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Which regular expression operator means 'Don't' match this character?
...mer: don't match a, b, c or 0: [^a-c0]
The latter: match any three-letter string except foo and bar:
(?!foo|bar).{3}
or
.{3}(?<!foo|bar)
Also, a correction for you: *, ? and + do not actually match anything. They are repetition operators, and always follow a matching operator. Thus, a+ means...
Self-references in object literals / initializers
...d destroying a temporary function, adding complexity; and either leaves an extra property on the object or [if you delete that property] impacts the performance of subsequent property accesses on that object.)
If you need it to all be within one expression, you can do that without the temporary pro...
c++ boost库 序列化与反序列化 - C/C++ - 清泛网 - 专注C/C++及内核技术
...
#ifndef STRUCT_SAVE_LOAD_H_
#define STRUCT_SAVE_LOAD_H_
//
#include <string>
#include <fstream>
//
#include "boost/archive/text_iarchive.hpp"
#include "boost/archive/text_oarchive.hpp"
#include "boost/archive/xml_iarchive.hpp"
#include "boost/archive/xml_oarchive.hpp"
#include "boost/se...
std::vector find查找方法 - C/C++ - 清泛网 - 专注C/C++及内核技术
std::vector find查找方法std::vector<std::string> vecTest;std::string findStr("test");bool found = std::find(vecTest.begin(), vecTest.end(), findStr...std::vector<std::string> vecTest;
std::string findStr("test");
bool found = std::find(vecTest.begin(), vecTest.end(), findStr) != vecTest.end(...
c++ boost库 序列化与反序列化 - c++1y / stl - 清泛IT社区，为创新赋能！
...
#ifndef STRUCT_SAVE_LOAD_H_
#define STRUCT_SAVE_LOAD_H_
//
#include <string>
#include <fstream>
//
#include "boost/archive/text_iarchive.hpp"
#include "boost/archive/text_oarchive.hpp"
#include "boost/archive/xml_iarchive.hpp"
#include "boost/archive/x...
ASP.NET MVC Relative Paths
... HttpContext context;
object writeLock = new object();
StringBuilder sb = new StringBuilder();
Regex eofTag = new Regex("</html>", RegexOptions.IgnoreCase | RegexOptions.Compiled);
Regex rootTag = new Regex("/_AppRoot_", RegexOptions.IgnoreCase | RegexOptio...
Convert integer to string Jinja
...
I found the answer.
Cast integer to string:
myOldIntValue|string
Cast string to integer:
myOldStrValue|int
share
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improve this answer
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...
Git push branch from one remote to another?
...
Due to the extra HEAD branch being created in the previous answer, the cleanest way I found to do this is to clone into a bare repository and then push all branches to the remote as follows:
git clone --bare <from-repository>
cd ...
How can javascript upload a blob?
...cond argument for a FormData.append call, trying to get the blob data as a string by getting the values at URL.createObjectURL(myBlob) which turned out nasty and crashed my machine.
Now, if you happen to attempt those or more and still find you're unable to upload your blob, it could mean the probl...
How to iterate over a JavaScript object?
...ts and their properties.
If you want to do it "in chunks", the best is to extract the keys in an array. As the order isn't guaranteed, this is the proper way. In modern browsers, you can use
let keys = Object.keys(yourobject);
To be more compatible, you'd better do this :
let keys = [];
for (...