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What causes a TCP/IP reset (RST) flag to be sent?
I'm trying to figure out why my app's TCP/IP connection keeps hiccuping every 10 minutes (exactly, within 1-2 seconds). I ran Wireshark and discovered that after 10 minutes of inactivity the other end is sending a packet with the reset (RST) flag set. A google search tells me "the RESET flag signif...
List of installed gems?
...
Gem::Specification.map {|a| a.name}
However, if your app uses Bundler it will return only list of dependent local gems. To get all installed:
def all_installed_gems
Gem::Specification.all = nil
all = Gem::Specification.map{|a| a.name}
Gem::Specification.reset
...
What are the key differences between Apache Thrift, Google Protocol Buffers, MessagePack, ASN.1 and
... especially tutorial levels -- and to my (admittedly brief) glance doesn't appear to add anything that other, previous efforts don't already do (and in some cases better). To be fair to it, it has a rather impressive number of languages it supports out of the box including a few of the higher-profi...
Representing Directory & File Structure in Markdown Syntax [closed]
...
I followed an example in another repository and wrapped the directory structure within a pair of triple backticks (```):
```
project
│ README.md
│ file001.txt
│
└───folder1
│ │ file011.txt
│ │ file012.txt
│ │
│ └───subf...
Hand Coded GUI Versus Qt Designer GUI [closed]
I'm spending these holidays learning to write Qt applications. I was reading about Qt Designer just a few hours ago, which made me wonder : what do people writing real world applications in Qt use to design their GUIs? In fact, how do people design GUIs in general?
...
How to disable back swipe gesture in UINavigationController on iOS 7
In iOS 7 Apple added a new default navigation behavior. You can swipe from the left edge of the screen to go back on the navigation stack. But in my app, this behavior conflicts with my custom left menu. So, is it possible to disable this new gesture in UINavigationController?
...
Git stash pop- needs merge, unable to refresh index
I can't pop my stash because I merged a branch which apparently conflicts with my stash and now my stash is seemingly unable to be popped.
...
UIView Hide/Show with animation
...ous Solution
Michail's solution will work, but it's not actually the best approach.
The problem with alpha fading is that sometimes the different overlapping view layers look weird as they fade out. There are some other alternatives using Core Animation. First include the QuartzCore framework in y...
How to make the hardware beep sound in Mac OS X 10.6
...re beep sound like in open suse and other distributions. I tried following approaches
16 Answers
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Task not serializable: java.io.NotSerializableException when calling function outside closure only o
...rmation code (closure) is:
serialized on the driver node,
shipped to the appropriate nodes in the cluster,
deserialized,
and finally executed on the nodes
You can of course run this locally (as in your example), but all those phases (apart from shipping over network) still occur. [This lets you ...