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Post data to JsonP
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JSONP is implemented by inserting <script> tags that point to another domain. The only way to execute POST requests in a browser is via HTML forms or XMLHttpRequest.
– friedo
May 10 '12 at 0:20
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Determine the line of code that causes a segmentation fault?
...d, if you repeat the failed input it will not fail. My problem was caused by multithreading. So far I have not figured out the line of code causing this problem. I am using retry to cover up this problem for now. If use -g option, fault goes away!
– Kemin Zhou
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How can I see the specific value of the sql_mode?
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@IkeWalker, Do you mean to say that by default (the "blank" mode), it is equivalent to as though all of PIPES_AS_CONCAT,ANSI_QUOTES,IGNORE_SPACE,ORACLE,NO_KEY_OPTIONS,NO_TABLE_OPTIONS,NO_FIELD_OPTIONS,NO_AUTO_CREATE_USER and etc are not set? Or do you mean that...
Why do you need to create a cursor when querying a sqlite database?
...ifies the row. The cursor must be opened and already positioned
on a row by means of FETCH statement.
If you check the docs on Python sqlite module, you can see that a python module cursor is needed even for a CREATE TABLE statement, so it's used for cases where a mere connection object should s...
127 Return code from $?
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Value 127 is returned by /bin/sh when the given command is not found within your PATH system variable and it is not a built-in shell command. In other words, the system doesn't understand your command, because it doesn't know where to find the bin...
PendingIntent does not send Intent extras
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I think you need to update the Intent when you receive a new one by overriding onNewIntent(Intent) in your Activity. Add the following to your Activity:
@Override
public void onNewIntent(Intent newIntent) {
this.setIntent(newIntent);
// Now getIntent() returns the updated Intent
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When using Spring Security, what is the proper way to obtain current username (i.e. SecurityContext)
...i-threaded environment. The underlying SecurityContextHolderStrategy used by SecurityContextHolder is, by default, an instance of ThreadLocalSecurityContextHolderStrategy, which stores SecurityContexts in a ThreadLocal. Therefore, it is not necessarily a good idea to inject the SecurityContext dir...
Test method is inconclusive: Test wasn't run. Error?
...e of the above options worked for anyone I fixed my instance of this error by noticing a corrupt entry in my App.Config due to a missing nuget package in the test project.
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Difference between float and decimal data type
.... If you add 33.333333333 three times you don't get 100. If you divide 100 by 3 you don't get a rational number without a repeating set of trailing digits, so you can't multiply it by 3 and get 100. Get out a calculator and try it. Logically we know 1/3 + 1/3 + 1/3 should equal 3/3rds IE: 1, but thi...
What can you do in MSIL that you cannot do in C# or VB.NET? [closed]
...ion that is common in functional languages. It occurs when a method A ends by returning the value of method B such that method A's stack can be deallocated once the call to method B is made.
MSIL code supports tail recursion explicitly, and for some algorithms this could be a important optimization...