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PHP foreach change original array values

...lt;= 0) { $fields[$key]['value'] = "Some error"; } } So basically use $field when you need the values, and $fields[$key] when you need to change the data. share | improve this answer ...
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What is stability in sorting algorithms and why is it important?

...rectly sorted. Convince yourself of that. (by the way, that algorithm is called radix sort) Now to answer your question, suppose we have a list of first and last names. We are asked to sort "by last name, then by first". We could first sort (stable or unstable) by the first name, then stable sor...
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Can I create a One-Time-Use Function in a Script or Stored Procedure?

...nderstand the security implications before you consider this. DECLARE @add_a_b_func nvarchar(4000) = N'SELECT @c = @a + @b;'; DECLARE @add_a_b_parm nvarchar(500) = N'@a int, @b int, @c int OUTPUT'; DECLARE @result int; EXEC sp_executesql @add_a_b_func, @add_a_b_parm, 2, 3, @c = @result OUTPUT; PRI...
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Open Source Java Profilers [closed]

... with success, but it was crashing for me while trying to profile a Tomcat app. This worked for me: github.com/jvm-profiling-tools/honest-profiler – Lambart Jan 29 '19 at 22:19 ...
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Null vs. False vs. 0 in PHP

...ers can spot/utilize the difference between Null and False and 0 and all the other good "nothing" entities. What is the difference, specifically in PHP? Does it have something to do with === ? ...
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What does “%” (percent) do in PowerShell?

..." symbol - it makes it harder for folks to read/maintain your code - especially people new to PS. Let's face it, the more people that pick up PS, the better. – Simon Catlin Apr 3 '14 at 20:17 ...
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Post JSON using Python Requests

...ost('http://httpbin.org/post', json={"key": "value"}) >>> r.status_code 200 >>> r.json() {'args': {}, 'data': '{"key": "value"}', 'files': {}, 'form': {}, 'headers': {'Accept': '*/*', 'Accept-Encoding': 'gzip, deflate', 'Connection': 'close', ...
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How to overload functions in javascript?

...by checking the type, presence or quantity of arguments. jQuery does this all the time. You can make some of the arguments optional or you can branch in your function depending upon what arguments are passed to it. In implementing these types of overloads, you have several different techniques yo...
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How to validate IP address in Python? [duplicate]

...ings like "4" and "192.168" and silently pads the rest with zeros. Technically valid, I'm sure, but not quite what I expected. – krupan Nov 25 '08 at 23:58 6 ...
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How to import data from mongodb to pandas?

...odes I'm using: import pandas as pd from pymongo import MongoClient def _connect_mongo(host, port, username, password, db): """ A util for making a connection to mongo """ if username and password: mongo_uri = 'mongodb://%s:%s@%s:%s/%s' % (username, password, host, port, db) ...