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Compiler error: memset was not declared in this scope
...per equivalent C++ headers, <cstring>/<cstdio>/<cstdlib>/etc, rather than C's <string.h>/<stdio.h>/<stdlib.h>/etc.
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C read file line by line
...har * line = NULL;
size_t len = 0;
ssize_t read;
fp = fopen("/etc/motd", "r");
if (fp == NULL)
exit(EXIT_FAILURE);
while ((read = getline(&line, &len, fp)) != -1) {
printf("Retrieved line of length %zu:\n", read);
printf("%s", line);
}
f...
Insert into … values ( SELECT … FROM … )
...Int, someVarChar )
SELECT table2.column1, table2.column2, 8, 'some string etc.'
FROM table2
WHERE table2.ID = 7;
I've only used this syntax with Access, SQL 2000/2005/Express, MySQL, and PostgreSQL, so those should be covered. It should also work with SQLite3.
...
Using .gitignore to ignore everything but specific directories
...t want WordPress core files, or your server-specific
# configuration files etc., in your project's repository. You just don't.
#
# Solution: stick this file up your repository root (which it assumes is
# also the WordPress root directory) and add exceptions for any plugins,
# themes, and other direc...
Getting A File's Mime Type In Java
I was just wondering how most people fetch a mime type from a file in Java? So far I've tried two utils: JMimeMagic & Mime-Util .
...
Open firewall port on CentOS 7
...le approaches, it is useful to note that you can add your own services to /etc/firewalld/services. For inspiration, look at /usr/lib/firewalld/services/, where firewalld's predefined services are located.
The advantage of this approach is that later you will know why these ports are open, as you've...
How to find out client ID of component for ajax update/render? Cannot find component with expression
...ng chapter.
Note: if it happens to contain iteration index like :0:, :1:, etc (because it's inside an iterating component), then you need to realize that updating a specific iteration round is not always supported. See bottom of answer for more detail on that.
Memorize NamingContainer components a...
SHA1 vs md5 vs SHA256: which to use for a PHP login?
...tnik SHA512 is a good alternative. Don't get me wrong; I'm not saying a stretched and salted SHA512 hash is insecure. It's secure. Even so, the fact remains that bcrypt is more secure, and so I see no reason not to use it.
– Johannes Gorset
Feb 15 '10 at 6:41
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Get int value from enum in C#
...
Since Enums can be any integral type (byte, int, short, etc.), a more robust way to get the underlying integral value of the enum would be to make use of the GetTypeCode method in conjunction with the Convert class:
enum Sides {
Left, Right, Top, Bottom
}
Sides side = Sides.B...
How to code a BAT file to always run as admin mode?
... variable value and
executes prog in it (CMD.EXE, 4NT.EXE, etc.)
prog - The program to execute
args - Optional command line arguments to prog
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