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How to remove line breaks (no characters!) from the string?
...tab.
"\n" (ASCII 10 (0x0A)), a new line (line feed).
"\r" (ASCII 13 (0x0D)), a carriage return.
"\0" (ASCII 0 (0x00)), the NUL-byte.
"\x0B" (ASCII 11 (0x0B)), a vertical tab.
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Dismiss keyboard by touching background of UITableView
...hod:
UITapGestureRecognizer *gestureRecognizer = [[UITapGestureRecognizer alloc] initWithTarget:self action:@selector(hideKeyboard)];
[self.tableView addGestureRecognizer:gestureRecognizer];
And the hideKeyboard method might look like this:
- (void) hideKeyboard {
[textField1 resignFirstResp...
How is std::function implemented?
... dynamically. The std::function object is always of the same size and will allocate space as needed for the different functors in the heap.
In real life there are different optimizations that provide performance advantages but would complicate the answer. The type could use small object optimizatio...
CSV new-line character seen in unquoted field error
...not Mac OS 9 or earlier, correct? Between 9 and 10, Mac OS switched from \x0d (ProDOS) line endings to \x0a (UNIX) line endings.
– Damian Yerrick
Nov 28 '16 at 18:03
...
Kill process by name?
... answered Dec 12 '16 at 16:35
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TCPServer TCP服务器扩展：在Android设备上创建TCP服务器 · App Inventor 2 中文网
...符为CRLF LineDelimiterCrLf
设置行分隔符类型。true = CRLF (0x0D+0x0A)，false = LF (0x0A)。
本地主机 LocalHost
返回服务器的本地 IP 地址。
本地端口 LocalPort
用于接受客户端连接的端口号。
网卡列表 NICList
返回所有已配置的 IPv4 网...
UITextfield leftView/rightView padding on iOS7
...:UITextFieldViewModeUnlessEditing];
self.leftView = [[UIImageView alloc] initWithImage:[UIImage imageNamed:@"textfield_edit_icon.png"]];
}
return self;
}
You may have to import #import <QuartzCore/QuartzCore.h>
Add the rightViewRectForBounds method above
In Interface Builder...
How do I trim leading/trailing whitespace in a standard way?
... pointer to a substring of the original string.
// If the given string was allocated dynamically, the caller must not overwrite
// that pointer with the returned value, since the original pointer must be
// deallocated using the same allocator with which it was allocated. The return
// value must N...
Adding a simple UIAlertView
...u want the alert to show, do this:
UIAlertView *alert = [[UIAlertView alloc] initWithTitle:@"ROFL"
message:@"Dee dee doo doo."
delegate:self
...
Python List vs. Array - when to use?
...discontiguous and sparse arrays, and I think some pluggable strategies for allocating memory for large arrays... some of these advanced features will make it user less memory, while others will improve performance by using more memory.
– Dan Lenski
Oct 29 '14 a...