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How does type Dynamic work and how to use it?
...rized:
class DynImpl extends Dynamic {
import reflect.runtime.universe._
def applyDynamic[A : TypeTag](name: String)(args: A*): A = name match {
case "sum" if typeOf[A] =:= typeOf[Int] =>
args.asInstanceOf[Seq[Int]].sum.asInstanceOf[A]
case "concat" if typeOf[A] =:= typeOf[St...
Matplotlib make tick labels font size smaller
...lib figure, how can I make the font size for the tick labels using ax1.set_xticklabels() smaller?
10 Answers
...
How can I replace every occurrence of a String in a file with PowerShell?
...
(Get-Content file.txt) |
Foreach-Object {$_ -replace '\[MYID\]','MyValue'} |
Out-File file.txt
Note the parentheses around (Get-Content file.txt) is required:
Without the parenthesis the content is read, one line at a time, and flows down the pipeline until i...
Changing password with Oracle SQL Developer
...yntax for updating the password using SQL Developer is:
alter user user_name identified by new_password replace
old_password ;
You can check more options for this command here: ALTER USER-Oracle DOCS
share
|...
Django in / not in query
...
table1.objects.exclude(id__in=
table2.objects.filter(your_condition).values_list('id', flat=True))
The exclude function works like the Not operator you where asking for. The attribute flat = True tells to table2 query to return the value_list a...
How do I size a UITextView to its content?
...
I recommend to use CGFLOAT_MAX macro instead of MAXFLOAT. Proper on both of 32/64 bit platforms.
– eonil
Aug 27 '14 at 14:18
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How to use ng-repeat without an html element
...or object before each element and iterate the new var: <div class="c477_group"> <div class="c477_group_item" ng-repeat="item in itemsWithSeparator" ng-switch="item.id" ng-class="{'-divider' : item.id == 'SEPARATOR'}"> <div class="c478" ng-switch-when="FAS"/> <div class="c4...
UIBarButtonItem with custom image and no border
...m.h>
@interface CCFBarButtonItem : UIBarButtonItem
{
@protected
id _originalTarget;
}
- (id)initWithImage:(UIImage *)image target:(id)target action:(SEL)action;
@end
and CCFBarButtonItem.m
#import "CCFBarButtonItem.h"
#import <UIKit/UIButton.h>
#import <UIKit/UIView.h>
#import...
How do you query for “is not null” in Mongo?
...
db.collection_name.find({"filed_name":{$exists:true}});
fetch documents that contain this filed_name even it is null.
My proposition:
db.collection_name.find({"field_name":{$type:2}}) //type:2 == String
You can check on the required...
JavaScript for detecting browser language preference [duplicate]
...e)],
debug=False)
def main():
run_wsgi_app(application)
if __name__ == "__main__":
main()
Edit3: Have open sourced the app engine code here: https://github.com/dansingerman/app-engine-headers
...