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C Macro definition to determine big endian or little endian machine?
...define ORDER32_H
#include <limits.h>
#include <stdint.h>
#if CHAR_BIT != 8
#error "unsupported char size"
#endif
enum
{
O32_LITTLE_ENDIAN = 0x03020100ul,
O32_BIG_ENDIAN = 0x00010203ul,
O32_PDP_ENDIAN = 0x01000302ul, /* DEC PDP-11 (aka ENDIAN_LITTLE_WORD) */
O32_HO...
Use of 'const' for function parameters
...ect, thus the const at the end of its declaration)
– CharonX
Oct 1 '18 at 9:54
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Static constant string (class member)
... requirement for using a STL string, you might as well just define a const char*. (less overhead)
– KSchmidt
Oct 14 '09 at 2:23
51
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How to make a valid Windows filename from an arbitrary string?
...g like "Foo: Bar" that I want to use as a filename, but on Windows the ":" char isn't allowed in a filename.
14 Answers
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Why does string::compare return an int?
...tring::compare return an int instead of a smaller type like short or char ? My understanding is that this method only returns -1, 0 or 1.
...
What are the differences between LDAP and Active Directory?
... a standard, AD is Microsoft's (proprietary) implementation (and more). Wikipedia has a good article that delves into the specifics. I found this document with a very detailed evaluation of AD from an LDAP perspective.
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How to ALTER multiple columns at once in SQL Server
...same character in multiple fields (such as removing \t from all columns).
SELECT
TABLE_CATALOG
,TABLE_SCHEMA
,TABLE_NAME
,COLUMN_NAME
,'ALTER TABLE ['+TABLE_SCHEMA+'].['+TABLE_NAME+'] ALTER COLUMN ['+COLUMN_NAME+'] VARCHAR(300)' as 'code'
FROM INFORMATION_SCHEMA.COLUMNS
WHERE T...
How to convert char to int?
What is the proper way to convert a char to int ?
This gives 49 :
11 Answers
11
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How to get the instance id from within an ec2 instance?
...ce-id
If you need programatic access to the instance ID from within a script,
die() { status=$1; shift; echo "FATAL: $*"; exit $status; }
EC2_INSTANCE_ID="`wget -q -O - http://169.254.169.254/latest/meta-data/instance-id || die \"wget instance-id has failed: $?\"`"
An example of a more advanced...
How do I access the host machine itself from the iPhone simulator
...chine network so you should be able to just use localhost or your machines IP address, whichever IP your web service is listening on.
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