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How to resolve symbolic links in a shell script
...andards, pwd -P should return the path with symlinks resolved.
C function char *getcwd(char *buf, size_t size) from unistd.h should have the same behaviour.
getcwd
pwd
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...
A numeric string as array key in PHP
...around is:
$id = 55;
$array = array(
" $id" => $value
);
The space char (prepend) is a good solution because keep the int conversion:
foreach( $array as $key => $value ) {
echo $key;
}
You'll see 55 as int.
s...
Get selected option from select element
I am trying to get the selected option from a dropdown and populate another item with that text, as follows. IE is barking up a storm and it doesn't work in Firefox:
...
SQLiteDatabase.query method
...
tableColumns
null for all columns as in SELECT * FROM ...
new String[] { "column1", "column2", ... } for specific columns as in SELECT column1, column2 FROM ... - you can also put complex expressions here:
new String[] { "(SELECT max(column1) FROM table1) AS max" }...
How to insert a character in a string at a certain position?
...
This solution works for any string >= 4 characters: the string "111" gave me ".111", and anything less than that results in a java.lang.StringIndexOutOfBoundsException (attempting to access a reference that doesn't exist).
– sotrh
...
How do you write multiline strings in Go?
...
@KyleHeuton: Presumably Daniele D is using the backtick character in his/her SQL queries (as MySQL users often do), and finds it painful to have to represent it as ` + "`" + ` and break copy-and-pastability.
– ruakh
Nov 29 '18 at 21:55
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Correct use of Multimapping in Dapper
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I just ran a test that works fine:
var sql = "select cast(1 as decimal) ProductId, 'a' ProductName, 'x' AccountOpened, cast(1 as decimal) CustomerId, 'name' CustomerName";
var item = connection.Query<ProductItem, Customer, ProductItem>(sql,
(p, c) => { p.Cu...
How can I do an UPDATE statement with JOIN in SQL Server?
...oesn't support MERGE):
ANSI/ISO:
update ud
set assid = (
select sale.assid
from sale
where sale.udid = ud.id
)
where exists (
select *
from sale
where sale.udid = ud.id
);
MySQL:
update ud u
inner join sale s on
u.id = s.udid
...
How can I set the default value for an HTML element?
I thought that adding a "value" attribute set on the <select> element below would cause the <option> containing my provided "value" to be selected by default:
...
How to search a Git repository by commit message?
...Cgreen%H %Cblue%s\n%b%Creset\" --name-status --grep. Note the --all and %b chars. Thx @AshleyCoolman for the reset tip.
– arcol
Feb 22 '16 at 14:27
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