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C++ unordered_map using a custom class type as the key
...rrides operator(), or as a specialization of std::equal, or – easiest of all – by overloading operator==() for your key type (as you did already).
The difficulty with the hash function is that if your key type consists of several members, you will usually have the hash function calculate hash ...
How to access command line parameters?
...he command line. fn main() is only shown with an empty parameter list in all examples.
11 Answers
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How do I filter ForeignKey choices in a Django ModelForm?
... can populate the validation data by making using the super(...).__init__ call in your overridden method. If you are making several of these queryset changes its a lot more elegant to package them by overriding the init method.
– michael
Aug 7 '09 at 4:53
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How to install plugins to Sublime Text 2 editor?
How to install plugins to the Sublime Text editor?
8 Answers
8
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ASP.Net error: “The type 'foo' exists in both ”temp1.dll“ and ”temp2.dll"
...ay fail with a CS0433 error: type exists in multiple DLL's. The DLL's are all generated DLL's residing in the "Temporary ASP.NET Files" directory.
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How to list files in a directory in a C program?
...le for POSIX compliant systems :
/*
* This program displays the names of all files in the current directory.
*/
#include <dirent.h>
#include <stdio.h>
int main(void) {
DIR *d;
struct dirent *dir;
d = opendir(".");
if (d) {
while ((dir = readdir(d)) != NULL) {
pri...
How to stage only part of a new file with git?
...
Whoa, all that update-index and hash-object business seems overly complicated. How about this instead:
git add -N new_file
git add -i
From git help add:
-N, --intent-to-add
Record only the fact that the path will be added ...
What is the idiomatic way to compose a URL or URI in Java?
...t Mikael, have you thought of publishing it to maven central? I know its small but makes using it easier. I can't find a similar class besides in JAX-RS. The lack of dependencies is definitely a plus.
– Barry Pitman
Mar 1 '12 at 8:46
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How to trigger XDebug profiler for a command line PHP script?
...g offers the configuration directive "xdebug.profiler_enable_trigger" that allows to activate profiling by passing the GET or POST parameter "XDEBUG_PROFILE" when calling a script via HTTP. This is handy if you don't want profiling for ALL of your scripts but only for a few special cases without alw...
Python: How to ignore an exception and proceed? [duplicate]
I have a try...except block in my code and When an exception is throw. I really just want to continue with the code because in that case, everything is still able to run just fine. The problem is if you leave the except: block empty or with a #do nothing, it gives you a syntax error. I can't use con...