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Learning to write a compiler [closed]
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I've read Let's Build a Compiler [compilers.iecc.com/crenshaw/] series, it is really nice writeup and is a good starting point.
– TheVillageIdiot
May 31 '10 at 4:35
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How can I replace a newline (\n) using sed?
...se this solution with GNU sed:
sed ':a;N;$!ba;s/\n/ /g' file
This will read the whole file in a loop, then replaces the newline(s) with a space.
Explanation:
Create a label via :a.
Append the current and next line to the pattern space via N.
If we are before the last line, branch to the creat...
target=“_blank” vs. target=“_new”
...e bolded text from the spec makes that quote sound confusingly circular. I read it as "A valid browsing context name or keyword is any string that is either a valid browsing context name or ...."
– Alex Grin
Feb 11 '11 at 1:43
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Is it possible to serialize and deserialize a class in C++?
...ethod by setting up a framework to write objects to a text-like format and read them from the same format.
For built-in types, or your own types with operator<< and operator>> properly defined, that's fairly simple; see the C++ FAQ for more information.
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What is the purpose of the -nodes argument in openssl?
... encrypt any file: you don't want someone who obtains a copy to be able to read it or use it. Whether you should encrypt the private key depends on the importance of the key and your threat model.
– indiv
Sep 25 '18 at 17:48
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Upload files with HTTPWebrequest (multipart/form-data)
... FileStream fileStream = new FileStream(file, FileMode.Open, FileAccess.Read);
byte[] buffer = new byte[4096];
int bytesRead = 0;
while ((bytesRead = fileStream.Read(buffer, 0, buffer.Length)) != 0) {
rs.Write(buffer, 0, bytesRead);
}
fileStream...
Fastest exit strategy for a Panic Button in Crisis/Abuse Websites? [closed]
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(ALMOST) FINAL EDIT
OK, I've read all the comments and this is what I think is the best solution but I've also thought of an ALL-LOCAL ALTERNATIVE. I'm open to further improvement/discussion
var panic= function(){
document.body.innerHTML = '';
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How to concatenate two strings to build a complete path
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#!/bin/bash
read -p "Enter a directory: " BASEPATH
SUBFOLD1=${BASEPATH%%/}/subFold1
SUBFOLD2=${BASEPATH%%/}/subFold2
echo "I will create $SUBFOLD1 and $SUBFOLD2"
# mkdir -p $SUBFOLD1
# mkdir -p $SUBFOLD2
And if you want to use readl...
Checking for NULL pointer in C/C++ [closed]
..." or "if (ptr != nullptr)" as it is more concise so it makes the code more readable. But I just found out that comparison raises (resp.) warning/error for comparison with NULL/nullptr on recent compilers. So if you want to check a pointer, better to do "if (ptr != NULL)" instead of "if (ptr)". If yo...
Why is the String class declared final in Java?
...s very useful to have strings implemented as immutable objects. You should read about immutability to understand more about it.
One advantage of immutable objects is that
You can share duplicates by pointing them to a single instance.
(from here).
If String were not final, you could create a...