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How to Parse Command Line Arguments in C++? [duplicate]
What is the best way of parsing command-line arguments in C++ if the program is specified
to be run like this:
10 Answers
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How to do stateless (session-less) & cookie-less authentication?
...quest to authenticate the user. This, in my opinion, is unsafe, especially if the application isn't single page. It is also not scalable, especially if you want to add authorization to your app in addition to authentication in the future (although I guess you could build something based on logins to...
Pass all variables from one shell script to another?
...ariables like arrays easily, but also means that the other script could modify variables in the source shell.
UPDATE:
To use export to set an environment variable, you can either use an existing variable:
A=10
# ...
export A
This ought to work in both bash and sh. bash also allows it to be co...
Android static object lifecycle
...cation runs inside a DVM.
A DVM manages class loading unloading, instance lifecycle, GC etc.
Lifetime of a static variable: A static variable comes into existence when a class is loaded by the JVM and dies when the class is unloaded.
So if you create an android application and initialize a static ...
Should struct definitions go in .h or .c file?
... for that file should go in the .c file, with a declaration in the .h file if they are used by any functions in the .h .
Public structures should go in the .h file.
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How to escape double quotes in JSON
...ation marks except for the characters that must be escaped and then it specifies: \" represents the quotation mark character (U+0022)
– mastazi
Mar 30 '17 at 1:30
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Lambda capture as const reference?
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const isn't in the grammar for captures as of n3092:
capture:
identifier
& identifier
this
The text only mention capture-by-copy and capture-by-reference and doesn't mention any sort of const-ness.
Feels like an oversight to me, but I haven't followed the standardization process v...
Is MD5 still good enough to uniquely identify files?
... MD5 hashing a file still considered a good enough method to uniquely identify it given all the breaking of MD5 algorithm and security issues etc? Security is not my primary concern here, but uniquely identifying each file is.
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How can a windows service programmatically restart itself?
... meant to tell the system that there was an error. Isn't this bad practice if there was in fact no error and you just wanted to restart your service?
– mgttlinger
May 29 '13 at 13:47
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Best way to store JSON in an HTML attribute?
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I've not seen any documentation on browser limits to attribute sizes.
If you do run into them, then store the data in a <script>. Define an object and map element ids to property names in that object.
What if the JSON contains special characters? (e.g. {test: '<"myString/>'})
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