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How to expire session due to inactivity in Django?
...lf.request.session['access_key'] = access_key
self.request.session['access_token'] = access_token
self.request.session.set_expiry(set_age) #in seconds
And when using the access_key and token,
try:
key = self.request.session['access_key']
except KeyError:
age = self.request.session.get_ex...
C dynamically growing array
...
} Array;
void initArray(Array *a, size_t initialSize) {
a->array = malloc(initialSize * sizeof(int));
a->used = 0;
a->size = initialSize;
}
void insertArray(Array *a, int element) {
// a->used is the number of used entries, because a->array[a->used++] updates a->used ...
What character encoding should I use for a HTTP header?
...enchant.
message-header = field-name ":" [ field-value ]
field-name = token
field-value = *( field-content | LWS )
So, we are after field-value.
LWS = [CRLF] 1*( SP | HT )
CRLF = CR LF
CR = <US-ASCII CR, carriage return (13)>
LF = <US-...
How should one use std::optional?
...nt(std::string s); //return nullptr if fail
This requires dynamic memory allocation, worrying about ownership, etc. - always prefer one of the other two signatures above.
Another example:
class Contact
{
std::optional<std::string> home_phone;
std::optional<std::string> work...
Depend on a branch or tag using a git URL in a package.json?
...
If it helps anyone, I tried everything above (https w/token mode) - and still nothing was working. I got no errors, but nothing would be installed in node_modules or package_lock.json. If I changed the token or any letter in the repo name or user name, etc. - I'd get an error. S...
Virtual Memory Usage from Java under Linux, too much memory used
...is last item is either a file or "anon", which indicates a block of memory allocated via mmap.
Starting from the top, we have
The JVM loader (ie, the program that gets run when you type java). This is very small; all it does is load in the shared libraries where the real JVM code is stored.
A bun...
What does template mean?
...emplate template parameter.
template<template<typename T> class AllocatePolicy>
struct Pool {
void allocate(size_t n) {
int *p = AllocatePolicy<int>::allocate(n);
}
};
// pass the template "allocator" as argument.
template<typename T>
struct allocator { st...
what is the difference between ?:, ?! and ?= in regex?
...pply q(?=u)i to quit. The lookahead is positive and is followed by another token. Again, q matches q and u matches u. Again, the match from the lookahead must be discarded, so the engine steps back from i in the string to u. The lookahead was successful, so the engine continues with i. But i cannot ...
Counting Line Numbers in Eclipse [closed]
...use a batch file with the following script:
@echo off
SET count=1
FOR /f "tokens=*" %%G IN ('dir "%CD%\src\*.java" /b /s') DO (type "%%G") >> lines.txt
SET count=1
FOR /f "tokens=*" %%G IN ('type lines.txt') DO (set /a lines+=1)
echo Your Project has currently totaled %lines% lines of code.
...
tinyxml XML解析库下载（tinyxml2.h 和 tinyxml2.cpp） - 源码下载 - 清泛...
...>
# include <cstdarg>
#endif
/*
TODO: intern strings instead of allocation.
*/
/*
gcc:
g++ -Wall -DDEBUG tinyxml2.cpp xmltest.cpp -o gccxmltest.exe
Formatting, Artistic Style:
AStyle.exe --style=1tbs --indent-switches --break-closing-brackets --indent-preproce...