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How to handle Objective-C protocols that contain properties?
...l, they have no variables or methods themselves - they only describe a specific set of attributes that is true about your class so that objects holding references to them can use them in specific ways.
That means in your class that conforms to your protocol, you have to do everything to make sure a...
How to recover a dropped stash in Git?
...mal tools. When you’re done, just blow the branch away.
Finding the hash
If you have only just popped it and the terminal is still open, you will still have the hash value printed by git stash pop on screen (thanks, Dolda).
Otherwise, you can find it using this for Linux, Unix or Git Bash for Wind...
How to set tbody height with overflow scroll
...
Finally! I'm now able to have a fixed height, scrolling table body, fixed headers, adjustable column widths .... all without javascript! Thank you!!
– Matt Hancock
Dec 6 '15 at 23:13
...
ArrayBuffer to base64 encoded string
...e building an array of the characters and join()ing them at the end is significantly faster on Firefox, IE, and Safari (but quite a lot slower on Chrome): jsperf.com/tobase64-implementations
– JLRishe
May 14 '14 at 9:30
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How to keep index when using pandas merge
... I do the merge, the resulting DataFrame has integer index. How can I specify that I want to keep the index from the left data frame?
...
Django: Set foreign key using integer?
...ea there. While it works, and the type field gets written to the database, if you access the type property afterwards it doesn't reflect the change. Said in code, this would fail assert(employe.type.id == 4).
– Rune Kaagaard
Jan 9 '17 at 20:29
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How to search by key=>value in a multidimensional array in PHP
...ode:
function search($array, $key, $value)
{
$results = array();
if (is_array($array)) {
if (isset($array[$key]) && $array[$key] == $value) {
$results[] = $array;
}
foreach ($array as $subarray) {
$results = array_merge($results, sea...
Static variables in member functions
...only to those types. e.g. template<typename T> void foo (T t) {...}. Now for foo<int> there will be a static int i (say foo<int>::i) and separate for foo<string> there will be a separate static int i (say foo<string>::i) and so on. i will be incremented separately for f...
Execute a terminal command from a Cocoa app
...n/grep foo bar.txt'.
int pid = [[NSProcessInfo processInfo] processIdentifier];
NSPipe *pipe = [NSPipe pipe];
NSFileHandle *file = pipe.fileHandleForReading;
NSTask *task = [[NSTask alloc] init];
task.launchPath = @"/usr/bin/grep";
task.arguments = @[@"foo", @"bar.txt"];
task.standardOutput = pi...
Team Build Error: The Path … is already mapped to workspace
...
Specifically, you can remove the offending workspace's WorkspaceInfo entry from C:\Users\ukcco3jbe\AppData\Local\Microsoft\Team Foundation\3.0\Cache\VersionControl.config. XPath: /VersionControlServer/Servers/ServerInfo/Workspac...