大约有 3,300 项符合查询结果(耗时:0.0185秒) [XML]
Is there a TRY CATCH command in Bash
...mplementation in bash, that allows you to write code like:
try
echo 'Hello'
false
echo 'This will not be displayed'
catch
echo "Error in $__EXCEPTION_SOURCE__ at line: $__EXCEPTION_LINE__!"
You can even nest the try-catch blocks inside themselves!
try {
echo 'Hello'
t...
What are type lambdas in Scala and what are their benefits?
... to yield a value of type String => String
scala> world(x => foo("hello", x))
res0: String = hello world
// TYPE LEVEL
// Foo has a kind (*, *) -> *
scala> type Foo[A, B] = Map[A, B]
defined type alias Foo
// World wants a parameter of kind * -> *
scala> type World[M[_]] = M...
Javascript object Vs JSON
...N.stringify({
foo: new Date(),
blah: function () {
alert('hello');
}
}); // returns the string "{"foo":"2011-11-28T10:21:33.939Z"}"
For parsing a JSON string, is the method below recommended? var javascriptObj = JSON.parse(jSonString);
Yes, but older browsers don't support...
How To Set Text In An EditText
...ethods, so you can set it just like a regular TextView:
editText.setText("Hello world!");
editText.setText(R.string.hello_world);
share
|
improve this answer
|
follow
...
What is the best way to use a HashMap in C++?
...t main(int argc, char **argv)
{
std::map<std::string, int> m;
m["hello"] = 23;
// check if key is present
if (m.find("world") != m.end())
std::cout << "map contains key world!\n";
// retrieve
std::cout << m["hello"] << '\n';
std::map<std::string, int>:...
Java equivalent to Explode and Implode(PHP) [closed]
... String.split and StringUtils.join methods.
Explode :
String[] exploded="Hello World".split(" ");
Implode :
String imploded=StringUtils.join(new String[] {"Hello", "World"}, " ");
Keep in mind though that StringUtils is in an external library.
...
Keep CMD open after BAT file executes
...s for the user to close it. Below is the simple example
start cmd /k echo Hello, World!
What I did use in my case
start cmd /k cordova prepare
Update
You could even have a title for this by using
start "My Title" echo Hello, World!
...
What is the coolest thing you can do in
... on screen, fly around, knock on the screen to get your attention, and say hello.
agentName = "Merlin"
agentPath = "c:\windows\msagent\chars\" & agentName & ".acs"
Set agent = CreateObject("Agent.Control.2")
agent.Connected = TRUE
agent.Characters.Load agentName, agentPath
Set character = ...
Regular expression search replace in Sublime Text 2
...
By the way, in the question above:
For:
Hello, my name is bob
Find part:
my name is (\w)+
With replace part:
my name used to be \1
Would return:
Hello, my name used to be b
Change find part to:
my name is (\w+)
And replace will be what you expect:
He...
Can Android Studio be used to run standard Java projects?
... I can confirm this works in Android Studio 0.8.14. I used a basic Hello World project, and added a Custom class containing a main method. I deleted the MainActivity.java file. At step 2, I needed to disclose the More Modules pane (bottom left of the Create New Module window) and scroll down...