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How do we control web page caching, across all browsers?
...previous representation even if it has expired.
In the old HTTP spec the wording was even stronger, explicitly telling browsers to disregard cache directives for back button history.
Back is supposed to go back in time (to the time when the user was logged in). It does not navigate forward to a p...
What does do?
...-Compatible must have a content attribute with the value IE=edge. In other words, if you have IE=edge,chrome=1 it will not validate. I ignore this error completely as modern browsers simply ignore this line of code.
If you must have completely valid code then consider doing this on the server level...
Check whether a path is valid in Python without creating a file at the path's target
...h most questions it was not as clear cut in the beginning and even now the wording of the title alone might be understood otherwise than you said.
– Nobody
Dec 7 '15 at 20:30
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What are the differences between git branch, fork, fetch, merge, rebase and clone?
...ctive rebasing tool. This tool lets you squash commits, delete commits, reword messages, etc. For example, git rebase -i HEAD~10 (note: that's a ~, not a -) brings up the following:
Be careful though and use this tool 'gingerly'. Do one squash/delete/reorder at a time, exit and save that commi...
Best way to represent a fraction in Java?
...he form 2^a * 5^b, where a and b are nonnegative integers.
//(In other words, if there are no prime factors of the denominator except for
//2 and 5, or if the denominator is 1). So to determine if this denominator is
//of this form, continually divide by 2 to get the number of 2's, and ...
Twitter image encoding challenge [closed]
If a picture's worth 1000 words, how much of a picture can you fit in 140 characters?
15 Answers
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How to become an OpenCart guru? [closed]
...opencart currency list
CUSTOMER
$this->customer->login($email, $password) - Log a customer in
$this->customer->logout() - Log a customer out
$this->customer->isLogged() - check if customer is logged in
$this->customer->getId() - get the database entry id for the current cust...
Can someone explain the right way to use SBT?
... c }
where we see sum depends on and has to wait for a and b.
In other words
for applicative semantics, use .value
for monadic semantics use sequential or taskDyn
Consider another semantically confusing snippet as a result of the dependency building nature of value, where instead of
`value...
Repeat String - Javascript
...e summarized as avoiding adding short strings to long strings, or in other words, trying to concatenate strings together that are of equal or nearly equal length.
For the old computational cost we found a formula N(N+1)/2. Is there a formula for the new cost? Yes, but it's complicated. The importan...
Logical operators for boolean indexing in Pandas
... and Pandas objects such as Series do not have a boolean value -- in other words, they raise
ValueError: The truth value of an array is ambiguous. Use a.empty, a.any() or a.all().
when used as a boolean value. That's because its unclear when it should be True or False. Some users might assume th...