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Dismiss keyboard by touching background of UITableView
...m trying to do this by creating a UIButton the size of the UITableView and placing it behind the UITableView . The only problem is the UIButton is catching all the touches even when the touch is on the UITableView. What am I doing wrong?
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Adding Core Data to existing iPhone project
...o manually import the header in the files you need them.
So open up Xcode and look for some file like App_Prefix.pch, by default it's in the Other Sources group. After the UIKit import statement, add the following line:
#import <CoreData/CoreData.h>
And you should be ready to go.
Xcode 4
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How to check if a string “StartsWith” another string?
...h.
Once you've shimmed the method (or if you're only supporting browsers and JavaScript engines that already have it), you can use it like this:
"Hello World!".startsWith("He"); // true
var haystack = "Hello world";
var prefix = 'orl';
haystack.startsWith(prefix); // false
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Two submit buttons in one form
...g by the name is safer, as it is a value that is not displayed to the user and therefore can be treated more as a "private" variable and less as a message to users.
– sfarbota
Sep 5 '17 at 21:40
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Is it ok to use dashes in Python files when trying to import them?
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You should check out PEP 8, the Style Guide for Python Code:
Package and Module Names Modules should have short, all-lowercase names. Underscores can be used in the module name if it improves readability. Python packages should also have short, all-lowercase names, although the use of undersco...
How to compare 2 files fast using .NET?
Typical approaches recommend reading the binary via FileStream and comparing it byte-by-byte.
18 Answers
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Convert a python UTC datetime to a local datetime using only python standard library?
I have a python datetime instance that was created using datetime.utcnow() and persisted in database.
12 Answers
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There is no ListBox.SelectionMode=“None”, is there another way to disable selection in a listbox?
...ox, you could use ItemsControl instead. It places items in the ItemsPanel and doesn't have the concept of selection.
<ItemsControl ItemsSource="{Binding MyItems}" />
By default, ItemsControl doesn't support virtualization of its child elements. If you have a lot of items, virtualization can ...
How to articulate the difference between asynchronous and parallel programming?
Many platforms promote asynchrony and parallelism as means for improving responsiveness. I understand the difference generally, but often find it difficult to articulate in my own mind, as well as for others.
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Git: How to reuse/retain commit messages after 'git reset'?
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When running "git commit" command, you've to check the following options,
To reuse,
--reuse-message=<commit>
To edit on reuse,
--reedit-message=<commit>
To change the author,
--reset-author
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