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How to check if current thread is not main thread
I need to check if the thread running a certain piece of code is the main (UI) thread or not. How can I achieve this?
9 Ans...
Understanding the basics of Git and GitHub [closed]
...ng with other people, but I don't collaborate with anybody so I don't know if this would be helpful for me.
3 Answers
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How to tell if browser/tab is active [duplicate]
I have a function that is called every second that I only want to run if the current page is in the foreground, i.e. the user hasn't minimized the browser or switched to another tab. It serves no purpose if the user isn't looking at it and is potentially CPU-intensive, so I don't want to just waste ...
String contains - ignore case [duplicate]
Is it possible to determine if a String str1="ABCDEFGHIJKLMNOP" contains a string pattern strptrn="gHi" ? I wanted to know if that's possible when the characters are case insensitive. If so, how?
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How to create a directory in Java?
...tory").mkdirs();
Deprecated:
File theDir = new File("new folder");
// if the directory does not exist, create it
if (!theDir.exists()) {
System.out.println("creating directory: " + theDir.getName());
boolean result = false;
try{
theDir.mkdir();
result = true;
} ...
How can I get a file's size in C? [duplicate]
...ftell(fp);
You can then seek back, e.g.:
fseek(fp, 0L, SEEK_SET);
or (if seeking to go to the beginning)
rewind(fp);
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Is there a better way to find out if a local git branch exists?
I am using the following command to find out if a local git branch with branch-name exists in my repository. Is this correct? Is there a better way?
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Focus Next Element In Tab Index
...r curIndex = currentElement.tabIndex; //get current elements tab index
if(curIndex == lastTabIndex) { //if we are on the last tabindex, go back to the beginning
curIndex = 0;
}
var tabbables = document.querySelectorAll(".tabable"); //get all tabable elements
for(var i=0; i<...
How can you detect the version of a browser?
I've been searching around for code that would let me detect if the user visiting the website has Firefox 3 or 4. All I have found is code to detect the type of browser but not the version.
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LINQ: When to use SingleOrDefault vs. FirstOrDefault() with filtering criteria
...e that you only want the first one.
I personally find the semantics very different and using the appropriate one, depending on the expected results, improves readability.
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