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What is the Sign Off feature in Git for?
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Sign-off is a requirement for getting patches into the Linux kernel and a few other projects, but most projects don't actually use it.
It was introduced in the wake of the SCO lawsuit, (and other accusations of copyright infringement...
How to comment out a block of code in Python [duplicate]
Is there a mechanism to comment out large blocks of Python code?
19 Answers
19
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How to do ToString for a possibly null object?
Is there a simple way of doing the following:
12 Answers
12
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How to avoid installing “Unlimited Strength” JCE policy files when deploying an application?
I have an app that uses 256-bit AES encryption which is not supported by Java out of the box. I know to get this to function correctly I install the JCE unlimited strength jars in the security folder. This is fine for me being the developer, I can install them.
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What's the difference between “bundle display name” and “bundle name” in cocoa application's info pl
Here is a good question:
6 Answers
6
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SQL - using alias in Group By
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SQL is implemented as if a query was executed in the following order:
FROM clause
WHERE clause
GROUP BY clause
HAVING clause
SELECT clause
ORDER BY clause
For most relational database systems, this order explains which names ...
How do I test for an empty JavaScript object?
....length === 0 && obj.constructor === Object
Note, though, that this creates an unnecessary array (the return value of keys).
Pre-ECMA 5:
function isEmpty(obj) {
for(var prop in obj) {
if(obj.hasOwnProperty(prop)) {
return false;
}
}
return JSON.stringify(obj) === JSO...
How do I avoid capturing self in blocks when implementing an API?
...eading to a retain cycle. I've made a simple code sample to illustrate the issue. I believe I understand what this means but I'm not sure the "correct" or recommended way to implement this type of scenario.
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What is the difference between required and ng-required?
What is the difference between required and ng-required (form validation)?
3 Answers
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HashMap to return default value for non-found keys?
Is it possible to have a HashMap return a default value for all keys that are not found in the set?
14 Answers
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