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techniques for obscuring sensitive strings in C++
...ordthatyouwillneverguess";
unsigned char myKey[48] = { 0xCF, 0x34, 0xF8, 0x5F, 0x5C, 0x3D, 0x22, 0x13, 0xB4, 0xF3, 0x63, 0x7E, 0x6B, 0x34, 0x01, 0xB7, 0xDB, 0x89, 0x9A, 0xB5, 0x1B, 0x22, 0xD4, 0x29, 0xE6, 0x7C, 0x43, 0x0B, 0x27, 0x00, 0x91, 0x5F, 0x14, 0x39, 0xED, 0x74, 0x7D, 0x4B, 0x22, 0x04, 0x48,...
How do I detect if Python is running as a 64-bit application? [duplicate]
...3.x.
$ arch -i386 /usr/local/bin/python2.7
Python 2.7.9 (v2.7.9:648dcafa7e5f, Dec 10 2014, 10:10:46)
[GCC 4.2.1 (Apple Inc. build 5666) (dot 3)] on darwin
Type "help", "copyright", "credits" or "license" for more information.
>>> import platform, sys
>>> platform.architecture(), s...
Can't append element
... Use the native appendChild to achieve this.
– Minqi Pan
Oct 1 '12 at 14:54
8
$("#someElement")[0...
Rearrange columns using cut
...ou may also combine cut and paste:
paste <(cut -f2 file.txt) <(cut -f1 file.txt)
via comments: It's possible to avoid bashisms and remove one instance of cut by doing:
paste file.txt file.txt | cut -f2,3
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Calling dynamic function with dynamic number of parameters [duplicate]
...gs || []); // args is optional, use an empty array by default
}
function f1() {}
function f2() {
var f = function() {};
dispatch(f, [1, 2, 3]);
}
dispatch(f1, ["foobar"]);
dispatch("f1", ["foobar"]);
f2(); // calls inner-function "f" in "f2"
dispatch("f", [1, 2, 3]); // doesn't work s...
Sorting arrays in NumPy by column
...ay([[1,2,3],[4,5,6],[0,0,1]])
In [3]: np.sort(a.view('i8,i8,i8'), order=['f1'], axis=0).view(np.int)
Out[3]:
array([[0, 0, 1],
[1, 2, 3],
[4, 5, 6]])
To sort it in-place:
In [6]: a.view('i8,i8,i8').sort(order=['f1'], axis=0) #<-- returns None
In [7]: a
Out[7]:
array([[0, 0, 1...
How to split a string in shell and get the last field
... way is to reverse before and after cut:
$ echo ab:cd:ef | rev | cut -d: -f1 | rev
ef
This makes it very easy to get the last but one field, or any range of fields numbered from the end.
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How do I find out which keystore was used to sign an app?
...A256: 3D:7A:12:23:01:9A:A3:9D:9E:A0:E3:43:6A:B7:C0:89:6B:FB:4F:B6:79:F4:DE:5F:E7:C2:3F:32:6C:8F:99:4A
Signature algorithm name: MD5withRSA
Version: 1
APK: ./com.google.android.youtube_10.40.56-108056134_minAPI15_maxAPI22(armeabi-v7a)(480dpi).apk
Signer #1:
Signature:
Owner: CN=U...
back button callback in navigationController in iOS
...
This is also called when the user pans from the left edge (interactivePopGestureRecognizer). In my case, I'm specifically looking for when the user presses back while NOT panning from the left edge.
– Kyle Clegg
Mar 20 '...
Is there a command to list all Unix group names? [closed]
...cal groups which have users assigned to them, use this command:
cut -d: -f1 /etc/group | sort
For more info- >
Unix groups,
Cut command,
sort command
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