大约有 48,000 项符合查询结果（耗时：0.0517秒） [XML]
Will #if RELEASE work like #if DEBUG does in C#?
...
Found this very useful as I have now defined a RELEASE constant for my Release configuration and a TESTING constant for my Testing configuration. Very useful for defining require https only for release #if (RELEASE) [RequireHttps] #endif
...
How do I get only directories using Get-ChildItem?
...ymlinks, specify the -FollowSymlink switch with -r.
Note 2: PowerShell is now cross-platform, since version 6.0. The cross-platform version was originally called PowerShell Core, but the the word "Core" has been dropped since PowerShell 7.0+.
Get-ChildItem documentation: https://docs.microsoft.com...
how to delete all commit history in github? [duplicate]
...Hub repository:
git init
git remote add origin git@github.com:user/repo
now commit your current version of code
git add *
git commit -am 'message'
and finally force the update to GitHub:
git push -f origin master
However, I suggest backing up the history (the .git folder in the repository) ...
Changing element style attribute dynamically using JavaScript
I hav a certain style sheet for a div. Now i want to modify one attribute of div dynamically using js.
10 Answers
...
Adding a simple UIAlertView
...as added in iOS 8, this code won't work on iOS 7 and older. So, sadly, for now we have to use version checks like so:
NSString *alertTitle = @"Title";
NSString *alertMessage = @"Message";
NSString *alertOkButtonText = @"Ok";
if (@available(iOS 8, *)) {
UIAlertView *alertView = [[UIAlertView al...
How do you update Xcode on OSX to the latest version?
...ode is currently version 7.2. But need 7.3 to develop for my iPhone which now is on version 9.3 of iOS.
– Alyoshak
Mar 29 '16 at 14:31
23
...
Catch an exception thrown by an async void method
... I actually mean it's straight-forward to read - whereas I know what's actually going on is really complicated - so my brain is telling me not to believe my eyes...
– Stuart
Mar 21 '11 at 21:01
...
What is the difference between a port and a socket?
...ress conditions.
The combination of an IP address and a port is strictly known as an endpoint and is sometimes called a socket. This usage originates with RFC793, the original TCP specification.
A TCP connection is defined by two endpoints aka sockets.
An endpoint (socket) is defined by the combi...
Print array to a file
...' => array ('x', 'y', 'z'));
$results = print_r($b, true); // $results now contains output from print_r
You can then save $results with file_put_contents. Or return it directly when writing to file:
file_put_contents('filename.txt', print_r($b, true));
...
Exclude .svn directories from grep [duplicate]
...:
alias sgrep='find . -path "*/.svn" -prune -o -print0 | xargs -0 grep'
Now you can do this:
sgrep some_var
... and get expected results.
Of course, if you're an insane person like me who just has to use the same .bashrc everywhere, you could spend 4 hours writing an overcomplicated bash func...