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Why does an NSInteger variable have to be cast to long when used as a format argument?
...NSLog statements, which are just debugging aids after all, but also for [NSString stringWithFormat:] and the various derived messages, which are legitimate elements of production code.
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Return a “NULL” object if search result not found
..., you need to return a pointer, not a reference:
Attr *getAttribute(const string& attribute_name) const {
//search collection
//if found at i
return &attributes[i];
//if not found
return nullptr;
}
Otherwise, if you insist on returning by reference, then you shoul...
How to create a self-signed certificate for a domain name for development?
...poses. My web application solution contains a web API etc, that I need to call from external systems, hence I am not using localhost.
...
Copy to clipboard in Node.js?
...oc.stdin.write(data); proc.stdin.end();
}
write() can take a buffer or a string. The default encoding for a string will be utf-8.
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How to implement a custom AlertDialog View
...ntent"
android:layout_height="wrap_content"
android:text="@string/show_password"
android:id="@+id/show_password_checkbox"
android:layout_gravity="left|center_vertical"
android:checked="false"/>
</LinearLayout>
...
Filtering a list of strings based on contents
Given the list ['a','ab','abc','bac'] , I want to compute a list with strings that have 'ab' in them. I.e. the result is ['ab','abc'] . How can this be done in Python?
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How to search and replace globally, starting from the cursor position and wrapping around the end of
... :substitute command is repeated with the same search
pattern, replacement string, and flags, using the :& command
(see :help :&):
1,''-&&
The latter, however, performs the substitution on the range of lines
from the first line of the file to the line where the previous context
mar...
Activity restart on rotation Android
... android:configChanges="orientation|keyboardHidden"
android:label="@string/app_name">
or for Android 3.2 (API level 13) and newer:
<activity android:name=".MyActivity"
android:configChanges="keyboardHidden|orientation|screenSize"
android:label="@string/app_name">
The...
The best way to remove duplicate values from NSMutableArray in Objective-C?
...etWithArray:array]; You can then get back an array via array = [orderedSet allObjects]; or just use NSOrderedSets instead of NSArray in the first place.
– Regexident
May 14 '13 at 9:40
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Seeding the random number generator in Javascript
...lly, hash functions are very good at generating seeds for PRNGs from short strings. A good hash function will generate very different results even when two strings are similar. Here's an example based on MurmurHash3's mixing function:
function xmur3(str) {
for(var i = 0, h = 1779033703 ^ str.le...