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How can I convert an image into Base64 string using JavaScript?
...HTML5 <canvas> for it:
Create a canvas, load your image into it and then use toDataURL() to get the Base64 representation (actually, it's a data: URL, but it contains the Base64-encoded image).
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Abstract functions in Swift Language
...This doesn't quite work. If BaseClass wants to call those empty functions, then it would also have to implement the protocol, and then implement the functions. Also the subclass still isn't forced to implement the functions at compile time, and you not compelled to implement the protocol either.
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Transactions in REST?
... In the same way that you can add multiple items to a shopping basket and then submit that basket to process the order, you can add Bob's account entry to the transaction wrapper and then Bill's account entry to the wrapper. When all the pieces are in place then you can POST/PUT the transaction w...
Bypass popup blocker on window.open when JQuery event.preventDefault() is set
...ssues if you can change the control flow to first open the window, (sync), then do the AJax request (async) and then use the response to either show the error message or do the redirect.
– Stijn de Witt
Aug 21 '17 at 19:40
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How can I exclude all “permission denied” messages from “find”?
...tended. Invariably, however, any error messages that do get displayed will then be in English as well.
If your shell is bash or zsh, there's a solution that is robust while being reasonably simple, using only POSIX-compliant find features; while bash itself is not part of POSIX, most modern Unix ...
How do I handle ImeOptions' done button click?
...e, this is null.
if (event != null) {
// if shift key is down, then we want to insert the '\n' char in the TextView;
// otherwise, the default action is to send the message.
if (!event.isShiftPressed()) {
if (isPreparedForSending()) {
confirmSe...
Copying files into the application folder at compile time
...ant to copy from my project into the .\bin\debug\ folder on compilation, then it seems I have to put them into the root of the project. Putting them into a subfolder seems to copy them into the .\bin\debug\ folder in the same structure they're stored in.
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Ruby: require vs require_relative - best practice to workaround running in both Ruby =1.
... the require_relative.rb file? You have to require require_relative.rb and then require_relative the rest of the requires. Or am I missing something?
– ethicalhack3r
Mar 23 '12 at 22:47
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Exporting data In SQL Server as INSERT INTO
...ct Explorer, right click on the database, right-click and pick "Tasks" and then "Generate Scripts".
This will allow you to generate scripts for a single or all tables, and one of the options is "Script Data". If you set that to TRUE, the wizard will generate a script with INSERT INTO () statement f...
What is causing this error - “Fatal error: Unable to find local grunt”
I removed the old version of grunt first, then I installed the new grunt version, and then I got this error:
13 Answers
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