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.net localhost website consistently making get arterySignalR/poll?transport=longPolling&connectionTo

...ewed the default.aspx page with the Firefox browser. When I check the net calls it has made, I see it making constant calls to: ...
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How to test that no exception is thrown?

... test your functionality: if an exception is thrown the test will automatically fail. If no exception is thrown, your tests will all turn up green. I have noticed this question garners interest from time to time so I'll expand a little. Background to unit testing When you're unit testing it's imp...
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JavaScript - get the first day of the week from current date

... This is great except this function should be called "setToMonday" as it modifies the date object passed in. getMonday, would return a new Date that is the monday based on the date passed in. A subtle difference, but one that caught me after using this function. Easiest f...
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Check if object value exists within a Javascript array of objects and if not add a new object to arr

...his is what I did in addition to @sagar-gavhane's answer const newUser = {_id: 4, name: 'Adam'} const users = [{_id: 1, name: 'Fred'}, {_id: 2, name: 'Ted'}, {_id: 3, 'Bill'}] const userExists = users.some(user => user.name = newUser.name); if(userExists) { return new Error({error:'User exi...
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Convert to binary and keep leading zeros in Python

...ction in Python. However, it always removes the leading zeros, which I actually need, such that the result is always 8-bit: ...
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Connect Java to a MySQL database

... Here's a step by step explanation how to install MySQL and JDBC and how to use it: Download and install the MySQL server. Just do it the usual way. Remember the port number whenever you've changed it. It's by default 3306. Download the JDBC driver and put in classpath...
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How to get the current time in milliseconds from C in Linux?

... This can be achieved using the POSIX clock_gettime function. In the current version of POSIX, gettimeofday is marked obsolete. This means it may be removed from a future version of the specification. Application writers are encouraged to use the clock_gettime functi...
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How should I handle “No internet connection” with Retrofit on Android

...an> isNetworkActive) { isNetworkActive.subscribe( _isNetworkActive -> this.isNetworkActive = _isNetworkActive, _error -> Log.e("NetworkActive error " + _error.getMessage())); } @Override public Response intercept(Interceptor.Chain chain) thr...
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When is TCP option SO_LINGER (0) required?

...void large numbers of connections sitting in the TIME_WAIT state, tying up all the available resources on a server. When a TCP connection is closed cleanly, the end that initiated the close ("active close") ends up with the connection sitting in TIME_WAIT for several minutes. So if your protocol i...
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pandas resample documentation

...ffsets), and a section about resampling. Note that there isn't a list of all the different how options, because it can be any NumPy array function and any function that is available via groupby dispatching can be passed to how by name. ...