大约有 30,000 项符合查询结果（耗时：0.0552秒） [XML]
Spring Java Config: how do you create a prototype-scoped @Bean with runtime arguments?
...type-scoped bean with constructor arguments that are only obtainable at runtime. Consider the following code example (simplified for brevity):
...
How to shorten my conditional statements
...ided at all costs (see the comments on this answer). If you share their sentiment, you should stick to the .indexOf(...) >= 0 solution.
A little longer explanation:
Integers in JavaScript are signed, which means that the left-most bit is reserved as the sign bit; a flag to indicate whether th...
Declare a constant array
...Go:
Constants in Go are just that—constant. They are created at compile time, even when defined as locals in functions, and can only be numbers, characters (runes), strings or booleans. Because of the compile-time restriction, the expressions that define them must be constant expressions, evaluat...
How can I troubleshoot my Perl CGI script?
...lly creates variables when
you first use them. This is a feature, but sometimes can
cause bugs if you mistype a variable name. The pragma
use strict will help you find those sorts of
errors. It's annoying until you get used to it, but your
programming will improve significantly after awhile and
y...
Team Build Error: The Path … is already mapped to workspace
...
This answer had been given a few times already, with more explanation, in a couple times years ago.
– Andrew Barber
Nov 5 '14 at 19:27
...
is there a css hack for safari only NOT chrome?
...background-color:#CCCCCC;
}
To cover more versions, 6.1 and up, at this time you have to use the next pair of css hacks. The one for 6.1-10.0 to go with one that handles 10.1 and up.
So then -- here is one I worked out for Safari 10.1+:
The double media query is important here, don't remove it.
/...
Embedding DLLs in a compiled executable
...AppData is good location). Also note that you have to write the bytes each time, you cant load from location just 'cos the dll already resides there.
For managed dlls, you need not write bytes, but directly load from the location of the dll, or just read the bytes and load the assembly from memory....
How can I format a decimal to always show 2 decimal places?
...> '{0:.2f}'.format(pi)
'3.14'
The documentation can be a bit obtuse at times, so I recommend the following, easier readable references:
the Python String Format Cookbook: shows examples of the new-style .format() string formatting
pyformat.info: compares the old-style % string formatting with t...
Open multiple Eclipse workspaces on the Mac
How can I open multiple Eclipse workspaces at the same time on the Mac?
19 Answers
19
...
HTML input - name vs. id [duplicate]
...f the name and id attributes especially that I found that they are sometimes named the same?
13 Answers
...