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How do I declare a 2d array in C++ using new?
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A dynamic 2D array is basically an array of pointers to arrays. You can initialize it using a loop, like this:
int** a = new int*[rowCount];
for(int i = 0; i < rowCount; ++i)
a[i] = new int[colCount];
The above, for colCount= 5 and rowCount =...
Making a request to a RESTful API using python
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Using requests:
import requests
url = 'http://ES_search_demo.com/document/record/_search?pretty=true'
data = '''{
"query": {
"bool": {
"must": [
{
"text": {
"record.document": "SOME_JOURNAL"
}
},
{
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When to use static classes in C# [duplicate]
...lity either before or after the old method, we can create a new class and call the old one inside of it - but that's just gross.
Interface woes
Static methods cannot be defined through interfaces for logic reasons. And since we can't override static methods, static classes are useless when we need...
Unable to open project… cannot be opened because the project file cannot be parsed
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this should be marked as the answer. Really good stuff, thanks
– owen gerig
May 10 '13 at 15:10
12
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AngularJS - How can I do a redirect with a full page load?
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For <a> tags:
You need to stick target="_self" on your <a> tag
There are three cases where AngularJS will perform a full page reload:
Links that contain target element
Example: <a href="/ext/link?a=b" target="_self">link</a>
Absolute links that...
How can I reverse a NSArray in Objective-C?
...ne. If I see a method that returns an immutable object, I expect it to actually be returning an immutable object. Having it appear to return an immutable object but actual return a mutable object is a dangerous practice to get into.
– Christine
Jul 2 '12 at 22:...
How do I write JSON data to a file?
... codecs.getwriter('utf-8')(f), ensure_ascii=False)
The codecs.getwriter call is redundant in Python 3 but required for Python 2
Readability and size:
The use of ensure_ascii=False gives better readability and smaller size:
>>> json.dumps({'price': '€10'})
'{"price": "\\u20ac10"}'
&...
How to wait for the 'end' of 'resize' event and only then perform an action?
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Lodash is also useful here, which has _.throttle and _.debounce methods as well. I think debounce is a superior approach compared to the above accepted example.
– Kevin Leary
Oct 17 '16 at 13:11
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How to raise a ValueError?
...trates how to raise a ValueError the way you want. By-the-way, I think find_last(), find_last_index(), or something simlar would be a more descriptive name for this function. Adding to the possible confusion is the fact that Python already has a container object method named __contains__() that does...
How do you uninstall all dependencies listed in package.json (NPM)?
...I have a package.json file defined in my application root and run npm install -g it will install all the dependencies defined in package.json, globablly.
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