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What's invokedynamic and how do I use it?
...dynamic enables us to Bootstrap the invocation process in any way we want. Then the JVM takes care of calling the Bootstrapped Method directly.
How Does Indy Work?
The first time JVM sees an invokedynamic instruction, it calls a special static method called Bootstrap Method. The bootstrap method i...
Parse email content from quoted reply
...this article on threading. Once you have re-assembled the thread, you can then remove the external text (such as To, From, CC, etc... lines) and you're done.
If the messages you are working with do not have the headers, you can also use similarity matching to determine what parts of an email are...
How does the vim “write with sudo” trick work?
...s modifying your file, but it isn't. If you opened and modified file1.txt, then ran :w file2.txt, it would be a "save as"; file1.txt wouldn't be modified, but the current buffer contents would be sent to file2.txt.
Instead of file2.txt, you can substitute a shell command to receive the buffer conte...
How to keep onItemSelected from firing off on a newly instantiated Spinner?
...with the "current selected index", initialized to the first item selected. Then on selection event - check if it equals the new position - return and do nothing. Of course update the variable on selection.
– daniel.gindi
Sep 18 '13 at 11:06
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How can I add the sqlite3 module to Python?
...lly , and meet this error, you should install sqlite-devel package first, then rebuild python3.
– ngn999
Mar 28 '16 at 1:28
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What is a CSRF token ? What is its importance and how does it work?
... @LutzPrechelt thank you. why can't javascript be able to obtain any authenticity tokens from the browser?
– BKSpurgeon
Aug 10 '16 at 6:27
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how can you easily check if access is denied for a file in .NET?
...ays be handled, but if you check for a read permission and it's not there, then you may want to skip reading the file, even if it's possible that a second later you might have access. You have to draw the line somewhere.
– Triynko
Nov 29 '11 at 5:43
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How to make a phone call in android and come back to my activity when the call is done?
...wait until changed from PHONE_STATE_OFFHOOK to PHONE_STATE_IDLE again) and then write some code to bring your app back up on the IDLE state.
you may need to run the listener in a service to ensure it stays up and your app is restarted. some example code:
EndCallListener callListener = new EndCa...
What is the fastest way to compute sin and cos together?
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Then the input value needs to be mapped to [0,2*pi] (or smaller with additional checks) and this call to fmod eats away performance. In my (propably suboptimal) implementation I could not gain performance with the look-up tab...
Why doesn't Mockito mock static methods?
...that when you find yourself having to mock static methods or constructors, then this is an indicator for poor class design. For instance, when following a puristic IoC approach in assembling your code modules, you will never even have the need to mock statics or ctors in the first place (unless they...