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by: Tim Tyler |
last post by:
PHP puts most of its functions into a big flat global namespace.
That leads to short function names - but creates a namespace
minefield for programmers.
Lots of the functions are legacies from the days before PHP
got object-oriented features.
For instance we currently have:
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by: Capstar |
last post by:
Hi,
I am working on an application, which will run embedded without an OS.
The app is build up out of a couple of well defined parts. At first I
wanted to keep those parts seperated and use opaque data types to
transfer information in between them.
At some stage I was stuck and needed to make a variable global, and I
also needed to make the struct declaration public to some other parts.
Looking through the code I found out that lots...
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by: Michael |
last post by:
Hi newsgroup,
as the subject indicates I am looking for an advice
using global variables. I am not if this problem is more
about style then C. If its wrong in thi group, sorry.
So I have a couple of function that all need the same
information (all located in the same file). By now it looks like
/* file beginns */
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by: ankisharma |
last post by:
Hi all
At many places I have seen that programmers pass global variables
to functions in c. I am not able to figure out why they do so. need
some clues on this. somewhere i heard that this philosophy is from
object orieted world but is it applicable for c?
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by: David P. Donahue |
last post by:
When I wrote websites in VB .NET, I would often put functions in Global
for all the pages to call. Now, in C#, doing so results in "references
to non-static objects" and whatnot. I realize what that means and all,
but what I'm wondering is what's the best way around it? Say, for
example, I want a function that takes a username and a password and
returns true or false if it's a successful login, and I want any page or
usercontrol in the...
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by: Alan Silver |
last post by:
Hello,
I have spent ages trawling through Google, looking for information about
global functions in ASP.NET and I'm still not clear about the best way
to go about this (or not).
I am writing a site that will be for members only. They will have to log
in to gain access to any of the pages. I am holding the user information
in an XML file (there will probably never be a large number of user, so
this is efficient enough).
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by: zeecanvas |
last post by:
Hi,
First of all: Yes, I know global variables are bad, but I've a huge
amount of legacy code, and I've to maintain it _as_is_.
I'm maintaining a big program. I moved all (program-wide scope) global
variables outside of the files they were defined it, and created some
files that just hold global variables definitions (just variables,
without any function definition). So, depending on the purpose/category
of variables, they're defined...
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by: Charles O'Flynn |
last post by:
As a complete newcomer (2-3 days) to PHP, although not to programming in
general, I have 'dived in' to start a small project to read and parse an XML
data stream. I have already worked out most of the more specialist aspects
of the job but am now completely stuck on something I would have thought
were simplicity itself...
I need to have a large number of global variables visible inside functions -
it's not possible to pass them into the...
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by: CDMAPoster |
last post by:
About a year ago there was a thread about the use of global variables
in A97:
http://groups.google.com/group/comp.databases.ms-access/browse_frm/thread/fedc837a5aeb6157
Best Practices by Kang Su Gatlin, casual mention was made about using
static variables as an alternative to using global variables. This
caused me to think of the following:
'-----Begin module code
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by: weaknessforcats |
last post by:
C++: The Case Against Global Variables
Summary
This article explores the negative ramifications of using global variables. The use of global variables is such a problem that C++ architects have called it polluting the global namespace. This article explores what happens when the global namespace becomes polluted and how to avoid this condition.
The opinions expressed in this article are those of the author alone although many have...
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by: Hystou |
last post by:
Most computers default to English, but sometimes we require a different language, especially when relocating. Forgot to request a specific language before your computer shipped? No problem! You can effortlessly switch the default language on Windows 10 without reinstalling. I'll walk you through it.
First, let's disable language synchronization. With a Microsoft account, language settings sync across devices. To prevent any complications,...
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by: Oralloy |
last post by:
Hello folks,
I am unable to find appropriate documentation on the type promotion of bit-fields when using the generalised comparison operator "<=>".
The problem is that using the GNU compilers, it seems that the internal comparison operator "<=>" tries to promote arguments from unsigned to signed.
This is as boiled down as I can make it.
Here is my compilation command:
g++-12 -std=c++20 -Wnarrowing bit_field.cpp
Here is the code in...
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by: jinu1996 |
last post by:
In today's digital age, having a compelling online presence is paramount for businesses aiming to thrive in a competitive landscape. At the heart of this digital strategy lies an intricately woven tapestry of website design and digital marketing. It's not merely about having a website; it's about crafting an immersive digital experience that captivates audiences and drives business growth.
The Art of Business Website Design
Your website is...
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by: Hystou |
last post by:
Overview:
Windows 11 and 10 have less user interface control over operating system update behaviour than previous versions of Windows. In Windows 11 and 10, there is no way to turn off the Windows Update option using the Control Panel or Settings app; it automatically checks for updates and installs any it finds, whether you like it or not. For most users, this new feature is actually very convenient. If you want to control the update process,...
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by: tracyyun |
last post by:
Dear forum friends,
With the development of smart home technology, a variety of wireless communication protocols have appeared on the market, such as Zigbee, Z-Wave, Wi-Fi, Bluetooth, etc. Each protocol has its own unique characteristics and advantages, but as a user who is planning to build a smart home system, I am a bit confused by the choice of these technologies. I'm particularly interested in Zigbee because I've heard it does some...
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by: TSSRALBI |
last post by:
Hello
I'm a network technician in training and I need your help.
I am currently learning how to create and manage the different types of VPNs and I have a question about LAN-to-LAN VPNs.
The last exercise I practiced was to create a LAN-to-LAN VPN between two Pfsense firewalls, by using IPSEC protocols.
I succeeded, with both firewalls in the same network. But I'm wondering if it's possible to do the same thing, with 2 Pfsense firewalls...
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by: 6302768590 |
last post by:
Hai team
i want code for transfer the data from one system to another through IP address by using C# our system has to for every 5mins then we have to update the data what the data is updated we have to send another system
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by: muto222 |
last post by:
How can i add a mobile payment intergratation into php mysql website.
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by: bsmnconsultancy |
last post by:
In today's digital era, a well-designed website is crucial for businesses looking to succeed. Whether you're a small business owner or a large corporation in Toronto, having a strong online presence can significantly impact your brand's success. BSMN Consultancy, a leader in Website Development in Toronto offers valuable insights into creating effective websites that not only look great but also perform exceptionally well. In this comprehensive...
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