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Mimicking sets in JavaScript?
...includes strings, numbers, dates, etc...
// It does not include objects or arrays though
// one could implement a toString() operator
// on an object that would uniquely identify
// the object.
//
// Uses a javascript object to hold the Set
//
// This is a subset of the Set object designed...
How do I associate file types with an iPhone application?
...wing in your Info.plist:
<key>CFBundleDocumentTypes</key>
<array>
<dict>
<key>CFBundleTypeIconFiles</key>
<array>
<string>Document-molecules-320.png</string>
<string>Document-molecules-64.png<...
MongoDB - Update objects in a document's array (nested updating)
...
Note that this will only increment the first matched subdocument in any array (so if you have another document in the array with "item_name" equal to "my_item_two", it won't get incremented). But this might be what you want.
The second part is trickier. We can push a new item to an array with...
How to split a delimited string in Ruby and convert it to an array?
... action.
split() -> is an method, which split the input and store it as array.
'' or ' ' or ',' -> is an value, which is needed to be removed from given string.
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Php multiple delimiters in explode
I have a problem, I have a string array, and I want to explode in different delimiter. For Example
12 Answers
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How to convert an object to a byte array in C#
...
To convert an object to a byte array:
// Convert an object to a byte array
public static byte[] ObjectToByteArray(Object obj)
{
BinaryFormatter bf = new BinaryFormatter();
using (var ms = new MemoryStream())
{
bf.Serialize(ms, obj);
...
How to easily map c++ enums to strings
... time automatically. I would probably prefer just generating a dumb static array.
– Martin Beckett
Mar 5 '09 at 16:46
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Javascript. Assign array values to multiple variables? [duplicate]
...nment:
Destructuring assignment makes it possible to extract data from arrays or objects using a syntax that mirrors the construction of array and object literals.
The object and array literal expressions provide an easy way to create ad-hoc packages of data. Once you've created these packa...
Trusting all certificates with okHttp
... 3.1.2 onwards, X509TrustManager.getAcceptedIssuers() must return an empty array instead of null. For more information, see this commit (scroll down and see the notes under RealTrustRootIndex.java).
– jbxbergdev
Feb 10 '16 at 17:05
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python pandas remove duplicate columns
...me are ['alpha','beta','alpha']
df.columns.duplicated() returns a boolean array: a True or False for each column. If it is False then the column name is unique up to that point, if it is True then the column name is duplicated earlier. For example, using the given example, the returned value would ...