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Git: How to remove file from historical commit?
... have commit with id 56f06019 (for example). In that commit i have accidentally commited large file (50Mb). In another commit i add the same file but in the right size (small). Now my repo when i clone is too heavy :( How to remove that large file from repo history to reduce the size of my repo ?
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Group by with multiple columns using lambda
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@Aducci: Thanks. Can you example how can I get IEnumerable of the group items?
– Naor
Aug 4 '11 at 2:22
6
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check if variable is dataframe
when my function f is called with a variable I want to check if var is a pandas dataframe:
2 Answers
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How to filter None's out of List[Option]?
If I have a List[Option[A]] in Scala, what is the idiomatic way to filter out the None values?
3 Answers
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How can I check if an ip is in a network in Python?
...vert a network address to a long integer"
return dottedQuadToNum(ip) & makeMask(bits)
def addressInNetwork(ip,net):
"Is an address in a network"
return ip & net == net
address = dottedQuadToNum("192.168.1.1")
networka = networkMask("10.0.0.0",24)
networkb = networkMask("192.168....
How to change the background color of a UIButton while it's highlighted?
At some point in my app I have a highlighted UIButton (for example when a user has his finger on the button) and I need to change the background color while the button is highlighted (so while the finger of the user is still on the button).
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Apache VirtualHost 403 Forbidden
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Writable? really? I'm not sure
– php-dev
May 13 '15 at 17:21
add a commen...
Preventing form resubmission
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@Rpant on chrome the php file that sends the location header doesn't even show up in the browser history, so the back button simply takes you back to the form.
– FluorescentGreen5
May 5 '17 at 12:03
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Detect if device is iOS
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// iPad on iOS 13 detection
|| (navigator.userAgent.includes("Mac") && "ontouchend" in document)
}
iOS will be either true or false
Worse option: User agent sniffing
User Agent sniffing is more dangerous and problems appear often.
On iPad iOS 13, the user agent is identical with that ...
Why is a round-trip conversion via a string not safe for a double?
...ing in clr\src\vm\comnumber.cpp:
DoubleToNumber(value, DOUBLE_PRECISION, &number);
if (number.scale == (int) SCALE_NAN) {
gc.refRetVal = gc.numfmt->sNaN;
goto lExit;
}
if (number.scale == SCALE_INF) {
gc.refRetVal = (number.sign? gc.numfmt->sNegativeInfinity: gc.numfmt->s...