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How to log cron jobs?
... use mail to send emails. Most systems will send unhandled cron job output by email to root or the corresponding user.
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Get a specific bit from byte
I have a byte, specifically one byte from a byte array which came in via UDP sent from another device. This byte stores the on/off state of 8 relays in the device.
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PHP Session Fixation / Hijacking
...he session identifier of a session for a user. Typically in PHP it's done by giving them a url like http://www.example.com/index...?session_name=sessionid. Once the attacker gives the url to the client, the attack is the same as a session hijacking attack.
There are a few ways to prevent session f...
Returning unique_ptr from functions
...sion of a copy operation are met and the object to be copied is designated by an lvalue,
overload resolution to select the constructor for the copy is first performed as if the object were designated by an rvalue.
Just wanted to add one more point that returning by value should be the default ...
Abstract Class vs Interface in C++ [duplicate]
...he app
void Run();
// <---- This behavior must be implemented by the client ---->
// Rendering
virtual void Render() = 0;
// Handle user input
// (returns false to quit, true to continue looping)
virtual bool HandleInput() = 0;
// <----------------------------------...
How are parameters sent in an HTTP POST request?
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NOTE: the body is separated from the header by just one blank line.
– Gab是好人
May 2 '16 at 15:15
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How to get a resource id with a known resource name?
I want to access a resource like a String or a Drawable by its name and not its int id.
10 Answers
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How to access pandas groupby dataframe by key
How do I access the corresponding groupby dataframe in a groupby object by the key?
5 Answers
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Including one C source file in another?
...and decoupled and these aspects can be usefully represented and reinforced by coding different parts of the subsystem in different files.
With C, you can lose a lot by doing this. Almost all toolchains provide decent optimisation for a single compilation unit, but are very pessimistic about anythi...
Java Timestamp - How can I create a Timestamp with the date 23/09/2007?
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By Timestamp, I presume you mean java.sql.Timestamp. You will notice that this class has a constructor that accepts a long argument. You can parse this using the DateFormat class:
DateFormat dateFormat = new SimpleDateFormat...