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How to update Python?
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UPDATE: 2018-07-06
This post is now nearly 5 years old! Python-2.7 will stop receiving offici...
How can you find and replace text in a file using the Windows command-line environment?
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What do hjust and vjust do when making a plot using ggplot?
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Droplet
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answered Sep 1 '11 at 7:44
AndrieAndrie
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What's “wrong” with C++ wchar_t and wstrings? What are some alternatives to wide characters?
...t use is wchar_t today?
Not much, for portable code anyway. If __STDC_ISO_10646__ is defined then values of wchar_t directly represent Unicode codepoints with the same values in all locales. That makes it safe to do the inter-locale conversions mentioned earlier. However you can't rely only on it t...
How can I use optional parameters in a T-SQL stored procedure?
...marskog
If you have the proper SQL Server 2008 version (SQL 2008 SP1 CU5 (10.0.2746) and later), you can use this little trick to actually use an index:
Add OPTION (RECOMPILE) onto your query, see Erland's article, and SQL Server will resolve the OR from within (@LastName IS NULL OR LastName= @La...
Is there a Python function to determine which quarter of the year a date is in?
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answered Sep 10 '09 at 16:02
Alex MartelliAlex Martelli
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How do you set a default value for a MySQL Datetime column?
... str | ts |
+------+---------------------+
| demo | 2008-10-03 22:59:52 |
+------+---------------------+
1 row in set (0.00 sec)
mysql>
**CAVEAT: IF you define a column with CURRENT_TIMESTAMP ON as default, you will need to ALWAYS specify a value for this column or the value...
How to save username and password with Mercurial?
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answered Apr 7 '10 at 0:12
Laurens HolstLaurens Holst
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How do I PHP-unserialize a jQuery-serialized form?
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answered Sep 28 '10 at 21:35
Chris Allen LaneChris Allen Lane
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What are the differences between a pointer variable and a reference variable in C++?
... re-assigned:
int x = 5;
int y = 6;
int *p;
p = &x;
p = &y;
*p = 10;
assert(x == 5);
assert(y == 10);
A reference cannot, and must be assigned at initialization:
int x = 5;
int y = 6;
int &r = x;
A pointer has its own memory address and size on the stack (4 bytes on x86), whereas a...