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Why do we always prefer using parameters in SQL statements?
... the SQL statement is not going to be the same
– marc_s
Sep 21 '11 at 20:57
1
that means sql inje...
Getting distance between two points based on latitude/longitude
...4, and is implemented in geopy. For example,
import geopy.distance
coords_1 = (52.2296756, 21.0122287)
coords_2 = (52.406374, 16.9251681)
print geopy.distance.vincenty(coords_1, coords_2).km
will print the distance of 279.352901604 kilometers using the default ellipsoid WGS-84. (You can also ch...
Run an Application in GDB Until an Exception Occurs
...case of GNU C++, exceptions are raised by calling a library function named __raise_exception which has the following ANSI C interface:
/* addr is where the exception identifier is stored.
id is the exception identifier. */
void __raise_exception (void **addr, void *id);
To make the debugger c...
Can a variable number of arguments be passed to a function?
... this. The key point is that the general signature of a function is f(*list_args, **keyword_args) (not f(*list_args)).
– Eric O Lebigot
Mar 15 '13 at 3:36
...
Installing python module within code
...upported by pip. Furthermore since pip v10, all code has been moved to pip._internal precisely in order to make it clear to users that programmatic use of pip is not allowed.
Use sys.executable to ensure that you will call the same pip associated with the current runtime.
import subprocess
import ...
App Inventor 2 上传文件到服务器的方案全总结 - App Inventor 2 中文网 - ...
...Program...";//phpinfo();
$picDir = "./test/";
$fileName = $_REQUEST['pic'];
$startT = microtime(TRUE);
echo "\nReceiving: $fileName \n";
$dataToWrite = file_get_contents('php://input');
$fileStatus = file_put_contents($picDir.$fileName, $dataToWrite);
$dur = microtime(TR...
define() vs. const
... a static scalar (number, string or other constant like true, false, null, __FILE__), whereas define() takes any expression. Since PHP 5.6 constant expressions are allowed in const as well:
const BIT_5 = 1 << 5; // Valid since PHP 5.6 and invalid previously
define('BIT_5', 1 << 5); /...
Is there a setting on Google Analytics to suppress use of cookies for users who have not yet given c
...ve defined elsewhere
window['ga-disable-UA-XXXXXX-Y'] = true;
}
var _gaq = _gaq || [];
_gaq.push(['_setAccount', 'UA-XXXXXXX-Y']);
_gaq.push(['_trackPageview']);
function onOptIn(){ //have this run when/if they opt-in.
window['ga-disable-UA-XXXXXX-Y'] = false;
//...snip......
How to print an exception in Python?
...rint the exception, it is better to use print(repr(e)); the base Exception.__str__ implementation only returns the exception message, not the type. Or, use the traceback module, which has methods for printing the current exception, formatted, or the full traceback.
– Martijn Pi...
WPF OpenFileDialog with the MVVM pattern? [duplicate]
...ou would consume it.
public MyViewModel : ViewModel
{
private string _selectedPath;
public string SelectedPath
{
get { return _selectedPath; }
set { _selectedPath = value; OnPropertyChanged("SelectedPath"); }
}
private RelayCommand _openCommand;
pu...