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What integer hash function are good that accepts an integer hash key?
... 16) ^ x) * 0x119de1f3;
x = (x >> 16) ^ x;
return x;
}
For 64-bit numbers, I suggest to use the following, even thought it might not be the fastest. This one is based on splitmix64, which seems to be based on the blog article Better Bit Mixing (mix 13).
uint64_t hash(uint64_t x) {
...
Obfuscated C Code Contest 2006. Please explain sykes2.c
...it.
Indenting:
main(_) {
_^448 && main(-~_);
putchar(--_%64
? 32 | -~7[__TIME__-_/8%8][">'txiZ^(~z?"-48] >> ";;;====~$::199"[_*2&8|_/64]/(_&2?1:8)%8&1
: 10);
}
Introducing variables to untangle this mess:
main(int i) {
if(i^448)
m...
Convert a float64 to an int in Go
How does one convert a float64 to an int in Go? I know the strconv package can be used to convert anything to or from a string, but not between data types where one isn't a string. I know I can use fmt.Sprintf to convert anything to a string, and then strconv it to the data type I need, but th...
ASP.Net MVC: How to display a byte array image from model
...
Something like this may work...
@{
var base64 = Convert.ToBase64String(Model.ByteArray);
var imgSrc = String.Format("data:image/gif;base64,{0}", base64);
}
<img src="@imgSrc" />
As mentioned in the comments below, please use the above armed with the knowl...
How to find out if an installed Eclipse is 32 or 64 bit version?
...d out if a specific Eclipse instance on my (Windows 7) PC is the 32-bit or 64-bit version?
5 Answers
...
How to detect total available/free disk space on the iPhone/iPad device?
...m.
Original answer:
I found the following solution working for me:
-(uint64_t)getFreeDiskspace {
uint64_t totalSpace = 0;
uint64_t totalFreeSpace = 0;
NSError *error = nil;
NSArray *paths = NSSearchPathForDirectoriesInDomains(NSDocumentDirectory, NSUserDomainMask, YES);
NSD...
Xcode 5.1 - No architectures to compile for (ONLY_ACTIVE_ARCH=YES, active arch=x86_64, VALID_ARCHS=i
After updating to Xcode 5.1, I can no longer build my project for the 64-bit simulator, receiving this error:
18 Answers
...
What is the correct way to create a single-instance WPF application?
...c static readonly int WM_SHOWME = RegisterWindowMessage("WM_SHOWME");
[DllImport("user32")]
public static extern bool PostMessage(IntPtr hwnd, int msg, IntPtr wparam, IntPtr lparam);
[DllImport("user32")]
public static extern int RegisterWindowMessage(string message);
}
Form1...
Bat file to run a .exe at the command prompt
...start /d "fullpath" file.exe This ensures any dependent files are, e.g. a DLL, are found and loaded.
– Tom Wilson
Mar 16 '15 at 16:22
...
怎么通过app inventor接收mqtt平台推送的长消息 - App Inventor 2 中文网 -...
...使用的MQTT平台是mind+的siot平台，发布的消息是图片的BASE64编码
你好，mqtt接收长消息目前是有什么问题吗？请提供详细的问题截图或报错信息。
接收的base64编码的图片，可以是使用拓展解码还原成图片：https://www.fun123.cn/refere...