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How to split a file into equal parts, without breaking individual lines? [duplicate]
...r
enter code here
line="to=xxx@gmail.com=yyy@yahoo.co.in";
string[] tokens = line.Split(new char[] { '=' }, 2, 0);
ans:
tokens[0]=to
token[1]=xxx@gmail.com=yyy@yahoo.co.in"
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How to validate an OAuth 2.0 access token for a resource server?
...sks a resource server to get a protected resource with an OAuth 2.0 access token, how does this server validate the token? The OAuth 2.0 refresh token protocol?
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do you have kcachegrind like profiling tools for mac [closed]
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Apple supply Instruments for monitoring runtime allocation of stuff and finding leaks, Shark for explicit profiling and Guard Malloc (directly built into Xcode) for memory allocation debugging. These all come as part of the developer tools.
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Looping through the content of a file in Bash
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Using for makes the input tokens/lines subject to shell expansions, which is usually undesirable; try this: for l in $(echo '* b c'); do echo "[$l]"; done - as you'll see, the * - even though originally a quoted literal - expands to the files in the c...
“INSERT IGNORE” vs “INSERT … ON DUPLICATE KEY UPDATE”
...ly, which has some unexpected side effects:
A new auto-increment ID is allocated.
Dependent rows with foreign keys may be deleted (if you use cascading foreign keys) or else prevent the REPLACE.
Triggers that fire on DELETE are executed unnecessarily.
Side effects are propagated to replicas too....
How to construct a REST API that takes an array of id's for the resources
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System.out.println("zrssIds = " + Ids);
//Here you need to use String tokenizer to make the array from the string.
}
Call the service by using following url.
http://localhost:8080/MyServices/resources/cm/data/xml/12,13,56,76
where
http://localhost:8080/[War File Name]/[Servlet Mapping]/[...
Difference between VARCHAR and TEXT in MySQL [duplicate]
... (at least if you use mysqli without store_result), you maybe get a memory allocation error, because PHP tries to allocate 4 GB of memory to be sure the whole string can be buffered. This maybe also happens in other languages than PHP.
However, you should always check the input (Is it too long? Doe...
Tetris-ing an array
...nes[$n][$i]) {
// we've found a difference between current token
// stop search:
return $max;
}
}
if($lines[0][$i] == $delim) {
// we've found a complete token:
$max = $i + 1;
}
}
retu...
Technically, why are processes in Erlang more efficient than OS threads?
... registers, address space mapping, etc.).
Erlang processes use dynamically allocated stacks, which start very small and grow as necessary. This permits the spawning of many thousands — even millions — of Erlang processes without sucking up all available RAM.
Erlang used to be single-threaded, me...
What's a good rate limiting algorithm?
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That is a standard algorithm—it's a token bucket, without queue. The bucket is allowance. The bucket size is rate. The allowance += … line is an optimization of adding a token every rate ÷ per seconds.
– derobert
Jan 26...