大约有 44,000 项符合查询结果（耗时：0.0546秒） [XML]
Rebase array keys after unsetting elements
...'a', 'b', 'c', 'd');
unset($array[2]);
$array = array_merge($array);
Now the $array keys are reset.
share
|
improve this answer
|
follow
|
...
typeof !== “undefined” vs. != null
...e would use the !== or === operators when comparing a value whose type is known to be a string.
– Nicolas Rinaudo
Aug 30 '13 at 7:38
|
show ...
GitHub “fatal: remote origin already exists”
...ould replace it with "github". For example $ git push origin master should now be $ git push github master.
However, if you want to see what that origin which already exists is, you can do a $ git remote -v. If you think this is there by some error, you can update it like so:
$ git remote set-url ...
Alternative to google finance api [closed]
...apikey=demo
DON'T Try Yahoo Finance API (it is DEPRECATED or UNAVAILABLE NOW).
Here is a link to previous Yahoo Finance API discussion on StackOverflow.
Here's an alternative link to Yahoo Finance API posted on
Google Code.
For beginners, you can generate a CSV with a simple API call:
http:/...
How to place the ~/.composer/vendor/bin directory in your PATH?
...thods to install Laravel to no avail. Error messages everything I try. I'm now trying the first method in the quickstart documentation, that is, via Laravel Installer, but it says to "Make sure to place the ~/.composer/vendor/bin directory in your PATH so the Laravel executable is found when you...
Pass ruby script file to rails console
... Thanks a lot that does a job! I am using Sublime Text 2 so now I will be able to trigger builds of rails classes and see output directly in IDE :)
– Haris Krajina
Apr 25 '12 at 15:04
...
How to check for a valid Base64 encoded string
...ing. I updated my question with an implementation of the solution let me know if you see any problems with it.
– Chris Mullins
Jun 10 '11 at 18:05
...
Why does ConcurrentHashMap prevent null keys and values?
...eature, which wasn't available back then (Java 5). You could use Optionals now, indeed.
– Bruno
Sep 18 '18 at 15:02
@A...
Why do we use volatile keyword? [duplicate]
... do is this,
volatile int some_int = 100; //note the 'volatile' qualifier now!
In other words, I would explain this as follows:
volatile tells the compiler that,
"Hey compiler, I'm volatile and, you
know, I can be changed by some XYZ
that you're not even aware of. That
XYZ could be ...
IntelliJ does not show project folders
...new project, IDEA is constantly "this file isn't part of the project...". Now it all makes sense.
– Jared Kipe
Oct 10 '15 at 18:38
...