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How do I clone a subdirectory only of a Git repository?
...lders you want to actually check out. This is done by listing them in .git/info/sparse-checkout, eg:
echo "some/dir/" >> .git/info/sparse-checkout
echo "another/sub/tree" >> .git/info/sparse-checkout
Last but not least, update your empty repo with the state from the remote:
git pull ...
How to shrink/purge ibdata1 file in MySQL
...
When you delete innodb tables, MySQL does not free the space inside the ibdata file, that's why it keeps growing. These files hardly ever shrink.
How to shrink an existing ibdata file:
https://dev.mysql.com/doc/refman/5.6/en/innodb-system-tablespace.html#innodb-resize-sy...
how to File.listFiles in alphabetical order?
... String folderPath = "../" + filePath.trim() + "/";
logger.info("Path: " + folderPath);
File folder = new File(folderPath);
File[] listOfFiles = folder.listFiles();
int length = listOfFiles.length;
logger.info("So luong files: " + l...
grep a file, but show several surrounding lines?
...but it can also function as a simple switch / flag (-g to enable debugging info in GCC). However spaces between options are optional, so for options without a value, it is possible to merge them (-ABC), which means that -15 is interpreted -1 -5 (two separate options) and the -5 overrides the -1.
...
Difference between string and char[] types in C++
...so release its heap memory on the calling heap, so it will only be able to free memory again if you're using a shared (.dll or .so) version of the runtime.
In short: use C++ strings in all your internal functions and methods. If you ever write a .dll or .so, use C strings in your public (dll/so-exp...
The shortest possible output from git log containing author and date
...d a lot better at the expense of some (hopefully) useless characters.
Feel free to edit if you have any improvements, I'd love to make the message color depend on whether a commit is signed, but it doesn't seem like that is possible atm.
Screenshot
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Status bar won't disappear
...ctly control the status bar for each view. Turning off this option in your Info.plist will enable you to hide the status bar, at least for the current Developer Preview (4).
For reference, please take a look at the iOS 7 transition guide that's available on Apple's developer portal.
...
How to activate an Anaconda environment
...appears in the tutorials for Mac and Linux:
$ source activate py33
More info:
https://groups.google.com/a/continuum.io/forum/#!topic/anaconda/8T8i11gO39U
Does `anaconda` create a separate PYTHONPATH variable for each new environment?
...
POST request via RestTemplate in JSON
...ders here
String requestJson = "{ // Construct your JSON here }";
logger.info("Request JSON ="+requestJson);
HttpEntity<String> entity = new HttpEntity<String>(requestJson, headers);
ResponseEntity<String> response = restTemplate.exchange(url, HttpMethod.POST, entity, String.clas...
Best practices for in-app database migration for Sqlite
...able that sqlite provides (sqlite does nothing with this variable, you are free to use it however you please). It starts at 0, and you can get/set this variable with the following sqlite statements:
> PRAGMA user_version;
> PRAGMA user_version = 1;
When the app starts, I check the curren...