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Why do you not use C for your web apps?
...t a C program correct and secure. That care means that you need to have really good people writing your programs. That means you pay more.
Also, C doesn't have the benefit of drawing from an enormous single standard library of functionality as .NET (and the other major web-centric platforms) ha...
How to know user has clicked “X” or the “Close” button?
...anted to perform something specific on the FormClosing event, like closing all MdiChildren before closing the MDIContainerForm, or event checking for unsaved changes. Under these circumstances, we don't need, according to me, to differentiate from either buttons.
Closing by ALT+F4 will also trigger...
What does immutable mean?
...our second alert it will show "foo" instead of oo.
Does it mean, when calling methods on
a string, it will return the modified
string, but it won't change the
initial string?
Yes. Nothing can change the string once it is created. Now this doesn't mean that you can't assign a new string...
How can I use a carriage return in a HTML tooltip?
...>link with tip</a>
Firefox won't display multi-line tooltips at all though - it will replace the newlines with nothing.
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How to change a nullable column to not nullable in a Rails migration?
...s:
# Make sure no null value exist
MyModel.where(date_column: nil).update_all(date_column: Time.now)
# Change the column to not allow null
change_column :my_models, :date_column, :datetime, null: false
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How do I edit /etc/sudoers from a script?
...
Old thread, but what about:
echo 'foobar ALL=(ALL:ALL) ALL' | sudo EDITOR='tee -a' visudo
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Javascript array search and remove string?
...
I'm actually updating this thread with a more recent 1-line solution:
let arr = ['A', 'B', 'C'];
arr = arr.filter(e => e !== 'B'); // will return ['A', 'C']
The idea is basically to filter the array by selecting all elements d...
T-SQL: Opposite to string concatenation - how to split string into multiple records [duplicate]
...s(pn, start, stop) AS (
SELECT 1, 1, CHARINDEX(@sep, @s)
UNION ALL
SELECT pn + 1, stop + 1, CHARINDEX(@sep, @s, stop + 1)
FROM Pieces
WHERE stop > 0
)
SELECT pn,
SUBSTRING(@s, start, CASE WHEN stop > 0 THEN stop-start ELSE 512 END) AS s
FROM Piec...
How do I wrap text in a pre tag?
...
white-space:pre-line; (and all browser compatible flavors) seems more adequate in some cases (without tabs for instance) as it takes away the space at the beginning of the line (if there are some)
– MediaVince
Nov...
Finding all objects that have a given property inside a collection [duplicate]
...
// put this in some class
public static <T> Collection<T> findAll(Collection<T> coll, Checker<T> chk) {
LinkedList<T> l = new LinkedList<T>();
for (T obj : coll) {
if (chk.check(obj))
l.add(obj);
}
return l;
}
Of course, li...