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Regex to replace multiple spaces with a single space
...f you really want to cover only spaces (and thus not tabs, newlines, etc), do so:
string = string.replace(/ +/g, ' ');
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How to send an object from one Android Activity to another using Intents?
...serialization, but it's way faster (and I mean way, WAY faster).
From the docs, a simple example for how to implement is:
// simple class that just has one member property as an example
public class MyParcelable implements Parcelable {
private int mData;
/* everything below here is for im...
Why do people put code like “throw 1; ” and “for(;;);” in front of json responses? [du
...the ECMAScript Fifth Edition standard and Object.defineProperty) currently does not work on Object.prototype or Array.prototype.
But as well as protecting past browsers, it may be that extensions to JavaScript cause more potential leaks of a similar kind in future, and in that case chaff should pro...
How do I combine two data frames?
...data = data1.append(data2, ignore_index=True)
to keep their indexes just dont use the ignore_index keyword ...
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Deep null checking, is there a better way?
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Without the dot it becomes syntactically ambiguous with the conditional (A?B:C) operator. We try to avoid lexical constructs that require us to "look ahead" arbitrarily far in the token stream. (Though, unfortunately, there already are s...
One line ftp server in python
Is it possible to have a one line command in python to do a simple ftp server? I'd like to be able to do this as quick and temporary way to transfer files to a linux box without having to install a ftp server. Preferably a way using built in python libraries so there's nothing extra to install.
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How do I empty an array in JavaScript?
... code will set the variable A to a new empty array. This is perfect if you don't have references to the original array A anywhere else because this actually creates a brand new (empty) array. You should be careful with this method because if you have referenced this array from another variable or pr...
Why do you have to call .items() when iterating over a dictionary in Python?
Why do you have to call items() to iterate over key, value pairs in a dictionary? ie.
2 Answers
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What's the difference between 'git merge' and 'git rebase'?
...it M above. But, we get rid of commit E, like it never existed (denoted by dots - vanishing line). Because of this obliteration, E should be local to developer Ed and should have never been pushed to any other repository. Advantage of rebase is that diamond shape is avoided, and history stays nice s...
string c_str() vs. data()
...ta() is not.
As far as I have seen in actual implementations, they either do the same or data() calls c_str() .
6 Answe...