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Drop multiple tables in one shot in mysql
...e A has two children B and C. Then we can use the following syntax to drop all tables.
DROP TABLE IF EXISTS B,C,A;
This can be placed in the beginning of the script instead of individually dropping each table.
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Wait until a process ends
...Responding that went to false after closing the window like that:
while (!_process.HasExited && _process.Responding) {
Thread.Sleep(100);
}
...
Perhaps this helps someone.
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Can I protect against SQL injection by escaping single-quote and surrounding user input with single-
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First of all, it's just bad practice. Input validation is always necessary, but it's also always iffy.
Worse yet, blacklist validation is always problematic, it's much better to explicitly and strictly define what values/formats you a...
Automate ssh-keygen -t rsa so it does not ask for a passphrase
...ing prompted for a passphrase you can do the following:
$ ssh-keygen -f id_rsa -t rsa -N ''
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How SID is different from Service name in Oracle tnsnames.ora
... So, in your example, there might be SIDs Sales1, Sales2, and Sales3, all of which are available via service name Sales?
– user565869
Sep 4 '14 at 16:51
1
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How to read from a file or STDIN in Bash?
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The following solution reads from a file if the script is called
with a file name as the first parameter $1 otherwise from standard input.
while read line
do
echo "$line"
done < "${1:-/dev/stdin}"
The substitution ${1:-...} takes $1 if defined otherwise
the file name of t...
Failed to Attach to Process ID Xcode
...-> In the each simulator version of iOS -> Applications -> Delete all the files present here.
Now go to Products -> Clean
Now run it on any simulator and it will work.
Method 2 :
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Regex to get string between curly braces
...e original poster: If it has to be a regex, use /{([^}]*)}/ if you want to allow empty strings, or /{([^}]+)}/ if you want to only match when there is at least one character between the curly braces. Breakdown:
/: start the regex pattern
{: a literal curly brace
(: start capturing
[: start ...
jQuery ID starts with
I am trying to get all elements with an id starting with some value. Below is my jQuery code. I am trying to use a JavaScript variable when searching for items. But it does not work. What am I missing below? So the id 'value' am searching is the value of the clicked element
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How Big can a Python List Get?
...ents.
As long as the number of elements you have is equal or below this, all list functions should operate correctly.
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