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What's the UIScrollView contentInset property for?
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It's used to add padding in UIScrollView
Without contentInset, a table view is like this:
Then set contentInset:
tableView.contentInset = UIEdgeInsets(top: 20, left: 0, bottom: 0, right: 0)
The effect is as below:
Seems to be better, right?
And I write a blog to study the content...
pandas: How do I split text in a column into multiple rows?
...ize of the DataFrame very quickly. In my case, running the code on a ~200M table resulted in ~10G memory (+swap...) usage.
– David Nemeskey
Mar 24 '16 at 16:13
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Code First: Independent associations vs. Foreign key associations?
...ou know what you want it to be. Note that having both does not change your table structure in any way.
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How do I do base64 encoding on iOS?
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#import "NSStringAdditions.h"
static char base64EncodingTable[64] = {
'A', 'B', 'C', 'D', 'E', 'F', 'G', 'H', 'I', 'J', 'K', 'L', 'M', 'N', 'O', 'P',
'Q', 'R', 'S', 'T', 'U', 'V', 'W', 'X', 'Y', 'Z', 'a', 'b', 'c', 'd', 'e', 'f',
'g', 'h', 'i', 'j', 'k', 'l', 'm', 'n', 'o', ...
What is the difference between “long”, “long long”, “long int”, and “long long int” in C++?
... least as much storage as those preceding it in the list.
There's also a table 9 in 7.1.6.2 Simple type specifiers, which shows the "mappings" of the specifiers to actual types (showing that the int is optional), a section of which is shown below:
Specifier(s) Type
------------- ------...
Remove non-ascii character in string
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@AlexanderMills Search for an ascii table - you can see that only characters that has value from zero to 127 are valid. (0x7F is 127 in hex). This code matches all characters that are not in the ascii range and removes them.
– Zaffy
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What is the point of Lookup?
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@KyleBaran Lookup<,> is simply an immutable collection (with no Add method for eg) which has a limited use. Furthermore, its not a general purpose collection in the sense that if you do lookup on a nonexistent key you get an empty sequence rather than an exceptio...
static const vs #define
... The pro and cons are mixed up, I would be very like to see a comparison table.
– Unknown123
Apr 25 '19 at 3:49
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Technically, why are processes in Erlang more efficient than OS threads?
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To your 3rd point: Erlang enforces immutable data, so introducing SMP should not affect thread-safety.
– nilskp
Mar 14 '12 at 12:57
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How do I break a string over multiple lines?
... "this is my very very \"very\" long string, isn't it."
Summary
In this table, _ means space character. \n means "newline character" (\n in JavaScript), except for the "in-line newlines" row, where it means literally a backslash and an n).
> | " ' &...