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How to use hex color values
...ing.count) != 6) {
return UIColor.gray
}
var rgbValue:UInt64 = 0
Scanner(string: cString).scanHexInt64(&rgbValue)
return UIColor(
red: CGFloat((rgbValue & 0xFF0000) >> 16) / 255.0,
green: CGFloat((rgbValue & 0x00FF00) >> 8) / 255.0,
...
dispatch_after - GCD in Swift?
...ue: dispatch_queue_t, block: dispatch_block_t?)
dispatch_time_t is a UInt64. The dispatch_queue_t is actually type aliased to an NSObject, but you should just use your familiar GCD methods to get queues. The block is a Swift closure. Specifically, dispatch_block_t is defined as () -> Void, whic...
Browsing Folders in MSYS
...ers\Sam\AppData\Local\Temp
76694276 46239412 30454864 61% /tmp
C:\MinGW\msys\1.0 76694276 46239412 30454864 61% /usr
C:\MinGW\msys\1.0 76694276 46239412 30454864 61% /
C:\MinGW\build32 76694276 46239412 30454864 61% /build32
C:\MinGW\build64 766942...
OS detecting makefile
...q ($(OS),Windows_NT)
CCFLAGS += -D WIN32
ifeq ($(PROCESSOR_ARCHITEW6432),AMD64)
CCFLAGS += -D AMD64
else
ifeq ($(PROCESSOR_ARCHITECTURE),AMD64)
CCFLAGS += -D AMD64
endif
ifeq ($(PROCESSOR_ARCHITECTURE),x86)
CCFLAGS += -D IA32
...
Call Go functions from C
... can assign it its own type:
type ProgressHandler func(current, total uint64, userdata interface{}) int
This handler takes some progress info (current number of files received and total number of files) along with an interface{} value which can hold anything the user needs it to hold.
Now we nee...
Java HotSpot(TM) 64-Bit Server VM warning: ignoring option MaxPermSize
...
164
Compatibility Guide for JDK 8 says that in Java 8 the command line flag MaxPermSize has been re...
CSS table layout: why does table-row not accept a margin?
...
Vadim Ovchinnikov
9,92644 gold badges3939 silver badges6969 bronze badges
answered Apr 4 '13 at 0:09
MuffinTheManMuffinTheM...
Xcode iOS project only shows “My Mac 64-bit” but not simulator or device
This just started happening that my iOS project is only showing "My Mac 64-bit" rather than the Simulator or my iPhone to build to. I have no idea why this is happening. I do not think that I have changed anything.
...
Is calculating an MD5 hash less CPU intensive than SHA family functions?
...de:
MD5 411
SHA-1 218
SHA-256 118
SHA-512 46
and this in 64-bit mode:
MD5 407
SHA-1 312
SHA-256 148
SHA-512 189
Figures are in megabytes per second, for a "long" message (this is what you get for messages longer than 8 kB). This is with sphlib, a library of hash fu...
Why is transposing a matrix of 512x512 much slower than transposing a matrix of 513x513?
... follow the example from Agner:
Assume each set has 4 lines, each holding 64 bytes. We first attempt to read the address 0x2710, which goes in set 28. And then we also attempt to read addresses 0x2F00, 0x3700, 0x3F00 and 0x4700. All of these belong to the same set. Before reading 0x4700, all lines ...