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How do I rename a column in a database table using SQL?
... This is also not supported in Microsoft SQL Server. Instead use sp_rename as per Galwegian's answer: stackoverflow.com/a/174586/834431
– Chris
Dec 11 '13 at 13:15
...
C read file line by line
...ppet involving the getline() function (see the manual page here):
#define _GNU_SOURCE
#include <stdio.h>
#include <stdlib.h>
int main(void)
{
FILE * fp;
char * line = NULL;
size_t len = 0;
ssize_t read;
fp = fopen("/etc/motd", "r");
if (fp == NULL)
exit...
Selenium WebDriver: Wait for complex page with JavaScript to load
...elementToBeClickable(By.id("someid")));
http://www.seleniumhq.org/docs/04_webdriver_advanced.jsp
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rmagick gem install “Can't find Magick-config”
... PATH variable with additional path to ImageMagick lib.
PATH="/usr/lib/x86_64-linux-gnu/ImageMagick-6.8.9/bin-Q16:$PATH"
then run gem install rmagick
source of solution
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Difference between var_dump,var_export & print_r
What is the difference between var_dump , var_export and print_r ?
2 Answers
2
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Swift - How to convert String to Double
...ormatter()
formatter.locale = Locale.current // USA: Locale(identifier: "en_US")
formatter.numberStyle = .decimal
let number = formatter.number(from: "9,999.99")
Currency formats
let usLocale = Locale(identifier: "en_US")
let frenchLocale = Locale(identifier: "fr_FR")
let germanLocale = Locale(id...
How do I implement an Objective-C singleton that is compatible with ARC?
...redInstance
{
static MyClass *sharedInstance = nil;
static dispatch_once_t onceToken;
dispatch_once(&onceToken, ^{
sharedInstance = [[MyClass alloc] init];
// Do any other initialisation stuff here
});
return sharedInstance;
}
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Why should the copy constructor accept its parameter by reference in C++?
...dited Jun 21 '12 at 8:10
someone_ smiley
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answered Apr 21 '10 at 19:14
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How SID is different from Service name in Oracle tnsnames.ora
...e as SID
and you can also give it any other
name you want.
SERVICE_NAME is the new feature from
oracle 8i onwards in which database
can register itself with listener. If
database is registered with listener
in this way then you can use
SERVICE_NAME parameter in tnsnames.ora
othe...
Is a memory leak created if a MemoryStream in .NET is not closed?
...se. A MemoryStream, on the other hand, stores a managed byte array in its _buffer variable, which is not freed at disposal time. In fact, the _buffer is not even nulled in the MemoryStream's Dispose method, which is a SHAMEFUL BUG IMO because nulling the reference could make the memory eligible fo...