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Different bash prompt for different vi editing mode?
...the current editing mode.
So putting
set show-mode-in-prompt on
into /etc/inputrc or ~/.inputrc (thx stooj) should affect all your readline-enabled programs ;)
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jQuery Popup Bubble/Tooltip [closed]
...need to have all manners of HTML and styling including hyperlinks, images, etc.
13 Answers
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PHP - concatenate or directly insert variables in string
...tuations when you want to embed object properties, multidimentional arrays etc.
That is, generally when reading embedded vars, you cannot be instantly 100% sure of the final behavior of what you are reading.
You frequently need add crutches such as {} and \, which IMO adds confusion and makes concat...
Python SQL query string formatting
...e keywords that begin a clause should be right-aligned and the field names etc, should be left aligned. This looks very neat and is easier to debug as well.
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How can I create an array with key value pairs?
...irs to the end of the array, even if you have integer keys. PHP arrays are ordered, so if you want to prepend an array with a key-value pair, you have to do this: $data = ['user_email' => joy@cargomar.org'] + $data.
– totymedli
May 9 '18 at 22:31
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How to check if a file is empty in Bash?
...ers are correct but I feel like they could be more complete
/ simplistic etc. for example :
Example 1 : Basic if statement
# BASH4+ example on Linux :
typeset read_file="/tmp/some-file.txt"
if [ ! -s "${read_file}" ] || [ ! -f "${read_file}" ] ;then
echo "Error: file (${read_file}) not fou...
Primary key or Unique index?
...value appears nowhere, if the value is used for nothing? It's make-work in order to stop Access from asking for a PK. Make a PK if you need to identify the record in a child, otherwise it's a waste.
– Mark Brady
Feb 16 '09 at 20:57
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Git diff --name-only and copy that list
...swer.)
The -a parameter to rsync means to preserve permissions, ownership, etc. if possible. The -R means to use the full relative path when creating the files in the destination.
Update: if you have an old version of xargs, you'll need to use the -i option instead of -I. (The former is deprecat...
Python ElementTree module: How to ignore the namespace of XML files to locate matching element when
...search ignoring namespaces just this time, without re-parsing the document etc, retaining the namespace information". Well, for that case you observably need to iterate through the tree, and see for yourself, if the node matches your wishes after removing the namespace.
– Tomas...
Using context in a fragment
...this happening and why? Should we be checking isAdded() in the fragment in order to use getActivity()? Any rule of thumb?
– Sotti
Apr 22 '15 at 15:41
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