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Capturing multiple line output into a Bash variable
...y as it is represented in the variable — newlines, tabs, multiple blanks and all — whereas (2) the unquoted version (echo $RESULT) replaces each sequence of one or more blanks, tabs and newlines with a single space. Thus (1) preserves the shape of the input variable, whereas (2) creates a potent...
When to use StringBuilder in Java [duplicate]
...gBuilder (not StringBuffer) instead of a String, because it is much faster and consumes less memory.
If you have a single statement,
String s = "1, " + "2, " + "3, " + "4, " ...;
then you can use Strings, because the compiler will use StringBuilder automatically.
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How to deny access to a file in .htaccess
...file in your inscription directory. Or you can use mod_rewrite to sort of handle both cases deny access to htaccess file as well as log.txt:
RewriteRule /?\.htaccess$ - [F,L]
RewriteRule ^/?inscription/log\.txt$ - [F,L]
s...
What are the dark corners of Vim your mom never told you about? [closed]
... questions where people talk about common tricks, notably " Vim+ctags tips and tricks ".
70 Answers
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Static files in Flask - robot.txt, sitemap.xml (mod_wsgi)
...on to store static files in Flask's application root directory.
robots.txt and sitemap.xml are expected to be found in /, so my idea was to create routes for them:
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What is the dual table in Oracle?
I've heard people referring to this table and was not sure what it was about.
14 Answers
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Is it possible to figure out the parameter type and return type of a lambda?
Given a lambda, is it possible to figure out it's parameter type and return type? If yes, how?
4 Answers
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Does HTTP use UDP?
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Typically, no.
Streaming is seldom used over HTTP itself, and HTTP is seldom run over UDP. See, however, RTP.
For something as your example (in the comment), you're not showing a protocol for the resource. If that protocol were to be HTTP, then I wouldn't call the access "streaming...
Hash Map in Python
... The second example just builds a dict in the same ways as before and then copies it. The other use dict, which would be more appopriate in this context, is dict(key1=value1, key2=value2, ...) but that requires the keys to strings which are also valid Python identifiers (and internally, thi...
how does array[100] = {0} set the entire array to 0?
...at don't have a specified value, the compiler initializes pointers to NULL and arithmetic types to zero (and recursively applies this to aggregates).
The behavior of this code in C++ is described in section 8.5.1.7 of the C++ specification (online draft of C++ spec): the compiler aggregate-initial...