StringAn ordered sequence, a collection of charactersSequence of characters using single quotation marks, double quotation marks, and triple quotation marksThe string is an immutable object, and the merged string we see actually returns a value that
byte order
Concept
the key points to be explained in the concept:
The concept of small and big endian in the host byte-order. Big and small ends are concepts that are stored on the host with a multibyte integer.
network byte order, when a
Some time ago there is a station, the news system needs the third party to push itself. After finding the JS code. Chain took to find is garbled.
That is, you need to link a section of JS and then replace a previously written news page. Directly in
Turn from: Baidu Security Lab xteam http://xteam.baidu.com/?p=177Vulnerability overviewThis vulnerability presents two storage-type XSS using different truncation methods, one for special character truncation, one for database field length
Python string, list, tuples, set, dictionary method, python stringList
1. L. append (object)-> None
Add a single element at the end of the list. Any type is acceptable, including list or tuples.
2. L. extend (iterable)-> None
Add multiple elements
[Time: 2018-07] [Status: Open][Key words: Linux, WC, split, wildcard, escape character, Linux command]0 IntroductionThe purpose of this article is not to learn, just to strengthen the memory, so that the next time can be used directly without a
Lists List1, L.append (object), NoneAdd a single element at the end of the list, any type can, including lists or tuples, etc.2, L.extend (iterable), NoneAdd multiple elements at the end of a list as a sequence3, L.insert (Index, object), NoneAdd an
Chapter One data types and lists1.1 Space occupied by data typeUse the-wall-wstict-prototypes option when compiling the kernel to prevent many errors from occurringBasic data types used by the kernelint standard C language integer typeU32 32-bit
About the Unicode character set(2011-10-20 20:54:03) The initial Unicode encoding is a fixed-length, 16-bit, or 22-byte representation of a character, which can represent a total of 65,536 characters. Obviously, it is not enough to represent all the
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