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While it is possible to compile .jrxml files into .jasper files using Java code, this incurs a performance hit that is best avoided by pre-compiling .jrxml files using the IDE. With that in mind, compiling .jrxml files can be accomplished using the JasperCompileManager as follows: JasperCompileMana...

Multiple operations can be executed against a single transaction so that changes can be rolled back if any of the operations fail. using (var context = new PlanetContext()) { using (var transaction = context.Database.BeginTransaction()) { try { //Lets assum...

Multidimensional Arrays As the name indicates, multi dimensional arrays are arrays that contain more than one dimension, usually two or three but it can have up to 32 dimensions. A multi array works like a matrix with various levels, take in example a comparison between one, two, and three Dimensi...

Using git show we can view a single commit git show 48c83b3 git show 48c83b3690dfc7b0e622fd220f8f37c26a77c934 Example commit 48c83b3690dfc7b0e622fd220f8f37c26a77c934 Author: Matt Clark <[email protected]> Date: Wed May 4 18:26:40 2016 -0400 The commit message will be show...

When committing changes it is possible to specify that the commit will in future be squashed to another commit and this can be done like so, git commit --squash=[commit hash of commit to which this commit will be squashed to] One might also use, --fixup=[commit hash] alternatively to fixup. It is...

A locator in Protractor is used to perform action on HTML dom elements. The most common and best locators used in Protractor are css, id, model and binding. For example commonly used locators are: by.css('css-selector') by.id('id')

NSLog(@"%s %d %s, yourVariable: %@", __FILE__, __LINE__, __PRETTY_FUNCTION__, yourVariable); Will log the file, line number and function data along with any variables you want to log. This can make the log lines much longer, particularly with verbose file and method names, however it ca...

Sitecore Instance Manager is open-source tool which is used for managing the local park of Sitecore instances. You can install, locate, maintain, reinstal or delete Sitecore products. It also helps you install your sitecore instance with any sitecore packages, modules and only thing you need to do i...

You can use Modules to build more complex classes through composition. The include ModuleName directive incorporates a module's methods into a class. module Foo def foo_method puts 'foo_method called!' end end module Bar def bar_method puts 'bar_method called!' end end ...

A link to any text by using typolink object lib.link = TEXT lib.link { value = Here is link text typolink { #You can give page uid or any external url here parameter = http://www.example.com/ #Target of link extTarget = _blank ...

Vectors can be used as a 2D matrix by defining them as a vector of vectors. A matrix with 3 rows and 4 columns with each cell initialised as 0 can be defined as: std::vector<std::vector<int> > matrix(3, std::vector<int>(4)); C++11 The syntax for initializing them using initia...

When creating a UIView subclass, intrinsic content size helps to avoid setting hardcoded height and width constraints a basic glimpse into how a class can utilize this class ImageView: UIView { var image: UIImage { didSet { invalidateIntrinsicContentSize() } ...

CREATE TABLE new_table_name LIKE existing_table_name;

What you need is to get an entitlements file so the app can access your iCloud and write records using CloudKit. Follow the steps to grant access to iCloud from your app: 1- Select the project in the Project Navigator, and then open the General tab. 2- In the Identity section, set your developer ...

All the records create using CloudKit-related code can be previewed, edited and even removed in CloudKit Dashboard. To access CloudKit Dashboard, go here. There are several parts in the dashboard: Record Types (which will be discussed later) Security Roles (which is where you can set databases ...

To save date to CloudKit, we must make: A CKRecordID (the key of your unique record) A CKRecord (which includes data) Making a record key To ensure that every new record identifier is unique, we use the current timestamp, which is unique. We get the timestamp using NSDate's method timeInter...

If static_cast is used to convert a pointer (resp. reference) to base class to a pointer (resp. reference) to derived class, but the operand does not point (resp. refer) to an object of the derived class type, the behavior is undefined. See Base to derived conversion.

c++11 The alignment requirement of a type can be queried using the alignof keyword as a unary operator. The result is a constant expression of type std::size_t, i.e., it can be evaluated at compile time. #include <iostream> int main() { std::cout << "The alignment requiremen...

Check this out: :help holy-grail

If you look for the help section of | or bar : :h bar you can see: bar | To screen column [count] in the current line. exclusive motion. Ceci n'est pas une pipe. This is a reference to the painti...