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How to find out which package version is loaded in R?
...lish that.
> sessionInfo()
R version 2.15.0 (2012-03-30)
Platform: x86_64-pc-linux-gnu (64-bit)
locale:
[1] LC_CTYPE=en_US.UTF-8 LC_NUMERIC=C LC_TIME=en_US.UTF-8 LC_COLLATE=en_US.UTF-8
[5] LC_MONETARY=en_US.UTF-8 LC_MESSAGES=en_US.UTF-8 LC_PAPER=C ...
How do I create a unique ID in Java? [duplicate]
...String toIDString(long i) {
char[] buf = new char[32];
int z = 64; // 1 << 6;
int cp = 32;
long b = z - 1;
do {
buf[--cp] = DIGITS66[(int)(i & b)];
i >>>= 6;
} while (i != 0);
return new String(buf, cp, (32-cp));
}
...
How to change port number for apache in WAMP
...
vishal_gvishal_g
3,64944 gold badges1616 silver badges3232 bronze badges
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How to define a circle shape in an Android XML drawable file?
...droid:width="200dp"
android:height="200dp"
android:viewportHeight="64"
android:viewportWidth="64">
<path
android:fillColor="#ff00ff"
android:pathData="M22,32
A10,10 0 1,1 42,32
A10,10 0 1,1 22,32 Z" />
</vector>
The above xml renders ...
dropping infinite values from dataframes in pandas?
...00000 1.000000 inf
df.sum()
A inf
B inf
C inf
dtype: float64
df.apply(lambda s: s[np.isfinite(s)].dropna()).sum()
A 2
B 2
C 2
dtype: float64
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Storing Image Data for offline web application (client-side storage database)
...che.
For storage I prefer use Indexed DB (support blob), Web SQL (only base64), FileWriter (support blob, but only chrome). Frankly storage is big issue for this. You need the fastest key value solution that will mix them all. I think is good decision to use exist solution.
For fetching I used canva...
Click button copy to clipboard using jQuery
...zohan reported in the comments below, there is some strange issue with the 64-bit version of Google Chrome in some cases (running the file locally). This issue seems to be fixed with the non-jQuery solution above.
Madzohan tried in Safari and the solution worked but using document.execCommand('Selec...
Storing SHA1 hash values in MySQL
...);
With million of records binary(20) takes 44.56M, while char(40) takes 64.57M.
InnoDB engine.
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How does C compute sin() and other math functions?
..., this is the code that actually runs when you call sin() on a typical x86-64 Linux system. It is apparently faster than the fsin assembly instruction. Source code: sysdeps/ieee754/dbl-64/s_sin.c, look for __sin (double x).
This code is very complex. No one software algorithm is as fast as possible...
Android emulator and virtualbox cannot run at same time
...yker, what the answer says is that emulators that run with CPU/ABI x86/x86_64 is a lot faster, but uses the same KVM (Kernel-based Virtual Machine) as VitualBox. Creating an emulator with another CPU, like arm64, will not conflict with VirtualBox, but emulator is a lot slower.
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