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Regex lookahead, lookbehind and atomic groups
...
Examples
Given the string foobarbarfoo:
bar(?=bar) finds the 1st bar ("bar" which has "bar" after it)
bar(?!bar) finds the 2nd bar ("bar" which does not have "bar" after it)
(?<=foo)bar finds the 1st bar ("bar" which has "foo" before it...
Any way to Invoke a private method?
...e Manifold's @Jailbreak for direct, type-safe Java reflection:
@Jailbreak Foo foo = new Foo();
foo.callMe();
public class Foo {
private void callMe();
}
@Jailbreak unlocks the foo local variable in the compiler for direct access to all the members in Foo's hierarchy.
Similarly you can use t...
Insert a string at a specific index
...lice(0, idx) + str + this.slice(idx + Math.abs(rem));
};
var result = "foo baz".splice(4, 0, "bar ");
document.body.innerHTML = result; // "foo bar baz"
EDIT: Modified it to ensure that rem is an absolute value.
...
How do I add custom field to Python log format string?
...f:
>>> import logging
>>> logging.basicConfig(format="%(foo)s - %(message)s")
>>> logging.warning('test', extra={'foo': 'bar'})
bar - test
Also, as a note, if you try to log a message without passing the dict, then it will fail.
>>> logging.warning('test')
Tr...
What does immutable mean?
... you can't change its properties. In your first alert you aren't changing foo. You're creating a new string. This is why in your second alert it will show "foo" instead of oo.
Does it mean, when calling methods on
a string, it will return the modified
string, but it won't change the
ini...
win7 安装项目管理工具redmine2.5.1 - 开源 & Github - 清泛网 - 专注C/C++及内核技术
...rd
五、安装依赖
1、安装rmagick （我们已经下载好这个gem文件）
gem install E:\work\rmagick-2.13.1-x86-mingw32.gem
2、安装bundler
gem install bundler
3、安装其他，在redmine目录下执行：
bundle install --without devel...
Getting parts of a URL (Regex)
...
var a = document.createElement('a');
a.href = 'http://www.example.com:123/foo/bar.html?fox=trot#foo';
['href','protocol','host','hostname','port','pathname','search','hash'].forEach(function(k) {
console.log(k+':', a[k]);
});
/*//Output:
href: http://www.example.com:123/foo/bar.html?fox=trot#...
Python decorators in classes
...ething like this do what you need?
class Test(object):
def _decorator(foo):
def magic( self ) :
print "start magic"
foo( self )
print "end magic"
return magic
@_decorator
def bar( self ) :
print "normal call"
test = Test()
t...
Python multiprocessing PicklingError: Can't pickle
...vel of a module.
This piece of code:
import multiprocessing as mp
class Foo():
@staticmethod
def work(self):
pass
if __name__ == '__main__':
pool = mp.Pool()
foo = Foo()
pool.apply_async(foo.work)
pool.close()
pool.join()
yields an error almost identical ...
Defining private module functions in python
...
@AlexMartelli Isn't static void foo() as private as it gets. It is at least hidden to the linker, and the function may be removed entirely by inlining.
– user877329
Jun 18 '17 at 13:16
...