大约有 22,000 项符合查询结果(耗时:0.0283秒) [XML]
Doctrine2: Best way to handle many-to-many with extra columns in reference table
...was already created and used as a many to many. We realized that we needed extra fields in our many to many so we created a different entity. The trouble is, with existing data, and an existing table with the same name, it doesn't seem to want to be friends. Has anyone tried this before?
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TypeError: 'str' does not support the buffer interface
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If you use Python3x then string is not the same type as for Python 2.x, you must cast it to bytes (encode it).
plaintext = input("Please enter the text you want to compress")
filename = input("Please enter the desired filename")
with gzip.open(filen...
Pad a number with leading zeros in JavaScript [duplicate]
... or at least not completely; it treats them as if their value is the empty string. Thus you get a copy of the zero character (or whatever "z" is) between each of the array elements; that's why there's a + 1 in there.
Example usage:
pad(10, 4); // 0010
pad(9, 4); // 0009
pad(123, 4); ...
Error: The processing instruction target matching “[xX][mM][lL]” is not allowed
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If your XML message is stored as a String, you can try doing a trim() on the String before passing it to your SAX Parser. For some reason I was getting XML responses that introduced extra white space at the start, which resulted in the above Xerces error when...
How do I create and access the global variables in Groovy?
...he @Field annotation.
import groovy.transform.Field
var1 = 'var1'
@Field String var2 = 'var2'
def var3 = 'var3'
void printVars() {
println var1
println var2
println var3 // This won't work, because not in script scope.
}
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Restful API service
...l ResultReceiver receiver = intent.getParcelableExtra("receiver");
String command = intent.getStringExtra("command");
Bundle b = new Bundle();
if(command.equals("query") {
receiver.send(STATUS_RUNNING, Bundle.EMPTY);
try {
// get some d...
How do you bind an Enum to a DropDownList control in ASP.NET?
...s and getNames return the same, the first like objects and the second like string. The definition of the enum is like this: public enum eResult { Right = 1, NoncontrolledError = 2,}
– Javiere
Jun 26 '13 at 11:27
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jQuery removing '-' character from string
I have a string "-123445". Is it possible to remove the '-' character from the string?
3 Answers
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Can lambda functions be templated?
...n a templated class or function.
#include <iostream>
#include <string>
using namespace std;
template<typename T>
void boring_template_fn(T t){
auto identity = [](decltype(t) t){ return t;};
std::cout << identity(t) << std::endl;
}
int main(int argc, char *...
Add text to Existing PDF using Python
...eate a new pdf containing your text to add using ReportLab, save this as a string object
read the string object using PdfFileReader(), we'll call this text
create a new PDF object using PdfFileWriter(), we'll call this output
iterate through input and apply .mergePage(*text*.getPage(0)) for each pag...