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Safely limiting Ansible playbooks to a single machine?
...Note the comma (,) at the end; this signals that it's a list, not a file.
Now, this won't protect you if you accidentally pass a real inventory file in, so it may not be a good solution to this specific problem. But it's a handy trick to know!
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What is INSTALL_PARSE_FAILED_NO_CERTIFICATES error?
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I found that this error can now also occur when using the wrong signing config. As described here, Android 7.0 introduces a new signature scheme, V2. The V2 scheme signs the entire APK rather than just the JAR, as is done in the V1 scheme. If you sign...
Delete directories recursively in Java
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@Steve K, URL is now: svn.apache.org/viewvc/commons/proper/io/trunk/src/main/java/org/…
– Richard EB
Apr 12 '16 at 10:31
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See line breaks and carriage returns in editor
Does anyone know of a text editor on Linux that allows me to see line breaks and carriage returns? Does Vim support this feature?
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Is it better to call ToList() or ToArray() in LINQ queries?
... make it into Gen 2 then you may be better off paying the extra allocation now vs polluting the Gen 2 heap. IME though I rarely see this. It's much more common to see ToArray being passed immediately to another short lived LINQ query.
– JaredPar
May 1 '13 at 1...
What is the advantage to using bloom filters?
...in the article). You populate your filter from this disk-bound data once.
Now you have the filter in RAM. When you need to process some element, you query your filter to see if it stands a chance of existing in your data set. If it doesn't, no extra work is done. No disk reads, etc. (Which you woul...
How to Create Grid/Tile View?
...o create masonry layout.
Alternatively, you can use CSS3 columns. But for now jQuery based plugin is the best choice since there is compatibility issue with CSS3 column.
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Unit testing code with a file system dependency
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Yay! Now it's testable; I can feed in test doubles (mocks) to the DoIt method. But at what cost? I've now had to define 3 new interfaces just to make this testable. And what, exactly, am I testing? I'm testing that my DoIt functio...
Difference between string and char[] types in C++
I know a little C and now I'm taking a look at C++.
I'm used to char arrays for dealing with C strings, but while I look at C++ code I see there are examples using both string type and char arrays:
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how can I add the aidl file to Android studio (from the in-app billing example)
...ng to the directory App_name/app/src/main/aidl/com/android/vending/billing
Now go ahead with InApp billing coding and while defining InApp related services you will get an error can not resolve symbol IInAppBillingXXXXXX
Now goto to Build from android studio menu , click on Rebuild Project. This wil...