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Algorithm for Determining Tic Tac Toe Game Over

...row=n or col=n or diag=n or rdiag=n then winner=true I'd use an array of char [n,n], with O,X and space for empty. simple. One loop. Five simple variables: 4 integers and one boolean. Scales to any size of n. Only checks current piece. No magic. :) ...
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What does apply_filters(…) actually do in WordPress?

...the following sequence of functions: wptexturize convert_smilies convert_chars wpautop shortcode_unautop prepend_attachment do_shortcode share | improve this answer | foll...
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Programmatically creating Markdown tables in R with KnitR

...:) Please note that you might also use the generic S3 method to save a few chars to type, like: pander(head(iris)[, 1:3]) – daroczig Mar 19 '13 at 9:23 add a comment ...
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Error handling in Bash

...IFS=' ' # # Substring: I keep only the carriage return # (others needed only for tabbing purpose) IFS=${IFS:0:1} local lines=( $_backtrace ) IFS=$mem ...
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What is uint_fast32_t and why should it be used instead of the regular int and uint32_t?

...ven addressable. In such a case working on them requires additional ops to extract the 32-bits from, say, 64-bit aligned units. See also the linked question. C++ standard is written so that it could work on a machine that has 37-bit words... so no 32-bit type there at all. – Ya...
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Fetch the row which has the Max value for a column

...Y User) EDIT: Just tried it for real: SQL> create table MyTable (usr char(1), dt date); SQL> insert into mytable values ('A','01-JAN-2009'); SQL> insert into mytable values ('B','01-JAN-2009'); SQL> insert into mytable values ('A', '31-DEC-2008'); SQL> insert into mytable values ('...
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When should I use Lazy?

...erties for Name, PhoneNumber, and Orders. Name and PhoneNumber are regular strings but Orders is a navigation property that returns a list of every order the customer ever made. You often might want to go through all your customer's and get their name and phone number to call them. This is a very q...
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Simple way to transpose columns and rows in SQL?

...ate the list of items to UNPIVOT and PIVOT. This is then added to a query string to be executed. The plus of the dynamic version is if you have a changing list of colors and/or names this will generate the list at run-time. All three queries will produce the same result: | NAME | RED | GREEN | BL...
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Is SHA-1 secure for password storage?

... that cost N once and can thereafter attack many passwords with very small extra cost per password. If the pre-computed table is a rainbow table, then N can be somewhat bigger, because storage cost is reduced. The bottleneck on N becomes the CPU power that the attacker can muster, not the size of hi...
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Are Java static calls more or less expensive than non-static calls?

...java.io.*; class StaticVsInstanceBenchmark { public static void main( String[] args ) throws Exception { StaticVsInstanceBenchmark program = new StaticVsInstanceBenchmark(); program.run(); } static final int DURATION = 1000; public void run() throws Exception ...