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What should I do if the current ASP.NET session is null?

...ireRequestState runs before control is handed to your Page. So if you are calling other functionality, including static classes, from your page, you should be fine. If you have some classes doing initialization logic during startup, for example on the Application_Start event or by using a static con...
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Clearing purchases from iOS in-app purchase sandbox for a test user

...ases for an address: so tester+01@gmail.com and tester+02@gmail.com both really just go to tester@gmail.com. Probably other email hosts do the same. When you create a test account you need to introduce: first name, last name, email address, password, secret question, secret answer, date of birth, an...
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Extracting double-digit months and days from a Python date [duplicate]

..., just make sure to add the number before ":02d", e.g.: {0}/{1:02d}-{2:02d}_{3}.json'.format(othervalue, currentMonth, currentDay, othervalue2) – Alex Jul 28 '17 at 8:58 3 ...
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How to reset index in a pandas dataframe? [duplicate]

... DataFrame.reset_index is what you're looking for. If you don't want it saved as a column, then do: df = df.reset_index(drop=True) If you don't want to reassign: df.reset_index(drop=True, inplace=True) ...
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PHP DOMDocument loadHTML not encoding UTF-8 correctly

... echo $dom->saveHTML(); This is not a great workaround, but since not all characters can be represented in ISO-8859-1 (like these katana), it's the safest alternative. share | improve this answ...
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Python List vs. Array - when to use?

... Basically, Python lists are very flexible and can hold completely heterogeneous, arbitrary data, and they can be appended to very efficiently, in amortized constant time. If you need to shrink and grow your list time-efficiently ...
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How can I post data as form data instead of a request payload?

In the code below, the AngularJS $http method calls the URL, and submits the xsrf object as a "Request Payload" (as described in the Chrome debugger network tab). The jQuery $.ajax method does the same call, but submits xsrf as "Form Data". ...
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Convert Json Array to normal Java list

...= new ArrayAdapter<String>(ListViewData.this, android.R.layout.simple_list_item_1, android.R.id.text1, list); listView.setAdapter(adapter); listView.setOnItemClickListener(ne
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PHP exec() vs system() vs passthru()

... They have slightly different purposes. exec() is for calling a system command, and perhaps dealing with the output yourself. system() is for executing a system command and immediately displaying the output - presumably text. passthru() is for executing a system command which...
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How to bind RadioButtons to an enum?

...rn UnsetValue on "false", because silverlight (and presumably WPF proper) calls the converter twice - once when unsetting the old radio button value and again to set the new one. I was hanging other things off the property setter so I only wanted it called once. -- if (parameterString == null ||...