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LISTAGG in Oracle to return distinct values
... t15
This is Oracle Database 11g Enterprise Edition Release 11.2.0.2.0 - 64bit Production.
I was unable to use STRAGG because there is no way to DISTINCT and ORDER.
Performance scales linearly, which is good, since I am adding all columns of interest. The above took 3 seconds for 77K rows. For jus...
Algorithm to return all combinations of k elements from n
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64
Lets say your array of letters looks like this: "ABCDEFGH". You have three indices (i, j, k) in...
Finding quaternion representing the rotation from one vector to another
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64
Half-Way Vector Solution
I came up with the solution that I believe Imbrondir was trying to pr...
Is this a “good enough” random algorithm; why isn't it used if it's faster?
...xx: 7273 :
0.4xxx: 5643 :
0.5xxx: 4608 :
0.6xxx: 3907 :
0.7xxx: 3350 : ...
Soft wrap at 80 characters in Vim in window of arbitrary width
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Brian CarperBrian Carper
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Objective-C for Windows
...OS bridge supports both Windows 8.1 and Windows 10 apps built for x86 and x64 processor architectures, and soon we will add compiler optimizations and support for ARM, which adds mobile support.
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How can I save my secret keys and password securely in my version control system?
...r less hex characters
PASS_FIXED=<your-passphrase>
openssl enc -base64 -aes-256-ecb -S $SALT_FIXED -k $PASS_FIXED
Similar for smudge_filter_open_ssl and diff_filter_oepnssl. See Gist.
Your repo with sensitive information should have a .gitattribute file (unencrypted and included in repo) w...
What are the differences between json and simplejson Python modules?
...implejson(SIMPLE_DATA)
And the results on my system (Python 2.7.4, Linux 64-bit):
Complex real world data:
json dumps 1.56666707993 seconds
simplejson dumps 2.25638604164 seconds
json loads 2.71256899834 seconds
simplejson loads 1.29233884811 seconds
Simple data:
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Android studio, gradle and NDK
...ibraries for each architecture you’re targeting (e.g. x86, arm, mips, arm64-v8a, etc…)
The code you want to be compiled by default by the NDK toolchain will be located in (module)/src/main/jni and similarly to above, you can change it by setting sourceSets.main.jni.srcDirs in your module’...
Static link of shared library function in gcc
... of the binary you want make portable, for example: nmap
./cde_2011-08-15_64bit nmap
The program will read all of libs linked to nmap and its dependencias and it will save all of them in a folder called cde-package/ (in the same directory that you are).
Finally, you can compress the folder and ...