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Function for Factorial in Python
...The concept used here is called recursion ( en.wikipedia.org/wiki/Recursion_(computer_science) ) - a function calling itself is perfectly fine and often useful.
– schnaader
Nov 7 '14 at 10:06
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Is there a way to “autosign” commits in Git with a GPG key?
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Note: if you don't want to add -S all the time to make sure your commits are signed, there is a proposal (branch 'pu' for now, December 2013, so no guarantee it will make it to a git release) to add a config which will take care of that option for you.
Update...
Check if database exists in PostgreSQL using shell
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(4 rows)
Using the naive approach means that searching for a database called "List, "Access" or "rows" will succeed. So we pipe this output through a bunch of built-in command line tools to only search in the first column.
The -t flag removes headers and footers:
my_db | my_user | UTF...
Hibernate error - QuerySyntaxException: users is not mapped [from users]
I'm trying to get a list of all the users from "users" table and I get the following error:
18 Answers
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AngularJS: How can I pass variables between controllers?
...Do',[])
.service('dataService', function() {
// private variable
var _dataObj = {};
// public API
this.dataObj = _dataObj;
})
.controller('One', function($scope, dataService) {
$scope.data = dataService.dataObj;
})
.controller('Two', function($scope, dataService) {
$scope.data = dat...
Ubuntu says “bash: ./program Permission denied” [closed]
I am running Ubuntu on computer 1 and computer 2. I compiled a C++ program on computer 1, and I can execute it from the terminal using ./program_name . It runs fine.
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Where does Visual Studio look for C++ header files?
I checked out a copy of a C++ application from SourceForge (HoboCopy, if you're curious) and tried to compile it.
6 Answers...
What is an unsigned char?
...d since I posted this, you're better off using int8_t and uint8_t if you really want to represent small integers.
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check if jquery has been loaded, then load it if false
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I believe appending a script tag to body works in all browsers.
– Steven Lu
Jan 6 '13 at 21:26
3
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How do I insert NULL values using PDO?
...akes a variable, to reference, and doesn't pull in a value at the time of calling bindParam. I found this in a comment on the php docs:
bindValue(':param', null, PDO::PARAM_INT);
EDIT: P.S. You may be tempted to do this bindValue(':param', null, PDO::PARAM_NULL); but it did not work for everybody...