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How to reuse an ostringstream?
...location. And if you want to truly "start fresh" without reallocation just call seekp(0) again after sending std::end. s.seekp(0); s << std::ends; s.seekp(0);
– Chip Grandits
Jun 30 '17 at 17:35
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How do I check if a string is valid JSON in Python?
...JSON.
In general, the "Pythonic" philosophy for this kind of situation is called EAFP, for Easier to Ask for Forgiveness than Permission.
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Convert UTC/GMT time to local time
...ateTimeKind.Utc
Now, once the system knows its in UTC time, you can just call ToLocalTime:
DateTime dt = convertedDate.ToLocalTime();
This will give you the result you require.
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Android. WebView and loadData
...itly specifies a charset parameter in the mediatype portion of the URL and call loadUrl(String) instead. Note that the charset obtained from the mediatype portion of a data URL always overrides that specified in the HTML or XML document itself.
Therefore, you should either use US-ASCII and escape ...
How can javascript upload a blob?
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To do basically $('input[type=file]').value=blob
– William Entriken
Aug 9 '13 at 21:36
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How is it possible to declare nothing inside main() in C++ and yet have a working application after
...tances, it doesn't depend on such initialization order, then it is safe to call initialization functions (which is a common practice in C and C++).
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How to refer environment variable in POM.xml?
I am using maven as build tool. I have set an environment variable called env . How can I get access to this environment variable's value in the pom.xml file?
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JVM option -Xss - What does it do exactly?
...its own stack. The stack is used to hold return addresses, function/method call arguments, etc. So if a thread tends to process large structures via recursive algorithms, it may need a large stack for all those return addresses and such. With the Sun JVM, you can set that size via that parameter.
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Running multiple AsyncTasks at the same time — not possible?
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To void issues you can make the call generic: void startMyTask(AsyncTask<Void, ?, ?> asyncTask) (if your doInBackground takes Void)
– Peter
Mar 28 '13 at 15:17
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Declaring and initializing variables within Java switches
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Switch statements are odd in terms of scoping, basically. From section 6.3 of the JLS:
The scope of a local variable declaration in a block (§14.4) is the rest of the block in which the declaration appears, starting with its own initializer and including any further decl...