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Defining Z order of views of RelativeLayout in Android
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In Android starting from API level 21, items in the layout file get their Z order both from how they are ordered within the file, as described in correct answer, and from their elevation, a higher elevation value means the item gets a higher Z o...
jquery - fastest way to remove all rows from a very large table
...grid library such as the excellent DataTables to load your data on the fly from the server, increasing the number of network calls, but decreasing the size of those calls. I had a very complicated table with 1500 rows that got quite slow, changing to the new AJAX based table made this same data seem...
Get controller and action name from within controller?
...tic.
// controller constructor
public MyController() {
// grab action from RequestContext
string action = System.Web.HttpContext.Current.Request.RequestContext.RouteData.GetRequiredString("action");
// grab session (another example of using System.Web.HttpContext static reference)
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How to modify a text file?
... Python thing. It is the same in all languages.
What I usually do is read from the file, make the modifications and write it out to a new file called myfile.txt.tmp or something like that. This is better than reading the whole file into memory because the file may be too large for that. Once the te...
uncaught syntaxerror unexpected token U JSON
...fox I get, "JSON.parse: unexpected character". I'm returning the json data from a php file and the returning json string is valid. I checked it with http://jsonlint.com/ . Any help would be appreciated... Thanks.
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How to call an external command?
...l command (as if I'd typed it at the Unix shell or Windows command prompt) from within a Python script?
62 Answers
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When should we use mutex and when should we use semaphore
... must happen in the same thread later on.
e.g.: If you are deleting a node from a global linked list, you do not want another thread to muck around with pointers while you are deleting the node. When you acquire a mutex and are busy deleting a node, if another thread tries to acquire the same mutex,...
File to byte[] in Java
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From JDK 7 you can use Files.readAllBytes(Path).
Example:
import java.io.File;
import java.nio.file.Files;
File file;
// ...(file is initialised)...
byte[] fileContent = Files.readAllBytes(file.toPath());
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How to run Unix shell script from Java code?
It is quite simple to run a Unix command from Java.
17 Answers
17
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How do you make Git ignore files without using .gitignore?
... the different "ignore pattern sources" that Git consider:
Patterns read from the command line for those commands that support them.
Patterns read from a .gitignore file in the same directory as the path, or in any parent directory, with patterns in the higher level files (up to the root) being ov...