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How do I clone a subdirectory only of a Git repository?
...7d5230379e4652f1b1da7ed1e78e0b8253e03ba3 master
8b25206ff90e9432f6f1a8600f87a7bd695a24af master/master
ef29f15c9a7c5417944cc09711b6a9ee51b01d89
19f7a4ca4a038aff89d803f017f76d2b66063043 mybranch
1b671b190e293aa091239b8b5e8c149411d00523 mybranch/mybranch
c3760bb1a0ece87cdbaf9a563c77a45e30a4e30e
a0234d...
Change Name of Import in Java, or import two classes with the same name
...d a JEP draft here: https://gist.github.com/cardil/b29a81efd64a09585076fe00e3d34de7
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Statistics: combinations in Python
... return 0
choose() is 10 times faster (tested on all 0 <= (n,k) < 1e3 pairs) than scipy.misc.comb() if you need an exact answer.
def comb(N,k): # from scipy.comb(), but MODIFIED!
if (k > N) or (N < 0) or (k < 0):
return 0L
N,k = map(long,(N,k))
top = N
val =...
How do I print out the contents of an object in Rails for easy debugging?
...mal:7ff521e506c8,'0.0',9(27)>,
Nov: #<BigDecimal:7ff521e43d38,'0.888E3',9(27)>,
Dec: #<BigDecimal:7ff521e43478,'0.0',9(27)>,
You can also print two instances of an object:
pp( Accrual.first , Accrual.second)
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Open link in new tab or window [duplicate]
... edited Nov 13 '14 at 0:41
J0e3gan
8,14799 gold badges4646 silver badges7575 bronze badges
answered Mar 21 '13 at 15:39
...
Android emulator and virtualbox cannot run at same time
...VirtualBox conflict.
Solved it by using ABI different from "x86" (armeabi-v7a in my case)
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Python string class like StringBuilder in C#?
...nced Interactive Python.
In [1]: values = [str(num) for num in range(int(1e3))]
In [2]: %%timeit
...: ''.join(values)
...:
100000 loops, best of 3: 7.37 µs per loop
In [3]: %%timeit
...: result = ''
...: for value in values:
...: result += value
...:
10000 loops, best of ...
How to namespace Twitter Bootstrap so styles don't conflict
...named .bootstrap-wrapper
https://gist.github.com/onigetoc/20c4c3933cabd8672e3e
I started with this tool: http://www.css-prefix.com/
And fix the rest with search and replace in PHPstorm.
All fonts @font-face are hosted on maxcdn.
First line example
.bootstrap-wrapper {font-family:sans-serif;-ms-te...
How to check whether a string is a valid HTTP URL?
...Http;
Or, if you want to accept both HTTP and HTTPS URLs as valid (per J0e3gan's comment):
Uri uriResult;
bool result = Uri.TryCreate(uriName, UriKind.Absolute, out uriResult)
&& (uriResult.Scheme == Uri.UriSchemeHttp || uriResult.Scheme == Uri.UriSchemeHttps);
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Repeat each row of data.frame the number of times specified in a column
...anded
See how much faster this solution is:
df <- data.frame(var1=1:2e3, var2=1:2e3, freq=1:2e3)
system.time(df.exp <- df[rep(row.names(df), df$freq), 1:2])
## user system elapsed
## 4.57 0.00 4.56
dt <- data.table(df)
system.time(dt.expanded <- dt[ ,list(freq=rep(1,freq...