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How to prune local tracking branches that do not exist on remote anymore
...ll have local refs (not actual branches yet) called origin/A and origin/B. Now let's say I do the following:
git checkout -b A origin/A
git checkout -b Z origin/B
git checkout -b C <some hash>
The pertinent facts here are that I for some reason chose to create a branch on my local repo that...
Why dict.get(key) instead of dict[key]?
...ents anywhere?
As mentioned here,
It seems that all three approaches now exhibit similar performance (within about 10% of each other), more or less independent of the properties of the list of words.
Earlier get was considerably slower, However now the speed is almost comparable along with t...
What is the significance of load factor in HashMap?
...crease the likelyhood of hash collisions? -- The hashing algorithm has no knowledge of how many items are in the map or how often it acquires new storage "buckets", etc. For any set of objects of the same size, regardless of how they are stored, you should have the same probability of repeated hash...
Format LocalDateTime with Timezone in Java8
...= DateTimeFormatter.ofPattern("yyyyMMdd HH:mm:ss.SSSSSS Z");
ZonedDateTime.now().format(FORMATTER);
=> "20140829 14:12:22.122000 +09"
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XmlSerializer: remove unnecessary xsi and xsd namespaces
...private XmlSerializerNamespaces _namespaces;
}
That's all to this class. Now, some objected to having an XmlSerializerNamespaces object somewhere within their classes; but as you can see, I neatly tucked it away in the default constructor and exposed a public property to return the namespaces.
No...
Visually managing MongoDB documents and collections [closed]
...ma and perform ad-hoc find queries against the database – all with zero knowledge of MongoDB's query language. Developed by MongoDB, Inc. No update queries or access to the shell.
Studio 3T, formerly MongoChef – a multi-platform in-place data browser and editor desktop GUI for MongoDB (Core vers...
Importing a GitHub project into Eclipse
...
As mentioned in Alain Beauvois's answer, and now (Q4 2013) better explained in
Eclipse for GitHub
EGit 3.x manual (section "Starting from existing Git Repositories")
Eclipse with GitHub
EGit tutorial
Copy the URL from GitHub and select in Eclipse from the menu t...
jQuery append() vs appendChild()
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Do you know why append is "safe" and appendChild is not? What does domManip do?
– Rob Fox
Mar 17 '14 at 8:29
2
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numpy: most efficient frequency counts for unique values in an array
...y 1.9, the easiest and fastest method is to simply use numpy.unique, which now has a return_counts keyword argument:
import numpy as np
x = np.array([1,1,1,2,2,2,5,25,1,1])
unique, counts = np.unique(x, return_counts=True)
print np.asarray((unique, counts)).T
Which gives:
[[ 1 5]
[ 2 3]
...
Push commits to another branch
...dn't be attempted by the faint of heart unless you're absolutely sure you know what you're doing with respect to any remote repositories and other people who have forks/clones of the same project.
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