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Is there a way to simulate the C++ 'friend' concept in Java?
...real so that the runtime will throw a NullPointerException if it is null.
Now boys :
package montague;
import capulet.Juliet;
public class Romeo {
public static final class Love { private Love() {} }
private static final Love love = new Love();
public static void cuddleJuliet() {
...
MySQL: How to copy rows, but change a few fields?
... find out I have this upvoted already. I guess this saved me several times now :) Thank you!
– aexl
May 31 '17 at 9:18
2
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Database Design for Tagging
...question and then serialize/de-serialize them on the fly? I would love to know more about it and maybe see some code snippets. I've been looking around and having found any details, is there a link where you've already done this before I ask the question on META?
– Marston A.
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How can I download HTML source in C#
... website, but I had a hard problem to solve, with both method posted here, now I post the solution for all!
problem:
if you use an url like this: www.somesite.it/?p=1500 in some case you get an internal server error (500),
although in web browser this www.somesite.it/?p=1500 perfectly work.
soluti...
How to exit pdb and allow program to continue?
...d show
something like: (pdb) .....
- switch back to pdb, then press Enter, now you are all set, pdb command
shell reappear again
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What does “rc” mean in dot files
...
To understand rc files, it helps to know that Ubuntu boots into several different runlevels. They are 0-6, 0 being "halt", 1 being "single-user", 2 being "multi-user"(the default runlevel), etc. This system has now been outdated by the Upstart and initd programs...
Access denied for user 'root'@'localhost' while attempting to grant privileges. How do I grant privi
...she does not have,
and the server seem to think something is not here ...
Now, what's missing then ?
On my system, I get this:
mysql> select version();
+------------+
| version() |
+------------+
| 5.5.21-log |
+------------+
1 row in set (0.00 sec)
mysql> SHOW GRANTS FOR 'root'@'localhos...
Java ArrayList - how can I tell if two lists are equal, order not mattering?
...use there’s a recent similar question regarding iterables. Since we also now have Java 8, it was worth rethinking it. If you short-circuit in the second loop when the number becomes negative, the third loop becomes obsolete. Further, avoiding boxing might be a double-edged sword, with new Map.merg...
Cocoapods staying on “analyzing dependencies”
I'm using cocoapods to manage my dependencies. All have been working fine. Now, When I'm creating a new project, added the following to my podfile,
...
Can't seem to discard changes in Git
...s in, then did git status and made sure that all the files in that dir are now marked as deleted. After that I simply did git checkout -f and everything was back to normal.
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