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Why am I not getting a java.util.ConcurrentModificationException in this example?
...fying a copy instead of the original list.
List<Integer> copy = new ArrayList<Integer>(integerList);
for(Integer integer : integerList) {
if(integer.equals(remove)) {
copy.remove(integer);
}
}
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How to create query parameters in Javascript?
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ES2017 (ES8)
Making use of Object.entries(), which returns an array of object's [key, value] pairs. For example, for {a: 1, b: 2} it would return [['a', 1], ['b', 2]]. It is not supported (and won't be) only by IE.
Code:
const buildURLQuery = obj =>
Object.entries(obj)
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Choosing between std::map and std::unordered_map [duplicate]
...oriented work: If you want O(1)-amortized access, use a proper associative array (or for lack of one, std::unorderded_map); if you want sorted sequential access, use something based on a vector.
Also, std::map is a balanced tree; and you have to traverse it, or re-balance it, incredibly often. The...
hash function for string
... from the return statement if you plan on doing the modulus sizing-to-your-array-length outside the hash algorithm. Also, I recommend you make the return and "hashval" type unsigned long instead of the simple unsigned (int).
unsigned hash(char *s)
{
unsigned hashval;
for (hashval = 0; *s !...
Duplicate keys in .NET dictionaries?
...e System.Collections.Specialized.NameValueCollection, which will return an array of string values via the GetValues(string key) method.
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How do I pass the this context to a function?
...ed list if you're passing arguments to your function and .apply() needs an array.
myfunc.call(obj_a, 1, 2, 3);
myfunc.apply(obj_a, [1, 2, 3]);
Therefore, you can easily write a function hook by using the apply() method. For instance, we want to add a feature to jQuerys .css() method. We can store...
How to find the last field using 'cut'
...text already in a shell variable, or if you want to do while IFS= read -ra array_var; do :;done <(cmd) to process a few lines. But for a big file, rev|cut|rev is probably faster! (And of course awk will be faster than that.)
– Peter Cordes
Dec 7 '15 at 6:3...
How to access session variables from any class in ASP.NET?
...ession and pass them to the Class in the form of a name-value collection / Array / List, depending on the case.
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Convert int to string?
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{
StringBuilder builder = new StringBuilder(sizeof(byte) * 8);
BitArray[] bitArrays = BitConverter.GetBytes(value).Reverse().Select(b => new BitArray(new []{b})).ToArray();
foreach (bool bit in bitArrays.SelectMany(bitArray => bitArray.Cast<bool>().Reverse()))
{
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Pandas: Setting no. of max rows
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@simtim Andy asked how to "display the whole array". This will do that and is much simpler than the accepted answer.
– Ninjakannon
Feb 22 '17 at 11:06
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