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Return from lambda forEach() in java
...ile file1 = fileList.stream().filter(f -> f.getName().contains("my-file.txt")).findFirst().orElse(null);
Taken from Java 8 Finding Specific Element in List with Lambda
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is node.js' console.log asynchronous?
... // For example: node foo.js > out.txt
stdout.readable = false;
}
return stdout;
});
In case of a TTY and UNIX we end up here, this thing inherits from socket. So all that node bascially does is to push the data on to the socket, then the terminal t...
Difference between abstraction and encapsulation?
...e. this is the one i stumbled upon tonymarston.co.uk/php-mysql/abstraction.txt
– Abhijeet Apsunde
Jul 29 '13 at 10:33
2
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Git: How to remove file from historical commit?
...
You can use a simple Command to deleted
git rm -r -f app/unused.txt
git rm -r -f yourfilepath
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What's the difference between a single precision and double precision floating point operation?
...ore details about unnormalized values in easy68k.com/paulrsm/6502/WOZFPPAK.TXT, and also in stackoverflow.com/a/28801033/6309
– VonC
Dec 9 '17 at 7:21
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Python __call__ special method practical example
...the hashlib.foo functions:
from filehash import sha1
print sha1('somefile.txt')
Of course I could have implemented it a different way, but in this case it seemed like a simple approach.
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What do the f and t commands do in Vim?
...cursor to, but excluding, the previous = (dT=) and so on…
See :h motion.txt. It will blow your mind.
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How to use shared memory with Linux in C
... exit(1);
}
/* make the key: */
if ((key = ftok("hello.txt", 'R')) == -1) /*Here the file must exist */
{
perror("ftok");
exit(1);
}
/* create the segment: */
if ((shmid = shmget(key, SHM_SIZE, 0644 | IPC_CREAT)) == -1) {
perror("shmget");
...
Assigning a variable NaN in python without numpy
...answer downvoted unreasonably. I'm writing lots of small parsing tests in .txt files and using ast.literal_eval to get expected output part. It's impossible to call float('nan') there, and this answer was helpful for me.
– Vitalik Verhovodov
Mar 26 '18 at 15:59...
What does yield mean in PHP?
...bers. Here is an example using an array generated by explode() on a large .txt file (262MB in my use case):
<?php
ini_set('memory_limit','1000M');
echo "Starting memory usage: " . memory_get_usage()