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implements Closeable or implements AutoCloseable
...ement java.io.Closeable, can be used as a resource.
The following example reads the first line from a file. It uses an instance of BufferedReader to read data from the file. BufferedReader is a resource that must be closed after the program is finished with it:
static String readFirstLineFromFile(...
Real world use cases of bitwise operators [closed]
...s. ACLs are a good example; if you have let's say 4 discrete permissions (read, write, execute, change policy), it's better to store this in 1 byte rather than waste 4. These can be mapped to enumeration types in many languages for added convenience.
Communication over ports/sockets
Always involve...
Why do Java programmers like to name a variable “clazz”? [closed]
...es clarity. clazz just says class. "International" English speakers (those reading both British and American English) are used to transposing 's' and 'z'.
Since Java has had disclosed source and a suitable culture right from the start, worthwhile Java code and tutorials pick up the same conventions...
Why always ./configure; make; make install; as 3 separate steps?
...
Reading this again, about one year later, I have to add that it all makes sense, and still there could be a single command call that does all 3 steps with their default configuration. They all have a default configuration oth...
How to enable assembly bind failure logging (Fusion) in .NET
...ists.
You need to restart the program that you're running to force it to read those registry settings.
By the way, don't forget to turn off fusion logging when not needed.
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MISCONF Redis is configured to save RDB snapshots
... Make sure that when you execute INFO persistence, bgsave_in_progress is already 0 and rdb_last_bgsave_status is ok. After that, you can now start backing up the generated rdb file somewhere safe.
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Is recursion ever faster than looping?
... recursion over iteration, I know there are lots of questions about that already.
12 Answers
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How to assign a Git SHA1's to a file without Git?
...re: github.com/chris3torek/scripts/blob/master/githash.py (the tree hasher reads a directory tree).
– torek
Nov 14 '16 at 9:37
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Get the current URL with JavaScript?
... but it is bugged for Firefox.
document.URL;
See URL of type DOMString, readonly.
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What is the difference between id and class in CSS, and when should I use them? [duplicate]
...5.
In CSS there is no "font-color", the style is color so the above should read:
Example
<div id="header_id" class="header_class">Text</div>
#header_id {color:#fff}
.header_class {color:#000}
The text would be white.
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