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Meaning of Open hashing and Closed hashing
...ch an object will be stored in the hash table is not completely determined by its hash code. Instead, the index may vary depending on what's already in the hash table.
The "closed" in "closed hashing" refers to the fact that we never leave the hash table; every object is stored directly at an in...
Add missing dates to pandas dataframe
...s on a given date or NO events on a date. I take these events, get a count by date and plot them. However, when I plot them, my two series don't always match.
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Which is generally best to use — StringComparison.OrdinalIgnoreCase or StringComparison.InvariantCul
...gnoreCase members of the new StringComparison enumeration. These enforce a byte-by-byte comparison similar to strcmp that not only avoids bugs from linguistic interpretation of essentially symbolic strings, but provides better performance.
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How to keep Maven profiles which are activeByDefault active even if another profile gets activated?
...ive unless it is explicitely deactivated (-P !firstProfile).
I solved this by using the activeByDefault flag:
6 Answers
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Best way to create enum of strings?
...ce value, or the element name. However, you can customize the string value by overriding toString() method. For example,
public enum MyType {
ONE {
public String toString() {
return "this is one";
}
},
TWO {
public String toString() {
return "this is two...
What is the claims in ASP .NET Identity
...gned to one or more roles through which the user gets access rights.
Also, by assigning a user to a role, the user immediately gets all the access rights defined for that role.
Claims-Based Security
A claims-based identity is the set of claims. A claim is a statement that an entity (a user or anot...
How can you diff two pipelines in Bash?
...once
The 2nd version will more clearly remind you which input was which, by showing
-- /dev/stdin vs. ++ /dev/fd/63 or something, instead of two numbered fds.
Not even a named pipe will appear in the filesystem, at least on OSes where bash can implement process substitution by using filenames l...
What's the difference between encoding and charset?
...de. An encoding is a way of mapping a string of characters to a string of bytes. Examples of Unicode encodings include UTF-8, UTF-16 BE, and UTF-16 LE . Each of these has advantages for particular applications or machine architectures.
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jQuery: find element by text
...ll me if it's possible to find an element based on its content rather than by an id or class ?
7 Answers
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Career day in kindergarten: how to demonstrate programming in 20 minutes? [closed]
...es, without projector or anything. They have an old computer though, which by its look may be a 486, and I am not even sure if it's functioning (Update: it isn't).
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