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How do I get the localhost name in PowerShell?
...~~~~~~~~~~ + CategoryInfo : ObjectNotFound: (env:COMPUTERNAME:String) [], CommandNotFoundException + FullyQualifiedErrorId : CommandNotFoundException
– mathisfun
Mar 14 '18 at 12:21
...
Haskell Type vs Data Constructor
...e to you.
Intermission
If you'd want to construct a binary tree to store Strings, you could imagine doing something like
data SBTree = Leaf String
| Branch String SBTree SBTree
What we see here is a type SBTree that contains two data constructors. In other words, there are two funct...
“Items collection must be empty before using ItemsSource.”
...ou caught the error yet? -->
</ItemsControl>
The bug? The extra > after the initial opening <ItemsControl> tag! The < got applied to the built-in Items collection. When the DataContext was later set, instant crashola. So look out for more than just errors surround you...
Converting from Integer, to BigInteger
....g.,
BigInteger bi = BigInteger.valueOf(myInteger.intValue());
Making a String first is unnecessary and undesired.
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How do you represent a JSON array of strings?
...nts are always ignored by any JSON parser.
And value is an object, array, string, number, bool or null:
So yeah, ["a", "b"] is a perfectly valid JSON, like you could try on the link Manish pointed.
Here are a few extra valid JSON examples, one per block:
{}
[0]
{"__comment": "json doesn't accept...
How to remove the hash from window.location (URL) with JavaScript without page refresh?
...
Use this line to make sure you don't lose the query string: history.pushState("", document.title, window.location.pathname + window.location.search);
– Phil Kulak
Mar 13 '12 at 15:56
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Which @NotNull Java annotation should I use?
...get({FIELD, METHOD, PARAMETER, LOCAL_VARIABLE})
public @interface NotNull {String value() default "";}
package javax.annotation;
@TypeQualifier
@Retention(RUNTIME)
public @interface Nonnull {
When when() default When.ALWAYS;
static class Checker implements TypeQualifierValidator<Nonnu...
discuz插件开发新手入门 - 更多技术 - 清泛网 - 专注C/C++及内核技术
...成1后 工具->清理缓存 然后刷新下页面就出现好多 类似string global_usernav_extra1的东西 这就是锚点，也是插件可以利用的点。
好了下面开始做插件：
后台 ->应用 ->设计新插件
提交后 请在插件管理中 启用即可
然后点击 设计...
How do I make an attributed string using Swift?
...user input just fine, but I need to add a lower case "g" on the end of the string that is formatted differently from the updating numbers. The "g" needs to be attached to the numbers so that as the number size and position changes, the "g" "moves" with the numbers. I'm sure this problem has been so...
What and where are the stack and heap?
...ate a lot of data.
Responsible for memory leaks.
Example:
int foo()
{
char *pBuffer; //<--nothing allocated yet (excluding the pointer itself, which is allocated here on the stack).
bool b = true; // Allocated on the stack.
if(b)
{
//Create 500 bytes on the stack
char buffer[50...