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Objective-C categories in static library
...-all_load or -force_load flag. As mentioned, the linker does have bug in 64bit Mac App and iPhone App. "Important: For 64-bit and iPhone OS applications, there is a linker bug that prevents -ObjC from loading objects files from static libraries that contain only categories and no classes. The workar...
MD5 algorithm in Objective-C
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Compiling for a 64 bit architecture, the call to strlen yields the warning: "Implicit conversion loses integer precision: 'unsigned long' to 'CC_LONG' (aka 'unsigned int')"
– MaxGabriel
Mar 21 '14 at 20:12...
Why does Java switch on contiguous ints appear to run faster with added cases?
...t of this code involves multiplying double variables by 10 raised to arbitrary non-negative int exponent s. One fast way (edit: but not the fastest possible, see Update 2 below) to get the multiplied value is to switch on the exponent :
...
Check if an image is loaded (no errors) with jQuery
...ribute:
The IDL attribute complete must return true if any of the following
conditions is true:
The src attribute is omitted.
The final task that is queued by the networking task source once the resource has been fetched has been queued.
The img element is completely available.
T...
What is the largest Safe UDP Packet Size on the Internet
...s to be a necessary consequence of IPv4: The IPv4 total length field is 16 bits, and that value must include the length of the IP header and the length of the UDP header.
– jtpereyda
Oct 13 '16 at 22:18
...
Getting reference to the top-most view/window in iOS application
...0, or could be have size of 0x0 for example.
It could also be that the keyWindow has no subviews, so you should probably test for that first. This would be unusual, but it's not impossible.
UIWindow is a subclass of UIView, so if you want to make sure your notification is visible to the user, you ...
How to test which port MySQL is running on and whether it can be connected to?
... into MySQL (telnet ip 3306), but it doesn't work:
http://lists.mysql.com/win32/253
I think this is what you had in mind.
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How do I choose grid and block dimensions for CUDA kernels?
.... They can be roughly summarized as:
Each block cannot have more than 512/1024 threads in total (Compute Capability 1.x or 2.x and later respectively)
The maximum dimensions of each block are limited to
[512,512,64]/[1024,1024,64] (Compute 1.x/2.x or later)
Each block cannot consume more than 8k/16...
mysql_config not found when installing mysqldb python interface
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answered Oct 10 '12 at 8:01
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Accessing an SQLite Database in Swift
...t which can be implemented as follows:
internal let SQLITE_STATIC = unsafeBitCast(0, to: sqlite3_destructor_type.self)
internal let SQLITE_TRANSIENT = unsafeBitCast(-1, to: sqlite3_destructor_type.self)
Reset SQL to insert another value. In this example, I'll insert a NULL value:
if sqlite3_reset...