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AWS S3: how do I see how much disk space is using
...
AWS Cloudwatch now has a metric for bucket size and number of objects that is updated daily. About time! aws.amazon.com/blogs/aws/…
– cudds
Jul 28 '15 at 23:13
...
Simplest SOAP example
... This worked for me! (after replacing the SOAP Service URL with a real one and turning off cross-domain restrictions on my browser, as implied by @Prestaul)
– Niko Bellic
Dec 9 '14 at 19:44
...
Do while loop in SQL Server 2008
...ority.com/2007/10/24/sql-server-simple-example-of-while-loop-with-continue-and-break-keywords/
Example of WHILE Loop
DECLARE @intFlag INT
SET @intFlag = 1
WHILE (@intFlag <=5)
BEGIN
PRINT @intFlag
SET @intFlag = @intFlag + 1
END
GO
ResultSet:
1
2
3
4
5
Example of WHILE L...
Can “git pull --all” update all my local branches?
I often have at least 3 remote branches: master, staging and production. I have 3 local branches that track those remote branches.
...
Split string with dot as delimiter
...name.split("\\.");
(one '\' to escape the '.' in the regular expression, and the other to escape the first one in the Java string)
Also I wouldn't suggest returning fn[0] since if you have a file named something.blabla.txt, which is a valid name you won't be returning the actual file name. Instea...
How to concatenate two strings in C++?
...e performance. Worst case is, that operator+= performs both a deallocation and an allocation. Heap allocations are among the most expensive operations we commonly do.
– IInspectable
Feb 7 at 12:17
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Has anyone ever got a remote JMX JConsole to work?
...tion for this:
If your Java process is running on Linux behind a firewall and you want to start JConsole / Java VisualVM / Java Mission Control on Windows on your local machine to connect it to the JMX Port of your Java process.
You need access to your linux machine via SSH login. All Communicatio...
C++ Lock-free Hazard Pointer（冒险指针） - C/C++ - 清泛网 - 专注C/C++及内核技术
...std::memory_order_acquire); p; p = p->next_) {
if (!p->active_.test_and_set()) {
return p;
}
}
auto p = new HazardPointer<T>();
p->active_.test_and_set();
do {
p->next_ = head_list_.load(std::memory_order_acquire);
} while (!head_list_.compare...
JavaScript - Get minutes between two dates
... have this great answer if that was the case here.
– Andrew Neely
Feb 25 '15 at 19:11
5
I found a...
ORA-00979 not a group by expression
...ults to a single value (like MIN, MAX or SUM).
A simple example to understand why this happens: Imagine you have a database like this:
FOO BAR
0 A
0 B
and you run SELECT * FROM table GROUP BY foo. This means the database must return a single row as result with the first column 0 to fulfill t...