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Is there a Python equivalent of the C# null-coalescing operator?
... use this to trigger the default value without using None specifically (an error object, for example).
In some languages this behavior is referred to as the Elvis operator.
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Android List Preferences: have summary as selected value?
...s);
context = getActivity();
if (context == null){
Log.e("error","context is null");
}
prefs = PreferenceManager.getDefaultSharedPreferences(context);
myFrequencyList = (Preference) findPreference("frequency_key");
prefs.registerOnSharedPreferenceChangeListener(thi...
How do I integrate Ajax with Django applications?
... alert(data);
},
failure: function(data) {
alert('Got an error dude');
}
});
The general process is this:
The call goes to the URL 127.0.0.1:8000/hello as if you opened a new tab and did it yourself.
If it succeeds (status code 200), do the function for success, which will...
Clearing localStorage in javascript?
...lStorage.clear();
For example, you could clear the localStorage after an error occurs in webkit browsers like so.
// clears the local storage upon error
if (localStorageEnabled)
window.onerror = localStorage.clear.bind(localStorage);
In the above example, you need the .bind(window) because wi...
Replace multiple characters in one replace call
...doesn't work? are you able to provide an example on fiddle, i keep getting errors
– Shannon Hochkins
May 16 '13 at 0:43
3
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Regex to get string between curly braces
...
@meouw sa = s.split("/\{([^}]+)\}/"); gives a compile error. illegal repetition, invalid escape character.
– likejudo
Dec 26 '12 at 0:22
...
continue processing php after sending http response
...essing continues
// do desired processing ...
$expensiveCalulation = 1+1;
error_log($expensiveCalculation);
Source: https://www.php.net/manual/en/function.fastcgi-finish-request.php
PHP issue #68722: https://bugs.php.net/bug.php?id=68772
...
Node.js: printing to console without a trailing newline?
...
There seem to be many answers suggesting:
process.stdout.write
Error logs should be emitted on:
process.stderr
Instead use:
console.error
For anyone who is wonder why process.stdout.write('\033[0G'); wasn't doing anything it's because stdout is buffered and you need to wait for dra...
How to set value of input text using jQuery
....val("fgg");
});
Failing this, you will need to verify in your browser's error console that you don't have other script errors causing this to fail. The first example above works correctly in this demonstration.
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Method Overloading for null argument
...ally plan to call these methods with null arguments. Such a design invites errors in the future.
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