大约有 31,100 项符合查询结果（耗时：0.0355秒） [XML]
ES6 class variable alternatives
... true class variable you'd want to do something like the following:
class MyClass {}
MyClass.foo = 'bar';
From within a class method that variable can be accessed as this.constructor.foo (or MyClass.foo).
These class properties would not usually be accessible from to the class instance. i.e. My...
File name? Path name? Base name? Naming standard for pieces of a path
I keep getting myself in knots when I am manipulating paths and file names, because I don't have a common naming system that I use.
...
Why do I need to do `--set-upstream` all the time?
...g the syntax for git branch --set-upstream 1 is to do:
git push -u origin my_branch
... the first time that you push that branch. Or, to push to the current branch to a branch of the same name (handy for an alias):
git push -u origin HEAD
You only need to use -u once, and that sets up the asso...
String formatting named parameters?
...tring formatting method.
print('<a href="{0}">{0}</a>'.format(my_url))
which saves you from repeating the argument, or
print('<a href="{url}">{url}</a>'.format(url=my_url))
if you want named parameters.
print('<a href="{}">{}</a>'.format(my_url, my_url))
...
What exactly does Perl's “bless” do?
...
In general, bless associates an object with a class.
package MyClass;
my $object = { };
bless $object, "MyClass";
Now when you invoke a method on $object, Perl know which package to search for the method.
If the second argument is omitted, as in your example, the current package/cla...
Solving a “communications link failure” with JDBC and MySQL [duplicate]
I'm trying to connect to the local MySQL server but I keep getting an error.
25 Answers
...
could not resolve host github.com error while cloning remote repository in git
...ote repository on Github and I am trying to clone the remote repository on my local machine. While cloning I am providing the clone URL & target folder.
...
Proper Repository Pattern Design in PHP?
...
I thought I'd take a crack at answering my own question. What follows is just one way of solving the issues 1-3 in my original question.
Disclaimer: I may not always use the right terms when describing patterns or techniques. Sorry for that.
The Goals:
Create a...
MySQL Error 1153 - Got a packet bigger than 'max_allowed_packet' bytes
I'm importing a MySQL dump and getting the following error.
14 Answers
14
...
Best practice to run Linux service as a different user
Services default to starting as root at boot time on my RHEL box. If I recall correctly, the same is true for other Linux distros which use the init scripts in /etc/init.d .
...