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How to fix 'sudo: no tty present and no askpass program specified' error?
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How to prevent scrollbar from repositioning web page?
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How do I get Flask to run on port 80?
...handle static files however this is not recommended; Nginx/Apache are much more efficient at handling static files like images, CSS, Javascript files and will only pass "dynamic" requests (those where the content is often read from a database or the content changes) to be handled by the Python code....
jQuery - replace all instances of a character in a string [duplicate]
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Capturing multiple line output into a Bash variable
...s (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 potentially very long single line of output with 'words' separated by single spaces (where a 'word'...
How do I convert a dictionary to a JSON String in C#?
...ries) + "}";
}
But, if you are serializing several different classes, or more complex data structures, or especially if your data contains string values, you would be better off using a reputable JSON library that already knows how to handle things like escape characters and line breaks. Json.NET...
Design patterns or best practices for shell scripts [closed]
...re assigned to the special vars $0, $1 etc. I suggest you to put them into more meaningful names. declare the variables inside the function as local:
function foo {
local bar="$0"
}
Error prone situations
In bash, unless you declare otherwise, an unset variable is used as an empty string. Thi...
Write to file, but overwrite it if it exists
...xist yet
Check if noclobber is set with: set -o | grep noclobber
For a more detailed explanation on this special type of operator, see this post
For a more exhaustive list of redirection operators, refer to this post
sh...
Why would someone use WHERE 1=1 AND in a SQL clause?
...d built at run time, you don't have to worry about whether you have one or more than one condition. You can generate them all like:
and <condition>
and concatenate them all together. With the 1=1 at the start, the initial and has something to associate with.
I've never seen this used for a...
Python executable not finding libpython shared library
... have to set up LD_LIBRARY_PATH in your .gdbinit file. See this answer for more info: stackoverflow.com/a/7041845/156771
– Tamás
Sep 25 '12 at 9:29
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