大约有 40,000 项符合查询结果（耗时：0.0533秒） [XML]
Remove the string on the beginning of an URL
...u can do:
// this will replace the first occurrence of "www." and return "testwww.com"
"www.testwww.com".replace("www.", "");
// this will slice the first four characters and return "testwww.com"
"www.testwww.com".slice(4);
// this will replace the www. only if it is at the beginning
"www.testwww...
Favorite (Clever) Defensive Programming Best Practices [closed]
...t errors.
Currently, I prefer avoiding defensive programming in favor of Test Driven Development. If you catch errors quickly and externally, you don't need to muddy-up your code with defensive maneuvers, your code is DRY-er and you wind-up with fewer errors that you have to defend against.
As W...
How do I make jQuery wait for an Ajax call to finish before it returns?
...
For testing, async: false can be very useful.
– Jarrett
Sep 9 '13 at 20:14
...
Python name mangling
... only get mangled when the class definition is parsed:
>>> Foo.__test = None
>>> Foo.__test
>>> Foo._Foo__test
Traceback (most recent call last):
File "<stdin>", line 1, in <module>
AttributeError: type object 'Foo' has no attribute '_Foo__test'
Also, thos...
How to find unused/dead code in java projects [closed]
...
Use a test coverage tool to instrument your codebase, then run the application itself, not the tests.
Emma and Eclemma will give you nice reports of what percentage of what classes are run for any given run of the code.
...
How to use @Nullable and @Nonnull annotations more effectively?
...ot be null, there are further advantages:
Static code analysis tools can test the same as your IDE (e.g. FindBugs)
You can use AOP to check these assertions
This can help your code be more maintainable (since you do not need null checks) and less error-prone.
...
What is the zero for string?
...ints "true"
A string cannot be nil (but a *string can).
You can simply test
if stringId=="" {
To pass a zero string in stringID, use
k := NewKey(c, "kind", "", 0, p)
From the specification :
When memory is allocated to store a value, either through a
declaration or a call of make or ...
jQuery Ajax POST example with PHP
...ents values */
var values = $(this).serialize();
$.ajax({
url: "test.php",
type: "post",
data: values ,
success: function (response) {
// You will get response from your PHP page (what you echo or print)
},
error: function(jqXHR, textSta...
Change URL parameters
...llows you to manipulate the querystring easily.
As requested -
Goto his test page here
In firebug enter the following into the console
jQuery.param.querystring(window.location.href, 'a=3&newValue=100');
It will return you the following amended url string
http://benalman.com/code/test...
Remove duplicate elements from array in Ruby
...ich, when run, results in:
# >> Ruby v2.7.1
# >> Running each test 16 times. Test will take about 2 seconds.
# >> _mithun_sasidharan is faster than _jaredsmith by 2x ± 0.1
# >> _jaredsmith is faster than _santosh_mohanty by 4x ± 0.1 (results differ: [1, 2, 4, 5, 6, 7, 8] v...