD_NAME) FROM TABLE_NAME;
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