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Can I use CASE statement in a JOIN condition?
...e image we can see that the relationship between sys.partitions and sys.allocation_units depends on the value of sys.allocation_units.type . So to join them together I would write something similar to this:
...
Automatically create an Enum based on values in a database lookup table?
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Or...lets say I allow someone in my web.config define token types for email templates for my email templating code. It would be nice if my existing enum called EmailTokens which represents those string types would be gened based off those types defined in my web.config. So if ...
How in node to split string by newline ('\n')?
...).replace(/\n/g, "\r").split(/\r/);
some code to test it
var CR = "\x0D"; // \r
var LF = "\x0A"; // \n
var mixedfile = "00" + CR + LF + // 1 x win
"01" + LF + // 1 x linux
"02" + CR + // 1 x old mac
...
BLE协议—广播和扫描 - 更多技术 - 清泛网 - 专注C/C++及内核技术
... 设备广播发射功率 */
BLE_AD_TYPE_DEV_CLASS = 0x0D, /* 设备简单配对OOB标签（设备类别） */
BLE_AD_TYPE_SM_TK = 0x10, /* 设备安全管理TK值 */
BLE_AD_TYPE_SM_OOB_FLAG = 0x11, /* 设备安全管理OOB标志...
UIPopovercontroller dealloc reached while popover is still visible
...ne and iPad):
UIImagePickerController *picker = [[UIImagePickerController alloc] init];
picker.delegate = self;
picker.sourceType = UIImagePickerControllerSourceTypeCamera;
picker.allowsEditing = YES;
picker.modalPresentationStyle = UIModalPresentationPopover;
UIPopoverPresentationController* popov...
REST APIs: custom HTTP headers vs URL parameters
... part of a REST API?
Authentication: GUIDs, basic authentication, custom tokens, etc. e.g.,
Basic Authentication with a Guid token for REST api instead of username/password
If you get involved in passing tokens or other authentication-like information between domains covered by PCI-DSS or othe...
Why would I prefer using vector to deque
...e difference one should know how deque is generally implemented. Memory is allocated in blocks of equal sizes, and they are chained together (as an array or possibly a vector).
So to find the nth element, you find the appropriate block then access the element within it. This is constant time, beca...
How to create a file with a given size in Linux?
...a huge blocksize will perform much worse once it gets very big, as it will allocate and read that amount into memory before writing. If this is somethig like bs=4GiB you'll probably end up swapping.
– Brian
Sep 29 '08 at 7:40
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What is Pseudo TTY-Allocation? (SSH and Github)
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As explained in "gitolite: PTY allocation request failed on channel 0", it is important to do ssh test connection with -T, because some server could abort the transaction entirely if a text-terminal (tty) is requested.
-T avoids requesting said terminal, ...
How do you use NSAttributedString?
... string:
NSMutableAttributedString * string = [[NSMutableAttributedString alloc] initWithString:@"firstsecondthird"];
[string addAttribute:NSForegroundColorAttributeName value:[UIColor redColor] range:NSMakeRange(0,5)];
[string addAttribute:NSForegroundColorAttributeName value:[UIColor greenColor] ...