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What is a 'thunk'?
...ovided ones with default parameters, mainly for DLL export or constructing arrays), vcall thunks (to make sure pointer-to-member-functions work properly with virtual functions), vtordisp thunks (for classes that inherit & override virtual functions from virtual bases, and also have user-provided...
What is the point of function pointers?
...(event):
case e3: ....
case e1: ....
you can make a 2d array of function pointers and just call handleEvent[state][event]
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Disable validation of HTML5 form elements
..."novalidate" method when you set the novalidate => true in the $options array of the FormHelper::create(). Thanks bassim for the extra info :)
– Jelmer
Feb 10 '13 at 20:36
12
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How to execute a raw update sql with dynamic binding in rails
...il, baz]])
UPDATE foo
SET bar = $1
EOQ
Here the last param is a array of tuples representing bind parameters. In each tuple, the first entry is the column type and the second is the value. You can give nil for the column type and Rails will usually do the right thing though.
There are al...
Difference between addSubview and insertSubview in UIView class
...
1.addSubview add subview in array then add in View'slayer
- (void)addSubview:(UIView *)subview
{
[_subviews addObject:subview];
[_layer addSublayer:subview.layer];
}
}
2.While insertSubview add your view as subview then call
[_layer insertS...
How to get rid of `deprecated conversion from string constant to ‘char*’` warnings in GCC?
...
@elcuco: I'm not sure how C++ static arrays work. Will this really copy any data, and not just pointer ?
– Alexander Malakhov
Feb 11 '13 at 9:41
...
Getter and Setter declaration in .NET [duplicate]
...tuations. You'd only really use it if the type you wanted to return was an array, or if the get method did a lot of work rather than just returning a value. The latter isn't really necessary but for the purpose of clarity a property's get method that does a lot of work is misleading.
...
Detect and exclude outliers in Pandas data frame
...
Use boolean indexing as you would do in numpy.array
df = pd.DataFrame({'Data':np.random.normal(size=200)})
# example dataset of normally distributed data.
df[np.abs(df.Data-df.Data.mean()) <= (3*df.Data.std())]
# keep only the ones that are within +3 to -3 standard...
Getting a File's MD5 Checksum in Java
...st();
}
// see this How-to for a faster way to convert
// a byte array to a HEX string
public static String getMD5Checksum(String filename) throws Exception {
byte[] b = createChecksum(filename);
String result = "";
for (int i=0; i < b.length; i++) {
...
iPhone get SSID without private library
... @see CNCopyCurrentNetworkInfo */
- (NSDictionary *)fetchSSIDInfo {
NSArray *interfaceNames = CFBridgingRelease(CNCopySupportedInterfaces());
NSLog(@"%s: Supported interfaces: %@", __func__, interfaceNames);
NSDictionary *SSIDInfo;
for (NSString *interfaceName in interfaceNames) {
...