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Django: Why do som>me m> model fields clash with each other?
... User. Django automatically creates a reverse relation from User back to Gam>me m>Claim, which is usually gam>me m>claim_set. However, because you have two FKs, you would have two gam>me m>claim_set attributes, which is obviously impossible. So you need to tell Django what nam>me m> to use for the reverse relation.
Us...
JdbcTemplate queryForInt/Long is deprecated in Spring 3.2.2. What should it be replaced by?
The queryforInt/queryforLong m>me m>thods in JdbcTemplate are deprecated in Spring 3.2. I can't find out why or what is considered the best practice to replace existing code using these m>me m>thods.
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What does -save-dev m>me m>an in npm install grunt --save-dev
...ear in your devDependencies.
According to the npm install docs.
If som>me m>one is planning on downloading and using your module in their program, then they probably don't want or need to download and build the external test or docum>me m>ntation fram>me m>work that you use.
In other words, when you run np...
CSS triangle custom border color
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Note, for the ones with sam>me m> question as@Kevin. Look at the border-color attribute, depending on the colored border the triangle will point to different direction. To turn the arrow to point left change border-color to transparent #e3f5ff transparent ...
“git pull” or “git m>me m>rge” between master and developm>me m>nt branches
...ter branch and a develop branch for working on a few changes. I need to m>me m>rge changes from master into develop , but will eventually m>me m>rge everything from develop into master . I have two different workflows in mind:
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In which situations do we need to write the __autoreleasing ownership qualifier under ARC?
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You're right. As the official docum>me m>ntation explains:
__autoreleasing to denote argum>me m>nts that are passed by reference (id *) and are autoreleased on return.
All of this is very well explained in the ARC transition guide.
In your NSError example, the d...
How does the C# compiler detect COM types?
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By no m>me m>ans am I an expert in this, but I stumbled recently on what I think you want: the CoClass attribute class.
[System.Runtim>me m>.InteropServices.CoClass(typeof(Test))]
public interface Dummy { }
A coclass supplies concrete
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What is the purpose of Serialization in Java?
...icles on Serialization and how it is so nice and great but none of the argum>me m>nts were convincing enough. I am wondering if som>me m>one can really tell m>me m> what is it that we can really achieve by serializing a class?
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What is the difference between children and childNodes in JavaScript?
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Understand that .children is a property of an Elem>me m>nt. 1 Only Elem>me m>nts have .children, and these children are all of type Elem>me m>nt. 2
However, .childNodes is a property of Node. .childNodes can contain any node. 3
A concrete example would be:
let el = docum>me m>nt.createElem>me m>...
Should I use static_cast or reinterpret_cast when casting a void* to whatever
...sconception that using reinterpret_cast would be a better match because it m>me m>ans “completely ignore type safety and just cast from A to B”.
However, this doesn’t actually describe the effect of a reinterpret_cast. Rather, reinterpret_cast has a number of m>me m>anings, for all of which holds that...