大约有 40,000 项符合查询结果（耗时：0.0553秒） [XML]
Random record in ActiveRecord
I'm in need of getting a random record from a table via ActiveRecord. I've followed the example from Jamis Buck from 2006 .
...
Turning off “created by” stamp when generating files in IntelliJ
...
In IntelliJ 13 and above it is in the File and Code Templates area of the settings dialog. In Idea 15+ you can get there by typing ctrl+shift+A on windows or cmd+shift+A on osx and then typing Include Templates in the popup action search dialog. There should be a tab called Includes on which you wi...
How to round the corners of a button
...
@property(nonatomic, assign) UIColor* borderIBColor;
in m file:
-(void)setBorderIBColor:(UIColor*)color {
self.borderColor = color.CGColor;
}
-(UIColor*)borderIBColor {
return [UIColor colorWithCGColor:self.borderColor];
}
now onwards to set border color check screenshot
thanks
...
git pull from master into the development branch
...a merge commit. The answer is the same as for other commits: either git reset or git revert. For unpublished changes git reset is usually the best method; for changes others already have, git revert may be better, but see Linus Torvald's advice on reverting a merge: kernel.org/pub/software/scm/git...
Get current stack trace in Ruby without raising an exception
... editor after snippets, if snippets enabled
if (StackExchange.settings.snippets.snippetsEnabled) {
StackExchange.using("snippets", function() {
createEditor();
});
}
else {
createEditor();
...
Label encoding across multiple columns in scikit-learn
...peline e.g. separate fit and transform (fit on train, and then use on test-set --> re-use the learnt dictionary) is this supported with df.apply(LabelEncoder().fit_transform)?
– Georg Heiler
Sep 14 '16 at 9:25
...
Platform independent size_t Format specifiers in c?
... editor after snippets, if snippets enabled
if (StackExchange.settings.snippets.snippetsEnabled) {
StackExchange.using("snippets", function() {
createEditor();
});
}
else {
createEditor();
...
How to add extra info to copied web text
Some websites now use a JavaScript service from Tynt that appends text to copied content.
8 Answers
...
How to show git log history for a sub directory of a git repo?
... editor after snippets, if snippets enabled
if (StackExchange.settings.snippets.snippetsEnabled) {
StackExchange.using("snippets", function() {
createEditor();
});
}
else {
createEditor();
...
Split code over multiple lines in an R script
I want to split a line in an R script over multiple lines (because it is too long). How do I do that?
5 Answers
...