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Is there a concurrent List in Java's JDK?
...ow can I create a concurrent List instance, where I can access elements by index? Does the JDK have any classes or factory methods I can use?
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MongoDB vs. Cassandra [closed]
...less data models (and encourage denormalization instead), and both provide indexes on documents or rows, although MongoDB's indexes are currently more flexible.
Cassandra's storage engine provides constant-time writes no matter how big your data set grows. Writes are more problematic in MongoDB, pa...
Why does Javascript's regex.exec() not always return the same value? [duplicate]
...bal, if you call a method on the same regex object, it will start from the index past the end of the last match.
When no more matches are found, the index is reset to 0 automatically.
To reset it manually, set the lastIndex property.
reg.lastIndex = 0;
This can be a very useful feature. You...
Why do assignment statements return a value?
...in the answers of this thread. But efficient in the case of properties and indexers that use get- and set accessors? Not at all. Consider this code:
class Test
{
public bool MyProperty { get { return true; } set { ; } }
}
Here we have a property, which isn't even a wrapper for a private varia...
Difference between addSubview and insertSubview in UIView class
...most view (addSubview:), or it is before the 5th subview, (insertSubview:atIndex:) or if it is immediately behind another subview (insertSubview:aboveSubview:).
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How to redirect output of an already running process [duplicate]
...ow]
(gdb) p close(1)
$1 = 0
(gdb) p creat("/tmp/foo3", 0600)
$2 = 1
(gdb) q
The program is running. Quit anyway (and detach it)? (y or n) y
Detaching from program: /bin/cat, process 6760
The p command in GDB will print the value of an expression, an expression can be a function to call, it ca...
Markdown `native` text alignment
...
I like to start longer README.md files with an "Index" listing. I put this at the end of each section in case readers wanna pop back up to the index <p align="right">[Index](#index)</p> Works great :)
– Mr. Kennedy
Apr 12 ...
Tools to search for strings inside files without indexing [closed]
I have to change some connection strings in an incredibly old legacy application, and the programmers who made it thought it would be a great idea to plaster the entire app with connection strings all over the place.
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How to dynamically change a web page's title?
...per the comments and reference on SearchEngineLand
most web crawlers will index the updated title. Below answer is obsolete, but the code is still applicable.
You can just do something like, document.title = "This is the new
page title.";, but that would totally defeat the purpose of SEO. Mos...
Do Java arrays have a maximum size?
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There are actually two limits. One, the maximum element indexable for the array and, two, the amount of memory available to your application. Depending on the amount of memory available and the amount used by other data structures, you may hit the memory limit before you reach th...