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How do I get current date/time on the Windows command line in a suitable format for usage in a file/
...on in any thinkable format. You may also extract the date/time information from any file with date.exe.
Examples: (in a cmd-script use %% instead of %)
date.exe +"%Y-%m-%d"
2009-12-22
date.exe +"%T"
18:55:03
date.exe +"%Y%m%d %H%M%S: Any text"
20091222 185503: Any text
date.exe +"Text: %y/...
Devise - How do I forbid certain users from signing in?
...og in."
end
I think that is quite important because the standard message from Devise says:
"Your account is not activated yet."
That is confusing for users and the real reason is that you have "banned" them from logging in.
...
TypeError: module.__init__() takes at most 2 arguments (3 given)
I have defined a class in a file named Object.py . When I try to inherit from this class in another file, calling the constructor throws an exception:
...
Git - deleted some files locally, how do I get them from a remote repository
...No downloading is necessary; you just need to extract the content you want from the repo at your fingertips.
If you haven't committed the deletion, just check out the files from your current commit:
git checkout HEAD <path>
If you have committed the deletion, you need to check out the file...
Get value from NSTextField
...eTextField intValue];
There are many other methods for getting the value from a control. Have a look at the NSControl reference for more info, under the "Getting and Setting the Control’s Value" section.
Here's a list:
doubleValue
floatValue
intValue
integerValue
objectValue
stringValue
attri...
Error while pull from git - insufficient permission for adding an object to repository database .git
...ssuming @ChrisHayes is right about an accidental sudo, this should fix it. From inside your repository:
sudo chown -R $USER:$USER "$(git rev-parse --show-toplevel)/.git"
Update: for those of you getting the illegal group name error, try this instead:
sudo chown -R $(id -u):$(id -g) "$(git rev-pa...
Django: How to completely uninstall a Django app?
...e docs), which runs the database cleaning automatically.
To remove the app from your project, all you need to do is remove it from INSTALLED_APPS in your project's settings.py. Django will no longer load the app.
If you no longer want the app's files hanging around, delete the app directory from you...
How to convert ASCII code (0-255) to its corresponding character?
How can I convert, in Java, the ASCII code (which is an integer from [0, 255] range) to its corresponding ASCII character?
...
Can C++ code be valid in both C++03 and C++11 but do different things?
... right-shift in C++03. This is more likely to break existing code though: (from http://gustedt.wordpress.com/2013/12/15/a-disimprovement-observed-from-the-outside-right-angle-brackets/)
template< unsigned len > unsigned int fun(unsigned int x);
typedef unsigned int (*fun_t)(unsigned int);
temp...
Hide separator line on one UITableViewCell
...ll also change the cell content's left inset. Not just the separator line. From apple doc: "You can use this property to add space between the current cell’s contents and the left and right edges of the table. Positive inset values move the cell content and cell separator inward and away from the ...