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How to get a substring of text?
...
Use String#slice, also aliased as [].
a = "hello there"
a[1] #=> "e"
a[1,3] #=> "ell"
a[1..3] #=> "ell"
a[6..-1] #=> "there"
a[-3,2] #=>...
Updating address bar with new URL without hash or reloading the page
...he MDN docs.
TL;DR, you can do this:
window.history.pushState("object or string", "Title", "/new-url");
See my answer to Modify the URL without reloading the page for a basic how-to.
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imp...
JSON.parse vs. eval()
...except that the line right before that verifies that it's a safe and valid string.
– nickf
Apr 20 '10 at 22:56
6
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Java SafeVarargs annotation, does a standard or best practice exist?
...nts go here)... }.
This works well when the varargs type is concrete like String.... When it's a type variable like T..., it also works when T is known to be a concrete type for that call. e.g. if the method above were part of a class Foo<T>, and you have a Foo<String> reference, then c...
Qt c++ aggregate 'std::stringstream ss' has incomplete type and cannot be defined
I have this function in my program that converts integers to strings:
2 Answers
2
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How to handle screen orientation change when progress dialog and background thread active?
...="orientation|screenSize"
so it looks like
<activity android:label="@string/app_name"
android:configChanges="orientation|screenSize|keyboardHidden"
android:name=".your.package">
The matter is that the system destroys the activity when a change in the configuration occurs...
What is the difference between Culture and UICulture?
...Console.WriteLine(date); // 02.01.2000 00:00:00
Console.WriteLine(number.ToString("C")); // 12.345,68 €
Thread.CurrentThread.CurrentCulture = new CultureInfo("fr-CA");
Console.WriteLine(date); // 2000-01-02 00:00:00
Console.WriteLine(number.ToString("C")); // 12 345,68 $
Thread.CurrentThread.Cur...
Is there something like Annotation Inheritance in java?
...ame question.
@interface Animal {
boolean fluffy() default false;
String name() default "";
}
@Extends(Animal.class)
@Animal(fluffy = true)
@interface Pet {
String name();
}
@Extends(Pet.class)
@interface Cat {
@AliasFor("name")
String value();
}
@Extends(Pet.class)
@interfac...
How to write a simple Html.DropDownListFor()?
...ass:
public class Color
{
public int ColorId { get; set; }
public string Name { get; set; }
}
And let's say that you have the following model:
public class PageModel
{
public int MyColorId { get; set; }
}
And, finally, let's say that you have the following list of colors. They coul...
10 条真心有趣的 Linux 命令 - 创意 - 清泛网 - 专注C/C++及内核技术
...会限制一个句子的输出长度。
# fortune -s
3.yes
# yes <string>
这个命令会不停打印字符串，直到用户把这进程给结束掉。
# yes unixmen
4.figlet
这个命令可以用apt-get安装，安装之后，在/usr/share/figlet可以看到一些ascii字体文件...