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Are parallel calls to send/recv on the same socket valid?
...send/recv then yes, you can call them simultaneously from multiple threads and things will work.
This doesn't necessarily mean that they'll be executed in parallel -- in the case of multiple sends, the second will likely block until the first completes. You probably won't notice this much, as a se...
What is hashCode used for? Is it unique?
...an item? For example I want to identify a picture or a song in the device, and check it whereabout. This could be done if the hashcode given for specific items is unique.
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Listing only directories in UNIX
... doesn't have such option).
Also, can this be done with a single line command?
20 Answers
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ASP.NET: This method cannot be called during the application's pre-start initialization stage
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Can you please expand on that a little? Where in the web.config? What do the keys do? I'm having trouble finding online documentation of those keys.
– Kennet Belenky
Jan 19 '11 at 19:54
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WPF and initial focus
...you can read the remarks on msdn.microsoft.com/en-us/library/… to understand how the control you attach this to matters.
– Joel McBeth
Jul 1 '14 at 23:07
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Which is faster: multiple single INSERTs or one multiple-row INSERT?
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I know I'm answering this question almost two and a half years after it was asked, but I just wanted to provide some hard data from a project I'm working on right now that shows that indeed doing multiple VALUE blocks per insert is MUCH faster than sequential single VALU...
outline on only one border
... using an image to do that (GIF/PNG) that I would then use as a background and stretch it (repeat-x) and position a little off from the top of my block.
Recently, I discovered the outline CSS property, which is great! But seems to circle the whole block...
Is it possibly to use this outline proper...
for each loop in Objective-C for accessing NSMutable dictionary
I am finding some difficulty in accessing mutable dictionary keys and values in Objective-C.
7 Answers
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Getting random numbers in Java [duplicate]
I would like to get a random value between 1 to 50 in Java.
2 Answers
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How to switch a user per task or set of tasks?
...ng theme that's in my ansible playbooks is that I often must execute a command with sudo privileges ( sudo: yes ) because I'd like to do it for a certain user. Ideally I'd much rather use sudo to switch to that user and execute the commands normally. Because then I won't have to do my usual post com...