大约有 40,000 项符合查询结果（耗时：0.0727秒） [XML]
Illegal string offset Warning PHP
...ad the strage content like this. array(2) { ["host"]=> string(9) "127.0.0.1" ["port"]=> string(5) "11211" } string(5) "m_prefix" PHP 5.4 now $xx['host'] threw the warning correctly.
– thesonix
Mar 26 '12 at 9:17
...
sprintf like functionality in Python
I would like to create a string buffer to do lots of processing, format and finally write the buffer in a text file using a C-style sprintf functionality in Python. Because of conditional statements, I can’t write them directly to the file.
...
Getting “bytes.Buffer does not implement io.Writer” error message
I'm trying to have some Go object implement io.Writer, but writes to a string instead of a file or file-like object. I thought bytes.Buffer would work since it implements Write(p []byte) . However when I try this:
...
How do I check two or more conditions in one ?
...answered Dec 2 '11 at 11:44
olly_ukolly_uk
10.2k33 gold badges3737 silver badges4545 bronze badges
...
C++ Tuple vs Struct
...ple.
struct StructData {
int X;
int Y;
double Cost;
std::string Label;
bool operator==(const StructData &rhs) {
return std::tie(X,Y,Cost, Label) == std::tie(rhs.X, rhs.Y, rhs.Cost, rhs.Label);
}
bool operator<(const StructData &rhs) {
return...
How to use mod operator in bash?
... answered Mar 31 '14 at 4:06
h__h__
81588 silver badges1818 bronze badges
...
How do I associate a Vagrant project directory with an existing VirtualBox VM?
...othername".
Stop the machine from provisioning:
Create a file named action_provision in the same dir as the id file, set it's contents to: 1.5:{id} replacing {id} with the id found in step 1.
Setup a new public/private key:
Vagrant uses a private key stored in .vagrant/machines/default/virtualbox/...
lexers vs parsers
...language pieces they find.
Lexers attach meaning by classifying lexemes (strings of symbols from the input) as the particular tokens. E.g. All these lexemes: *, ==, <=, ^ will be classified as "operator" token by the C/C++ lexer.
Parsers attach meaning by classifying strings of tokens from the ...
What is the difference between parseInt() and Number()?
How do parseInt() and Number() behave differently when converting strings to numbers?
10 Answers
...
Iterate through a HashMap [duplicate]
...
The for (Map.Entry<String, Object> cursor : map.entrySet()) {...} syntax is much better.
– Chad Okere
Jan 28 '12 at 17:29
...