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Kotlin中l(wèi)et、run、with、apply及also的用法和差別_java_腳本之家
1 inline fun <T> T.also(block: (T) -> Unit): T also是 T 的擴(kuò)展函數(shù),返回值與apply一致,直接返回T。also函數(shù)的用法類似于let函數(shù),將對(duì)象的上下文引用為“it”而不是“this”以及提供空安全檢查方面。 因?yàn)門作為block函數(shù)的輸入,可以使用also來(lái)訪問(wèn)屬性。所以,在不使用或不改變對(duì)象屬性的
www.dbjr.com.cn/program/3062294...htm 2025-6-6
strripos
int strripos ( string haystack, string needle [, int offset] ) Returns the numeric position of the last occurrence of needle in the haystack string. Unlike strrpos(), strripos() is case-insensitive. Also note that string positions start at 0, and not 1. Note that the needle may be a...
www.dbjr.com.cn/shouce/php5/zh/function... 2025-5-27
Illustrator(AI)模仿設(shè)計(jì)出一個(gè)逼真的色彩斑瀾的U盤實(shí)例教程_Illustrator...
In this tutorial, we’ll explain how to create a semi-realistic flash stick with gradients and simple shapes. We will make our own custom brush to create tattoo style swooshes. Also, we’ll review how to use Global Colors in Illustrator, which allows us to flexibly change the colors of a...
www.dbjr.com.cn/Illustrator/1158...html 2025-5-26
EditPlus中的正則表達(dá)式中英文使用詳解(附常用實(shí)例)_編程開發(fā)_軟件教程...
$ Expression to the left of $ matches only when it is at the end of line.For example “e$” matches an “e” that is only at the end of line.只匹配以“$”號(hào)左邊的字符為一行結(jié)束的字符。 () Affects evaluation order of expression and also used for tagged expression.標(biāo)示表達(dá)式區(qū)域 \ ...
www.dbjr.com.cn/softjc/748...html 2025-6-5
java list與數(shù)組之間的轉(zhuǎn)換詳細(xì)解析_java_腳本之家
This method also provides a convenient way to create a fixed-size list initialized to contain several elements: List<String> stooges = Arrays.asList("Larry", "Moe", "Curly"); Parameters: a - the array by which the list will be backed ...
www.dbjr.com.cn/article/410...htm 2025-6-7
Linux系統(tǒng)如何安裝和使用shell編寫的工具supportconfig_LINUX_操作...
You can also upload the tar ball to ftp.novell.com/incoming, or just use supportconfig -ur 《srnum》, to upload the tar ball automatically. If you cannot attach the tar ball to the SR, then email it to the engineer. === 其他常用用法: //以最小選項(xiàng)搜集所需的信息 # supportconfig -...
www.dbjr.com.cn/LINUXjishu/3430...html 2025-6-4
BIND 9.x Remote DNS Cache Poisoning Flaw Exploit (c) _Exploit_網(wǎng) ...
" chance of successful poisoning, but also the attack time\n" " <repl-per-attempt> Number of spoofed replies to send per attempt, more replies\n" " increase the chance of successful poisoning but, but also\n" " the rate of packet loss\n" ...
www.dbjr.com.cn/hack/57...html 2025-6-9
phpinfo
Also, phpinfo() is a valuable debugging tool as it contains all EGPCS (Environment, GET, POST, Cookie, Server) data. The output may be customized by passing one or more of the following constants bitwise values summed together in the optional what parameter. One can also combine the ...
www.dbjr.com.cn/shouce/php5/zh/function... 2025-5-26
Python學(xué)習(xí)筆記之字符串和字符串方法實(shí)例詳解_python_腳本之家
本文實(shí)例講述了Python學(xué)習(xí)筆記之字符串和字符串方法。分享給大家供大家參考,具體如下: 字符串 在python 中,字符串的變量類型顯示為str。你可以使用雙引號(hào)"或單引號(hào)'定義字符串 定義字符串 1 2 3 4 5 my_string='this is a string!' my_string2="this is also a string!!!" ...
www.dbjr.com.cn/article/1681...htm 2025-6-3
9. 類 Classes
thenMyClass.iandMyClass.fare valid attribute references, returning an integer and a method object, respectively. Class attributes can also be assigned to, so you can change the value ofMyClass.iby assignment.__doc__is also a valid attribute, returning the docstring belonging to the class:"A...
www.dbjr.com.cn/shouce/python/python_cn... 2025-6-3