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Why use a READ UNCOMMITTED isolation level?
... relevant to a decision. In fact, if you can't pull a small subset without blocking it might be for the good reason that it's being currently edited.
Historical data. It rarely makes a practical difference but whereas users understand constantly changing data can't be perfect, they don't feel the sa...
What's the fuss about Haskell? [closed]
...pically happen when you run the above program is this: the program reads a block (say 8KB) of the first file, then writes it to the second file, then reads another block from the first file, and writes it to the second file, and so on. (Try running strace on it!)
... which looks a lot like what the...
Bash Templating: How to build configuration files from templates with Bash?
...m writing a script to automate creating configuration files for Apache and PHP for my own webserver. I don't want to use any GUIs like CPanel or ISPConfig.
...
LESS CSS nesting classes
...
LESS is still awesome, especially the PHP LESS preprocessor, with its modified, more flexible syntax. But until there's some sort of commonly accepted syntax, such problems will arise from time to time. In my view, this one is LESS' only drawback.
...
How can I send an email by Java application using GMail, Yahoo, or Hotmail?
...race();
}
}
}
Naturally, you'll want to do more in the catch blocks than print the stack trace as I did in the example code above. (Remove the catch blocks to see which method calls from the JavaMail API throw exceptions so you can better see how to properly handle them.)
Thanks to...
How to check if a string contains a substring in Bash
... @bukzor Quotes stopped working here as of Bash 3.2+: tiswww.case.edu/php/chet/bash/FAQ E14). It's probably best to assign to a variable (using quotes), then compare. Like this: re="My s"; if [[ $string =~ $re ]]
– seanf
May 12 '15 at 0:55
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PostgreSQL: Modify OWNER on all tables simultaneously in PostgreSQL
...
This: http://archives.postgresql.org/pgsql-bugs/2007-10/msg00234.php is also a nice and fast solution, and works for multiple schemas in one database:
Tables
SELECT 'ALTER TABLE '|| schemaname || '.' || tablename ||' OWNER TO my_new_owner;'
FROM pg_tables WHERE NOT schemaname IN ('pg_cat...
Bootstrap 3 and Youtube in Modal
...;
</html>
visit (link broken): https://parrot-tutorial.com/run_code.php?snippet=bs4_modal_youtube
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Is there a way to suppress JSHint warning for one given line?
... there is a way. Two in fact. In October 2013 jshint added a way to ignore blocks of code like this:
// Code here will be linted with JSHint.
/* jshint ignore:start */
// Code here will be ignored by JSHint.
/* jshint ignore:end */
// Code here will be linted with JSHint.
You can also ignore a s...
Facebook Android Generate Key Hash
...e required SHA1 Key
Then goto
http://tomeko.net/online_tools/hex_to_base64.php
and paste your sha1 key
and finally you will get Required HashKey which you can use it to apply on facebook.
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