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Fastest way to list all primes below N
...ay vary due to differences in hardware or
version of Python.
Below is a script which compares a number of implementations:
ambi_sieve_plain,
rwh_primes,
rwh_primes1,
rwh_primes2,
sieveOfAtkin,
sieveOfEratosthenes,
sundaram3,
sieve_wheel_30,
ambi_sieve (requires numpy)
primesfrom3to (requir...
Git format-patch to be svn compatible?
...
Here's a helper script for making a diff against the the latest svn changeset and the given commit:
http://www.mail-archive.com/dev@trafficserver.apache.org/msg00864.html
#!/bin/sh
#
# git-svn-diff
# Generate an SVN-compatible diff against ...
Memcached vs APC which one should I choose? [closed]
...e) on a (or each) server.
Remember APC can also compile and speed up your script execution time. So you could for example be using APC for increased execution performance, while using memcached for cache storage.
share
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Batch file. Delete all files and folders in a directory
... not subdirectories. To nuke the contents of a directory, you can use this script:
@echo off
setlocal enableextensions
if {%1}=={} goto :HELP
if {%1}=={/?} goto :HELP
goto :START
:HELP
echo Usage: %~n0 directory-name
echo.
echo Empties the contents of the specified directory,
echo WITHOUT CONFIRMA...
Git: list only “untracked” files (also, custom commands)
...dfx a lot throughout the day.
You can create custom git by just writing a script called git-whatever and having it in your path.
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Converting a UNIX Timestamp to Formatted Date String
... divide part. Otherwise the date defaults to 1970.
– Script47
Apr 29 '18 at 16:11
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Generate a random number in the range 1 - 10
...[ID](
[IDN] [int] IDENTITY(1,1) NOT NULL,
[ID] [int] NULL)
INSERTING THE SCRIPT :
INSERT INTO [SearchIndex]([Cursor]) SELECT N'INSERT INTO ID SELECT FLOOR(rand() * 9 + 1) SELECT COUNT (ID) FROM ID
CREATING AND EXECUTING THE PROCEDURE:
CREATE PROCEDURE [dbo].[RandNumbers] AS
BEGIN
Declare ...
How to import a single table in to mysql database using command line
...use an existing SQL file, and use a specific table from it, then this perl script in the TimeSheet blog, with enable you to extract the table to a separate SQL file, and then import it.
The original link is dead, so it is a good thing that someone has put it instead of the author, Jared Cheney, on G...
Generate random int value from 3 to 6
...http://blog.sqlauthority.com/2007/04/29/sql-server-random-number-generator-script-sql-query/
DECLARE @Random INT;
DECLARE @Upper INT;
DECLARE @Lower INT
SET @Lower = 3 ---- The lowest random number
SET @Upper = 7 ---- One more than the highest random number
SELECT @Random = ROUND(((@Upper - @Lower ...
Can I safely delete contents of Xcode Derived data folder?
...
Just created a github repo with a small script, that creates a RAM disk. If you point your DerivedData folder to /Volumes/ramdisk, after ejecting disk all files will be gone.
It speeds up compiling, also eliminates this problem
xc-launch repo
Best launched using...