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How can I create download link in HTML?
I have a basic idea of HTML. I want to create the download link in my sample website, but I don't have idea of how to create it. How do I make a link to download a file rather than visit it?
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Python Dictionary Comprehension
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There are dictionary comprehensions in Python 2.7+, but they don't work quite the way you're trying. Like a list comprehension, they create a new dictionary; you can't use them to add keys to an existing dictionary. Also, you have to specify the keys and values, although of course yo...
Import multiple csv files into pandas and concatenate into one DataFrame
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This seems like an old fashioned aka manual way of doing things, esp. as the Hapood ecosystem has growing list of tools where you can perform sql queries directly on many different directories containing different file types (csv, json, txt, databases) as if it was one data s...
Why is char[] preferred over String for passwords?
...on kicks in.
With an array, you can explicitly wipe the data after you're done with it. You can overwrite the array with anything you like, and the password won't be present anywhere in the system, even before garbage collection.
So yes, this is a security concern - but even using char[] only redu...
Can I convert long to int?
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Just do (int)myLongValue. It'll do exactly what you want (discarding MSBs and taking LSBs) in unchecked context (which is the compiler default). It'll throw OverflowException in checked context if the value doesn't fit in an int:
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PHP - concatenate or directly insert variables in string
...As a sidenote, so my answer is a bit more complete: the day you'll want to do something like this:
echo "Welcome $names!";
PHP will interpret your code as if you were trying to use the $names variable -- which doesn't exist.
- note that it will only work if you use "" not '' for your string.
Tha...
How do I select text nodes with jQuery?
... text nodes of an element, as a jQuery collection. What is the best way to do that?
11 Answers
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How do I rotate the Android emulator display? [duplicate]
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Windows: left Ctrl + F12
Mac: Fn + Ctrl + F12
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Why does C# disallow readonly local variables?
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One reason is there is no CLR support for a readonly local. Readonly is translated into the CLR/CLI initonly opcode. This flag can only be applied to fields and has no meaning for a local. In fact, applying it to a local will likely produce unverifiable code.
This doe...
How do I resolve configuration errors with Nant 0.91?
After downloading Nant 0.91, I'm getting some rather cryptic configuration errors relating to configuration or security (see below).
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