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Should I use scipy.pi, numpy.pi, or math.pi?
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In PHP, why does not show a parse error?
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Can I position an element fixed relative to parent? [duplicate]
...ntDiv { position:relative; }
#childDiv { position:absolute; left:50px; top:20px; }
This will position childDiv element 50 pixels left and 20 pixels down relative to parentDiv's position.
To position an element "fixed" relative to the window, you want position:fixed, and can use top:, left:, rig...
How do I catch a PHP fatal (`E_ERROR`) error?
...og fatal errors using the register_shutdown_function, which requires PHP 5.2+:
register_shutdown_function( "fatal_handler" );
function fatal_handler() {
$errfile = "unknown file";
$errstr = "shutdown";
$errno = E_CORE_ERROR;
$errline = 0;
$error = error_get_last();
if(...
Undefined behavior and sequence points
...lowing expressions after the evaluation of the first expression (§1.9/18) 2
a && b (§5.14)
a || b (§5.15)
a ? b : c (§5.16)
a , b (§5.18) (here a , b is a comma operator; in func(a,a++) , is not a comma operator, it's merely a separator between the arguments a and a++. Thus the behav...
How can I prevent the “You have mixed tabs and spaces. Fix this?” message?
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256
Sounds like you have the Visual Studio Productivity Power Tools 2013 installed. Go into its se...
Skip certain tables with mysqldump
...XXXXX
DATABASE=databasename
DB_FILE=dump.sql
EXCLUDED_TABLES=(
table1
table2
table3
table4
tableN
)
IGNORED_TABLES_STRING=''
for TABLE in "${EXCLUDED_TABLES[@]}"
do :
IGNORED_TABLES_STRING+=" --ignore-table=${DATABASE}.${TABLE}"
done
echo "Dump structure"
mysqldump --host=${HOST} --user=${US...
How do I get python's pprint to return a string instead of printing?
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271
The pprint module has a command named pformat, for just that purpose.
From the documentation:...
Keep the window's name fixed in tmux
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What are all the possible values for HTTP “Content-Type” header?
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277
You can find every content type here:
http://www.iana.org/assignments/media-types/media-types....