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How is it possible to declare nothing inside main() in C++ and yet have a working application after
...to be initialized before or during the first initialization of an std::ios_base::Init object. And <iostream> is guaranteed to behave "as if" it contained an instance of an std::ios_base_Init object at namespace scope.
– James Kanze
Jul 8 '13 at 15:30
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How to make input type= file Should accept only pdf and xls
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Please, never ever check a file based on the extension. What about a executable named lolcat.jpg?
– feeela
Aug 27 '12 at 13:14
1
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WebSockets protocol vs HTTP
...shake. Unlike TCP, which is a streaming transport, WebSockets is a message based transport: messages are delimited on the wire and are re-assembled in-full before delivery to the application. WebSocket connections are bi-directional, full-duplex and long-lived. After the initial handshake request/re...
Install a .NET windows service without InstallUtil.exe
...at InstallUtil does 3. you don't need to change the installer when on x86/x64 4. it hasn't changed in several versions of .Net - if it does, it will be picked up in testing and I will fix it then.
– adrianbanks
Jan 15 '11 at 23:48
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How to implement custom JsonConverter in JSON.NET to deserialize a List of base class objects?
...verter
{
/// <summary>
/// Create an instance of objectType, based properties in the JSON object
/// </summary>
/// <param name="objectType">type of object expected</param>
/// <param name="jObject">
/// contents of JSON object that will be deser...
What does “atomic” mean in programming?
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or have no apparent effect.
So, for instance, in the context of a database system, one can have 'atomic commits', meaning that you can push a changeset of updates to a relational database and those changes will either all be submitted, or none of them at all in the event of failure, in this way...
Are tuples more efficient than lists in Python?
... -m timeit -s "x=[1,2,3,4,5,6,7,8]" "y=x[3]"
10000000 loops, best of 3: 0.0649 usec per loop
So in this case, instantiation is almost an order of magnitude faster for the tuple, but item access is actually somewhat faster for the list! So if you're creating a few tuples and accessing them many man...
What is the difference between CMD and ENTRYPOINT in a Dockerfile?
...calhost (127.0.0.1): 48 data bytes
56 bytes from 127.0.0.1: icmp_seq=0 ttl=64 time=0.096 ms
56 bytes from 127.0.0.1: icmp_seq=1 ttl=64 time=0.088 ms
56 bytes from 127.0.0.1: icmp_seq=2 ttl=64 time=0.088 ms
^C--- localhost ping statistics ---
3 packets transmitted, 3 packets received, 0% packet loss
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Print function log /stack trace for entire program using firebug
...t this would be useful. I am stepping in to take ownership of a large code base and something that can generate a running trace of all function calls would certainly help get a sense of the flow/shape of the code and detect dead code.
– Matthew Nichols
Mar 7 '1...
Is it possible to make a Tree View with Angular?
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I have created a simple re-usable tree control (directive) for AngularJS based on a Bootstrap "nav" list. I added extra indentation, icons, and animation. HTML attributes are used for configuration.
It does not use recursion.
I called it angular-bootstrap-nav-tree ( catchy name, don't you thin...