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UDP vs TCP, how much faster is it? [closed]
...P is faster than TCP, and the simple reason is because its non-existent acknowledge packet (ACK) that permits a continuous packet stream, instead of TCP that acknowledges a set of packets, calculated by using the TCP window size and round-trip time (RTT).
For more information, I recommend the simpl...
Get the _id of inserted document in Mongo database in NodeJS
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I don't know if this is general or only works in meteor, but when you call collection.insert(object), it returns the id of the inserted object right away.
– vantesllar
Oct 30 '16 at 20:45
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How do I configure a Python interpreter in IntelliJ IDEA with the PyCharm plugin?
... project, where I have used Selenium and added that using external path
Now you need to open Project Structure and go to SDK Section
Now Select your project's virtual environment. In the Classpath tab add the PYTHONPATH by clicking + button
and now the modules will be recognized
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What is Bit Masking?
...ou could first do the mask, then the shift. The results are the same, but now you would have to use a different mask:
uint32_t byte3 = (value & 0xff00) >> 8;
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Swift make method parameter mutable?
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Thank you. This worked for now, but its like using pointers in C. Would this survive another Swift version?
– Krishna Vedula
Jul 26 '17 at 12:44
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Eclipse - debugger doesn't stop at breakpoint
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I upgraded to JDK 1.6 update 16. Now it stops at all the break points that I have set. Thanks a lot for your help.
– Roy
Sep 3 '09 at 2:43
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Can javax.persistence.Query.getResultList() return null?
...t it right?
No matter what, I would code defensively and check for null.
Now the big question: should we treat "null" and an empty List as synonymous? This is where the specs should help us, and don't.
My guess is that a null return (if indeed it could happen) would be equivalent to "I didn't un...
How do I set a variable to the output of a command in Bash?
...myDate '2000-01-01'
946681200
myDate "$(ps ho lstart 1)" boottime
myDate now now ; read utm idl </proc/uptime
myBc "$now-$boottime" uptime
printf "%s\n" ${utm%%.*} $uptime
42134906
42134906
ps --tty pts/20 fw
PID TTY STAT TIME COMMAND
29019 pts/20 Ss 0:00 bash
30944 pt...
Declaration of Methods should be Compatible with Parent Methods in PHP
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This has changed in PHP 5.4, btw: * E_ALL now includes E_STRICT level errors in the error_reporting configuration directive. See here: php.net/manual/en/migration54.other.php
– Duncan Lock
Nov 17 '12 at 1:08
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JavaScript code to stop form submission
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The following works as of now (tested in Chrome and Firefox):
<form onsubmit="event.preventDefault(); validateMyForm();">
Where validateMyForm() is a function that returns false if validation fails. The key point is to use the name event. We ...