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In HTML I can make a checkmark with ✓ . Is there a corresponding X-mark?
...nks. any idea where I can get a reference for these like the ascii lookup tables?
– nc.
Apr 3 '09 at 0:35
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What characters do I need to escape in XML documents?
...e corresponding entity or the numeric reference according to the following table:
Original CharacterXML entity replacementXML numeric replacement
< &lt; &#60;...
WAMP/XAMPP is responding very slow over localhost
...had same problem, windows 8, phpmyadmin on localhost was opening one small table (29k rows) forever.. once i changed address in URL bar to 127.0.0.1 it loaded instantly.. very strange
– luky
Oct 18 '16 at 20:57
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How to repair a serialized string which has been corrupted by an incorrect byte count length?
... will cause this error.
Solution: store serialized data into BLOB in your table.
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Differences in boolean operators: & vs && and | vs ||
...ou're talking about the logical meaning of both operators, here you have a table-resume:
boolean a, b;
Operation Meaning Note
--------- ------- ----
a && b logical AND short-circuiting
a || b logical OR ...
What does && mean in void *p = &&abc;
... that address points to a instruction within the .text section of the executable. The .text section is the one which holds you program's (binary) code to be executed.
You can inspect this with:
objdump -x a.out
A practical example
As described in GCC, you can use this to initialize a jump table. S...
How to write a JSON file in C#?
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@RobertHarvey Liam's Json.Net link has a nice table showing what the differences are. Coming from the people that make it, of course you should take it with a grain of salt, but it is indeed better than the built-in things.
– Tim S.
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How to prevent gcc optimizing some statements in C?
In order to make a page dirty (switching on the dirty bit in the page table entry), I touch the first bytes of the page like this:
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How do I get the current time zone of MySQL?
...alues are not stored with timezone information in MySQL:
mysql> create table foo (tstamp datetime) Engine=MyISAM;
Query OK, 0 rows affected (0.06 sec)
mysql> insert into foo (tstamp) values (now());
Query OK, 1 row affected (0.00 sec)
mysql> set time_zone = '+01:00';
Query OK, 0 rows aff...
What is the difference between the template method and the strategy patterns?
.... Choosing which product type (class) to instantiate might depend on which tables/views it's loaded from. Strategy pattern doesn't really come into play there.
– tvanfosson
Jul 31 '15 at 16:22
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