大约有 47,000 项符合查询结果（耗时：0.0631秒） [XML]
p vs puts in Ruby
...ject, while puts does not. 1.9.3p125 :002 > (p "foo").class "foo" => String 1.9.3p125 :003 > (puts "foo").class foo => NilClass
– Darren Cheng
Nov 21 '12 at 22:15
2
...
How do you uninstall all dependencies listed in package.json (NPM)?
...I have a package.json file defined in my application root and run npm install -g it will install all the dependencies defined in package.json, globablly.
...
w3wp process not found
...
w3wp.exe won't show in the running process' unless there is actually an instance of the web application running.
Try to access your web page first, when it is displayed for the first time, try to attach your debugger. The process should now show up.
...
Is there a Java equivalent or methodology for the typedef keyword in C++?
...ss you would like to typedef, e.g.:
public class MyMap extends HashMap<String, String> {}
share
|
improve this answer
|
follow
|
...
Reuse a parameter in String.format?
.... The first argument is referenced by "1$", the second by "2$", etc.
String.format("%1$s %1$s %1$s %1$s %1$s %1$s", hello);
share
|
improve this answer
|
follow
...
How do I check that a number is float or integer?
...
Careful, this will also return true for an empty string, a string representing an integral number, true, false, null, an empty array, an array containing a single integral number, an array containing a string representing an integral number, and maybe more.
...
Why should I capitalize my SQL keywords? [duplicate]
Simple question. I personally find a string of lowercase characters to be more readable than a string of uppercase characters. Is some old/popular flavor of SQL case-sensitive or something?
...
How to set selected item of Spinner by value, not by position?
...To find and compare the position of "some value" in the Spinner use this:
String compareValue = "some value";
ArrayAdapter<CharSequence> adapter = ArrayAdapter.createFromResource(this, R.array.select_state, android.R.layout.simple_spinner_item);
adapter.setDropDownViewResource(android.R.layou...
What does the “static” modifier after “import” mean?
...classes. Where I used to have to do this:
import org.apache.commons.lang.StringUtils;
.
.
.
if (StringUtils.isBlank(aString)) {
.
.
.
I can do this:
import static org.apache.commons.lang.StringUtils.isBlank;
.
.
.
if (isBlank(aString)) {
...
How to correctly sort a string with a number inside? [duplicate]
I have a list of strings containing numbers and I cannot find a good way to sort them.
For example I get something like this:
...