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What should go into an .h file?
...ultiple files. Things like class declarations, function prototypes, and enum>me m>rations typically go in header files. In a word, "definitions".
Code files (.cpp) are designed to provide the implem>me m>ntation information that only needs to be known in one file. In general, function bodies, and internal va...
How to search and replace globally, starting from the cursor position and wrapping around the end of
...,$s/BEFORE/AFTER/gc
Then, that :substitute command is repeated with the sam>me m> search
pattern, replacem>me m>nt string, and flags, using the :& command
(see :help :&):
1,''-&&
The latter, however, performs the substitution on the range of lines
from the first line of the file to the line...
Styling an input type=“file” button
... button and input box on top of the native file input. The article already m>me m>ntioned by rm at www.quirksmode.org/dom/inputfile.html is the best one I've seen.
UPDATE
Although it's difficult to style an <input> tag directly, this is easily possible with the help of a <label> tag. See an...
Is key-value observation (KVO) available in Swift?
...
(Edited to add new info): consider whether using the Combine fram>me m>work can help you accomplish what you wanted, rather than using KVO
Yes and no. KVO works on NSObject subclasses much as it always has. It does not work for classes that don't subclass NSObject. Swift does not (currently a...
Pushing read-only GUI properties back into ViewModel
I want to write a ViewModel that always knows the current state of som>me m> read-only dependency properties from the View.
6 An...
AngularJS - Value attribute on an input text box is ignored when there is a ng-model used?
Using AngularJS if I set a simple input text box value to som>me m>thing like "bob" below. The value does not display if the ng-model attribute is added.
...
accepting HTTPS connections with self-signed certificates
...t the level of verification.
Such levels is not so much:
ALLOW_ALL_HOSTNAm>ME m>_VERIFIER
BROWSER_COMPATIBLE_HOSTNAm>ME m>_VERIFIER
STRICT_HOSTNAm>ME m>_VERIFIER
Although the m>me m>thod setHostnam>me m>Verifier() is obsolete for new library apache, but for version in Android SDK is normal.
And so we take ALLOW_ALL_HOST...
Static way to get 'Context' in Android?
Is there a way to get the current Context instance inside a static m>me m>thod?
19 Answers
...
How to trim whitespace from a Bash variable?
...
Let's define a variable containing leading, trailing, and interm>me m>diate whitespace:
FOO=' test test test '
echo -e "FOO='${FOO}'"
# > FOO=' test test test '
echo -e "length(FOO)==${#FOO}"
# > length(FOO)==16
How to remove all whitespace (denoted by [:space:] in tr):
FOO=' test...
Get local IP address
... string GetLocalIPAddress()
{
var host = Dns.GetHostEntry(Dns.GetHostNam>me m>());
foreach (var ip in host.AddressList)
{
if (ip.AddressFamily == AddressFamily.InterNetwork)
{
return ip.ToString();
}
}
throw new Exception("No network adapters with a...