大约有 44,000 项符合查询结果（耗时：0.0381秒） [XML]
Handling the window closing event with WPF / MVVM Light Toolkit
...cept complexity by using a more elaborate pattern with more indirection (5 extra lines of XAML plus Command pattern).
The "zero code-behind" mantra is not the goal in itself, the point is to decouple ViewModel from the View. Even when the event is bound in code-behind of the View, the ViewModel do...
Using Build Flavors - Structuring source folders and build.gradle correctly
... applicationId "zuul.com.android.devel"
buildConfigField 'String', 'HOST', '"http://192.168.1.34:3000"'
}
prod {
applicationId "zuul.com.android"
buildConfigField 'String', 'HOST', '"http://api.zuul.com"'
}
}
}
As an exampl...
How to disable margin-collapsing?
...) entail using a 1px border or 1px padding. I find this unacceptable: the extraneous pixel complicates calculations for no good reason. Is there a more reasonable way to disable this margin-collapsing?
...
Remove the last line from a file in Bash
...ith the extension provided as a parameter. Since the parameter is an empty string, no backup file is created. -e tells sed to execute a command. The command $ d means: find the last line ($) and delete it (d).
– Krzysztof Szafranek
Mar 3 '19 at 14:05
...
What's the difference between Task.Start/Wait and Async/Await?
...he calling thread will not block and continue executing.
static void Main(string[] args)
{
WriteOutput("Program Begin");
// DoAsTask();
DoAsAsync();
WriteOutput("Program End");
Console.ReadLine();
}
static void DoAsTask()
{
WriteOutput("1 - Starting");
var t = Task.Fact...
Can't install Ruby under Lion with RVM – GCC issues
....1), but after installing readline rvm pkg install readline and passing an extra parameter rvm install 1.9.3 --with-gcc=clang --with-readline-dir=$rvm_path/usr it installed successfully.
– leandro
Nov 27 '11 at 13:01
...
How to create a inset box-shadow only on one side?
...off. (Here is screen shot goo.gl/aO8ZX) I have try it myself and used some extra div to hide the shadow... jsfiddle.net/KFrun/19
– Fabian N.
Jul 10 '13 at 14:40
...
Can you give a Django app a verbose name for use throughout the admin?
... the sense that it only effects what's shown to the user. It's the literal string used to name the table in the database, which requires a schema migration if you're changing an existing model.
– Cerin
Apr 11 '12 at 16:14
...
Designing function f(f(n)) == -n
...oof of why such a function can't exist, for all numbers, if it doesn't use extra information(except 32bits of int):
We must have f(0) = 0. (Proof: Suppose f(0) = x. Then f(x) = f(f(0)) = -0 = 0. Now, -x = f(f(x)) = f(0) = x, which means that x = 0.)
Further, for any x and y, suppose f(x) = y. We w...
Reference requirements.txt for the install_requires kwarg in setuptools setup.py file
...
It can't take a file handle. The install_requires argument can only be a string or a list of strings.
You can, of course, read your file in the setup script and pass it as a list of strings to install_requires.
import os
from setuptools import setup
with open('requirements.txt') as f:
requi...