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How to use the toString method in Java?
... a concise but
informative representation that is
easy for a person to read. It is
recommended that all subclasses
override this method.
The toString method for class Object
returns a string consisting of the
name of the class of which the object
is an instance, the at-sign chara...
Why specify @charset “UTF-8”; in your CSS file?
...
It tells the browser to read the css file as UTF-8. This is handy if your CSS contains unicode characters and not only ASCII.
Using it in the meta tag is fine, but only for pages that include that meta tag.
Read about the rules for character set r...
Where are environment variables stored in registry?
...s an environment variable remotely. To do this I think the best way is to read it from registry.
4 Answers
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Why is lock(this) {…} bad?
...esigner/creator knowing about it. This increases the complexity of multi-threaded solutions and might affect their correctness.
A private field is usually a better option as the compiler will enforce access restrictions to it, and it will encapsulate the locking mechanism. Using this violates encap...
When is .then(success, fail) considered an antipattern for promises?
...bit odd, this is actually what python has try-except-else for (recommended reading!).
// some_promise_call().then(logger.log).catch(logger.log)
try {
var results = some_call();
logger.log(results);
} catch(e) {
logger.log(e);
}
The catch logger will also handle exceptions from the suc...
How do I load a PHP file into a variable?
...
If you are using http://, as eyze suggested, you will only be able to read the ouput of the PHP script. You can only read the PHP script itself if it is on the same server as your running script.
You could then use something like
$Vdata = file_get_contents('/path/to/your/file.php");
...
Choosing the best concurrency list in Java [closed]
My thread pool has a fixed number of threads. These threads need to write and read from a shared list frequently.
6 An...
not None test in Python [duplicate]
... not (val is None):
# ...
this is simply part of the Zen of Python: "Readability counts." Good Python is often close to good pseudocode.
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Cross-browser multi-line text overflow with ellipsis appended within a fixed width and height
...ould something similar to a binary search: test to see if the text block already fits, otherwise split the text into words or characters and define your bounds (lower=1 word/chars, upper=all words/chars), while ((upper-lower)>1) {let middle=((lower+upper)/2)|0 /*|0 is quick floor*/; if (test(word...
Checking if a variable is defined?
...Meuret Sort of, not really. -- while it may not seem identical, it's worth reading the answers on that question.
– Fund Monica's Lawsuit
Mar 8 '16 at 19:42
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