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Convert base64 string to ArrayBuffer
... var len = binary_string.length;
var bytes = new Uint8Array(len);
for (var i = 0; i < len; i++) {
bytes[i] = binary_string.charCodeAt(i);
}
return bytes.buffer;
}
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How to set focus on input field?
...handler), execute element[0].focus(). Depending on your use case, you may or may not need a $timeout for this one:
<button class="btn" ng-click="showForm=true; focusInput=true">show form and
focus input</button>
<div ng-show="showForm">
<input type="text" ng-model="myInput"...
How can I clear previous output in Terminal in Mac OS X?
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To clear the terminal manually:
⌘+K
Command+K for newer keyboards
To clear the terminal from within a shell script;
/usr/bin/osascript -e 'tell application "System Events" to tell process "Terminal" to keystroke "k" using command down'
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How to post JSON to a server using C#?
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The way I do it and is working is:
var httpWebRequest = (HttpWebRequest)WebRequest.Create("http://url");
httpWebRequest.ContentType = "application/json";
httpWebRequest.Method = "POST";
using (var streamWriter = new StreamWriter(httpWebRequest.Get...
What's the difference between lapply and do.call?
...e length as X, each element of which is the result of applying FUN to the corresponding element of X.
do.call constructs and executes a function call from a name or a function and a list of arguments to be passed to it.
Map applies a function to the corresponding elements of given vectors... Map is ...
How do I push a new local branch to a remote Git repository and track it too?
...t -b <branch>
Edit files, add and commit. Then push with the -u (short for --set-upstream) option:
git push -u origin <branch>
Git will set up the tracking information during the push.
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What is the difference between iterator and iterable and how to use them?
I am new in Java and I'm really confused with iterator and iterable. Can anyone explain to me and give some examples?
13 An...
Syntax highlighting/colorizing cat
Is there a method to colorize the output of cat , the way grep does.
18 Answers
18
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Hide separator line on one UITableViewCell
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in viewDidLoad, add this line:
self.tableView.separatorColor = [UIColor clearColor];
and in cellForRowAtIndexPath:
for iOS lower versions
if(indexPath.row != self.newCarArray.count-1){
UIImageView *line = [[UIImageView alloc] initWithFrame:CGRectMake(0, 44, 320, 2)];...
How to replace a hash key with another key
... need replacing are unknown... We only know that they begin with an underscore, we don't know what the keys actually are.
– Dsel
Aug 21 '15 at 6:11
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