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How to concatenate two strings in C++?
... to which I would like to add the .txt extension so that I can open the file present in the directory.
8 Answers
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String literals: Where do they go?
...g on the system you're writing for, and the capabilities of the executable file format it uses, they may be stored along with the program code in the text segment, or they may have a separate segment for initialized data.
Determining the details will vary depending on the platform as well -- most p...
PHP memory profiling
What's a good way to profile a PHP page's memory usage? For example, to see how much memory my data is using, and/or which function calls are allocating the most memory.
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What are carriage return, linefeed, and form feed?
.... I don't know the history of Macs using CR.) Many text editors can read files in any of these three formats and convert between them, but not all utilities can.
Form feed is a bit more interesting (even though less commonly used directly), and with the usual definition of page separator, it can ...
Why should I use version control? [closed]
...und very useful and my current project is somewhat large, at least 150-200 files, how does this work, i hear "version" doe that mean like version 1 and version 2, if the number increments, what if I modify 1 file and not the rest, will I have 200 copies of unmodified code or just copies of file that...
Maximum call stack size exceeded error
I am using a Direct Web Remoting (DWR) JavaScript library file and am getting an error only in Safari (desktop and iPad)
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How to write loop in a Makefile?
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qwert is just a target name that's unlikely to be a real file. Makefile rules need a target. As for the syntax error, you're missing some stuff - see update.
– paxdiablo
Sep 29 '09 at 7:04
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转：postfix安装Q&A - 更多技术 - 清泛网 - 专注C/C++及内核技术
...安装POSTFIX2.2.7出错
[root@mail postfix-2.2.7]# make
make -f Makefile.in MAKELEVEL= Makefiles
(echo "# Do not edit -- this file documents how Postfix was built for your machine."; /bin/sh makedefs) >makedefs.tmp
No <db.h> include file found.
Install the appropriate db*-devel packa...
Choosing a Windows automation scripting language. AutoIt vs Autohotkey [closed]
... AutoHotkey (unfinished, no longer maintained).
AutoHotkey includes a DLL file that you can call from other programming languages (so does AutoIt).
AutoHotkey is open source, AutoIt is not.
You have to search the AutoHotkey site to put all tools together. AutoIt does better at packaging all in its ...
Android: java.lang.SecurityException: Permission Denial: start Intent
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You have to add android:exported="true" in the manifest file in the activity you are trying to start.
From the android:exported documentation:
android:exported
Whether or not the activity can be launched by components of other applications — "true" if it can be, and "...