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You have not concluded your merge (MERGE_HEAD exists)
I made a branch called 'f' and did a checkout to master. When I tried the git pull command I got this message:
13 Answers...
How to add extra info to copied web text
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2020 Update
Solution that works on all recent browsers.
document.addEventListener('copy', (event) => {
const pagelink = `\n\nRead more at: ${document.location.href}`;
event.clipboardData.setData('text', document.getSelection() + pagelink);
eve...
C++ new int[0] — will it allocate memory?
... When the value of the expression in a direct-new-declarator is zero, the allocation function is called to allocate an array with no elements.
From 3.7.3.1/2
The effect of dereferencing a pointer returned as a request for zero size is undefined.
Also
Even if the size of the space reques...
How can I toggle word wrap in Visual Studio?
...rd Wrap (Ctrl+E, Ctrl+W)
General settings: Tools / Options / Text Editor / All Languages / Word wrap
Or search for 'word wrap' in the Quick Launch box.
Known issues:
If you're familiar with word wrap in Notepad++, Sublime Text, or Visual Studio Code, be aware of the following issues where Visual S...
MongoDB: How to query for records where field is null or not set?
...ount({sent_at: {$exists: false}})
If its there and null, or not there at all:
db.emails.count({sent_at: null})
Refer here for querying and null
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What does the property “Nonatomic” mean?
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Take a look at the Apple Docs.
Basically, if you say nonatomic, and you generate the accessors using @synthesize, then if multiple threads try to change/read the property at once, badness can happen. You can get partially-written values or over-released/retaine...
CSS selector for a checked radio button's label
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@Martin Just in case you are wondering, This won't actually work in your case, since the label still needs to follow the input. The difference between '+' and '~' is whether the label is directly adjacent, or is generally adjecent: whether the label is the next element, or just o...
Getting error while sending email through Gmail SMTP - “Please log in via your web browser and then
...gs/security/lesssecureapps) and enable "Access for less secure apps", this allows you to use the google smtp for clients other than the official ones.
Update
Google has been so kind as to list all the potential problems and fixes for us. Although I recommend trying the less secure apps setting. Be...
How to export plots from matplotlib with transparent background?
...Matplotlib so as to save you graph as a png file.
And if you want to turn all white pixel transparent, there's this other question : Using PIL to make all white pixels transparent?
If you want to turn an entire area to transparent, then there's this question: And then use the PIL library like in t...
What is the difference between JVM, JDK, JRE & OpenJDK?
...hat contain the bytecodes understood by the JVM. It's also the entity that allows Java to be a "portable language" (write once, run anywhere). Indeed, there are specific implementations of the JVM for different systems (Windows, Linux, macOS, see the Wikipedia list), the aim is that with the same by...