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PHP and Enumerations
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Depending upon use case, I would normally use something simple like the following:
abstract class DaysOfWeek
{
const Sunday = 0;
const Monday = 1;
// etc.
}
$today = DaysOfWeek::Sunday;
However, other use cases may require more validation of cons...
How to convert Milliseconds to “X mins, x seconds” in Java?
... else its simplicity! Since we are dealing with times and durations I typically use Joda. An example if you have two DateTimes, start and end respectively: Duration dur = new Duration(start, end); long millis = dur.getMillis();
– TechTrip
Apr 2 '12 at 14:42
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JavaScript Regular Expression Email Validation [duplicate]
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If you define your regular expression as a string then all backslashes need to be escaped, so instead of '\w' you should have '\\w'.
Alternatively, define it as a regular expression:
var pattern = /^\w+@[a-zA-Z_]+?\.[a-zA-Z]{2,3}$/;
BTW, please don't validate email address...
Convert string to Python class object?
... there's a class with that name in the currently defined namespace. Essentially, I want the implementation for a function which will produce this kind of result:
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How do I install cygwin components from the command line?
... the Cygwin package similar to apt-get on Debian or yum on redhat that allows me to install components from the command line?
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Change column type from string to float in Pandas
...ost) any other type (even if it's not necessarily sensible to do so). Also allows you to convert to categorial types (very useful).
infer_objects() - a utility method to convert object columns holding Python objects to a pandas type if possible.
convert_dtypes() - convert DataFrame columns to the ...
get current url in twig template?
...ttributes.get('_route_params')) %}
The app global view variable contains all sorts of useful shortcuts, such as app.session and app.security.token.user, that reference the services you might use in a controller.
share
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How can I create directory tree in C++/Linux?
...C++ compilers.
/*
@(#)File: mkpath.c
@(#)Purpose: Create all directories in path
@(#)Author: J Leffler
@(#)Copyright: (C) JLSS 1990-2020
@(#)Derivation: mkpath.c 1.16 2020/06/19 15:08:10
*/
/*TABSTOP=4*/
#include "posixver.h"
#include "mkpath.h"
#include "emalloc...
Proper way to rename solution (and directories) in Visual Studio
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Manually edit .sln file
This method is entirely aimed at renaming the directory for the project, as viewed in Windows Explorer.
This method does not suffer from the problems in the Remove/add project file method below (referenc...
How do I merge changes to a single file, rather than merging commits?
...ch A.
A simple command already solved the problem for me if I assume that all changes are committed in both branches A and B:
git checkout A
git checkout --patch B f
The first command switches into branch A, into where I want to merge B's version of the file f. The second command patches the fi...