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How to clear the interpreter console?
Like most Python developers, I typically keep a console window open with the Python interpreter running to test commands, dir() stuff, help() stuff , etc.
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Timeout a command in bash without unnecessary delay
...y, Bash does not support floating point arithmetic (sleep does),
therefore all delay/time values must be integers.
EOF
}
# Options.
while getopts ":t:i:d:" option; do
case "$option" in
t) timeout=$OPTARG ;;
i) interval=$OPTARG ;;
d) delay=$OPTARG ;;
*) printUsage...
How to remove only underline from a:before?
...ntents of atomic inline-level descendants such as inline blocks and inline tables.
(Emphasis mine.)
Demo: http://jsfiddle.net/r42e5/10/
Thanks to @Oriol for providing the workaround that prompted me to check the specs and see that the workaround is legal.
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MIN and MAX in C
Where are MIN and MAX defined in C, if at all?
14 Answers
14
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How to keep keys/values in same order as declared?
...his was achieved by using a simple array with integers for the sparse hash table, where those integers index into another array that stores the key-value pairs (plus the calculated hash). That latter array just happens to store the items in insertion order, and the whole combination actually uses le...
Change the mouse cursor on mouse over to anchor-like style
...s) this answer applies broadly. It is useful for any HTML element such as tables, <p>'s, buttons, etc. That's why I +1'd it.
– PeteH
Nov 19 '13 at 6:32
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string sanitizer for filename
...a whitelist of characters you are happy to be used? For example, you could allow just good ol' a-z, 0-9, _, and a single instance of a period (.). That's obviously more limiting than most filesystems, but should keep you safe.
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Mapping enum to string in hibernate
... I was in hibernate.ddl-auto=update mode and I had to drop my table and let hibernate create it again in order to convert my enum from int to varchar. Hopefully it helps someone with similar issue.
– Arashsoft
Feb 15 '18 at 21:35
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What is in your Mathematica tool bag? [closed]
We all know that Mathematica is great, but it also often lacks critical functionality. What kind of external packages / tools / resources do you use with Mathematica?
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Rails: How do I create a default value for attributes in Rails activerecord's model? [duplicate]
... in the database. You can do this in your migrations. For example:
create_table :projects do |t|
t.string :status, :null => false, :default => 'P'
...
t.timestamps
end
Hope that helps.
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