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Single Line Nested For Loops
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Notice how the final argument passed to itertools.product is the "inner" one. Generally, itertools.product(a0, a1, ... an) is equal to [(i0, i1, ... in) for in in an for in-1 in an-1 ... for i0 in a0]
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Chrome extension: accessing localStorage in content script
.... This allows storage of user data with optional syncing across sessions.
One downside is that it is asynchronous.
https://developer.chrome.com/extensions/storage.html
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Scrolling a flexbox with overflowing content
...tom: 0;
This extends the element to the boundaries of its relative-positioned parent, but does not allow to extend it. Inside, overflow: auto; will then work as expected.
the code snippet included in the answer - Click on and then click on after running the snippet OR
Click here for the CODEPE...
Using TortoiseSVN how do I merge changes from the trunk to a branch and vice versa?
...ge or revisions maps to method 3 when your repository is 1.5+ or to method one when your repository is older.
When merging features over to a release/maintenance branch you should use the 'Merge a range of revisions' command.
Only when you want to merge all features of a branch back to a parent b...
What do the plus and minus signs mean in Objective-C next to a method?
...x:4]; // here the message is sent to myArray
// Btw, in production code one uses "NSArray *myArray" instead of only "id".
There's another question dealing with the difference between class and instance methods.
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Java `final` method: what does it promise?
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As mentioned, final is used with a Java method to mark that the method can't be overridden (for object scope) or hidden (for static). This allows the original developer to create functionality that cannot be changed by subclasses, an...
How to exclude certain directories/files from git grep search
....dll to .gitignore file then git grep --exclude-standard.
EDIT see onlynone's answer, since git 1.9.0 it's possible.
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Optional query string parameters in ASP.NET Web API
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Yes, but the [FromUri] decorator alone does not appear to support optional parameters.
– John Meyer
May 2 '16 at 21:26
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Linq to Entities join vs groupjoin
I have web searched but I still cant find a simple answer. Can someone please explain (in simple English) what a GroupJoin is? How is it different from a regular inner Join ? Is it commonly used? Is it only for method syntax? What about query syntax? A c# code example would be nice.
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What is the difference between CascadeType.REMOVE and orphanRemoval in JPA?
...referenced by a collection
field):
@Entity
class Employee {
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@OneToOne(cascade=CascadeType.REMOVE)
private Address address;
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}
Orphan Removal
JPA 2 supports an additional and more aggressive remove cascading mode
which can be specified using the orphanRemoval elem...