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Convert string to variable name in python [duplicate]
... @horns: What variable here has a name that is a reserved keyword?
– HelloGoodbye
Jul 5 '16 at 17:06
@ho...
error C2440: \'initializing\' : cannot convert from \'char *\' to \'co...
...printchar(string &line)
{
istringstream iss(line);
string word;
while(iss>>word)
for(vector<string>::const_iterator itbegin=word.begin(),itend=word.end();itbegin != itend; ++itbegin)
cout<<*itbegin<<endl;
}
解决方法：标准库string对象可...
How do I pass an extra parameter to the callback function in Javascript .filter() method?
...
Make startsWith accept the word to compare against and return a function which will then be used as filter/callback function:
function startsWith(wordToCompare) {
return function(element) {
return element.indexOf(wordToCompare) === 0;
...
Elegant Python function to convert CamelCase to snake_case?
...code_xyz
Snake case to camel case
name = 'snake_case_name'
name = ''.join(word.title() for word in name.split('_'))
print(name) # SnakeCaseName
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Get key by value in dictionary
...
Would you find a word in a dictionary based on its definition? NOPE. @Tropicalrambler
– Jossie Calderon
Jun 5 at 0:55
...
How to replace all occurrences of a string?
...is not one I'm happy with. Since the question involved replaceing a single word, it's incredible nobody thought of using word boundaries (\b)
'a cat is not a caterpillar'.replace(/\bcat\b/gi,'dog');
//"a dog is not a caterpillar"
This is a simple regex that avoids replacing parts of words in most...
How do I convert CamelCase into human-readable names in Java?
...tages.
String name =
camelName.replaceAll("([A-Z][a-z]+)", " $1") // Words beginning with UC
.replaceAll("([A-Z][A-Z]+)", " $1") // "Words" of only UC
.replaceAll("([^A-Za-z ]+)", " $1") // "Words" of non-letters
.trim();
It passes all the test cases ab...
Command substitution: backticks or dollar sign / paren enclosed? [duplicate]
...n.
I'd say that it depends on what you're trying to accomplish; in other words, whether you're using escaped characters along with command substitution or not.
Side question: Is it bad practice to use both forms in one script, for example when nesting command substitutions?
Well, it might ma...
Windows recursive grep command-line
...fied range
\x Escape: literal use of metacharacter x
\<xyz Word position: beginning of word
xyz\> Word position: end of word
For full information on FINDSTR regular expressions refer to the online Command
Reference.
...
django MultiValueDictKeyError error, how do I deal with it
...
Another thing to remember is that request.POST['keyword'] refers to the element identified by the specified html name attribute keyword.
So, if your form is:
<form action="/login/" method="POST">
<input type="text" name="keyword" placeholder="Search query">
...