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Why are we not to throw these exceptions?
...for exceptions couldn’t disambiguate the intentionally thrown exception (from your logic) from other system exceptions that are entirely undesired and point out real faults.
The same reason also applies to SystemException. If you look at the list of derived types, you can see a huge number of oth...
Why is a git 'pull request' not called a 'push request'?
... the target repository grabbing your changes to be present there (git pull from the other repo).
A "pull request" is you requesting the target repository to please grab your changes.
A "push request" would be the target repository requesting you to push your changes.
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Naming returned columns in Pandas aggregate function? [duplicate]
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This will drop the outermost level from the hierarchical column index:
df = data.groupby(...).agg(...)
df.columns = df.columns.droplevel(0)
If you'd like to keep the outermost level, you can use the ravel() function on the multi-level column to form new lab...
When to use window.opener / window.parent / window.top
...ner refers to the window that called window.open( ... ) to open the window from which it's called
window.parent refers to the parent of a window in a <frame> or <iframe>
window.top refers to the top-most window from a window nested in one or more layers of <iframe> sub-windows
Th...
Comments in Markdown
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I believe that all the previously proposed solutions (apart from those that require specific implementations) result in the comments being included in the output HTML, even if they are not displayed.
If you want a comment that is strictly for yourself (readers of the converted docume...
How to remove an element from an array in Swift
How can I unset/remove an element from an array in Apple's new language Swift?
18 Answers
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How to save a PNG image server-side, from a base64 data string
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You need to extract the base64 image data from that string, decode it and then you can save it to disk, you don't need GD since it already is a png.
$data = 'data:image/png;base64,AAAFBfj42Pj4';
list($type, $data) = explode(';', $data);
list(, $data) = explode(...
iPhone: Detecting user inactivity/idle time since last screen touch
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Hi Mike, My AppDelegate is inherting from NSObject So changed it UIApplication and Implement above methods to detect user becoming idle but i am getting error "Terminating app due to uncaught exception 'NSInternalInconsistencyException', reason: 'There can only ...
Import CSV to mysql table
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Instead of writing a script to pull in information from a CSV file, you can link MYSQL directly to it and upload the information using the following SQL syntax.
To import an Excel file into MySQL, first export it as a CSV file. Remove the CSV headers from the generated CSV f...
Xcode without Storyboard and ARC
...nd ARC then
STEPS FOR REMOVE STORY BOARD
1) Remove Main.storyboard file from your project.
2) Add new files with xib for your controller , if it is not added in compiled sources in build phases then add there manually.
3) Remove Main storyboard file base name from plist.
4) Change appdelegate ...