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C# binary literals
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@MikeT From ca1008: "If an enumeration that has the FlagsAttribute applied defines a zero-valued member, its name should be 'None' to indicate that no values have been set in the enumeration." So it's perfectly valid to add it to se...
Display HTML snippets in HTML
...3.2 and was not implemented in a consistent way. It was completely removed from the language in HTML5."
– Nick Rice
Aug 1 '18 at 8:40
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Test if element is present using Selenium WebDriver?
...riable as driver.
The element which you are going to check. Should provide from By method. // ex: By.id("id")
Time limit in seconds.
Example: waitForElementPresent(driver, By.id("id"), 10 );
public static WebElement waitForElementPresent(WebDriver driver, final By by, int timeOutInSeconds) {
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How do I replace whitespaces with underscore?
...ptimisations. It's hidden away in the defaultfilters module.
>>> from django.template.defaultfilters import slugify
>>> slugify("This should be connected")
this-should-be-connected
This isn't exactly the output you asked for, but IMO it's better for use in URLs.
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Limit a stream by a predicate
...s are still on Jdk8, such a feature should have been included with Streams from the start.
– wilmol
Jun 30 '19 at 22:52
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How do you set up use HttpOnly cookies in PHP
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Explanation here from Ilia... 5.2 only though
httpOnly cookie flag support in PHP 5.2
As stated in that article, you can set the header yourself in previous versions of PHP
header("Set-Cookie: hidden=value; httpOnly");
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How to remove the first commit in git?
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I was looking for a way to undo all git commits from a repo, like they never happened.
Rebasing will work up to a point. However, the very first (chronologically the oldest git commit) is always going to be problematic, since it does not have a parent, so that will error...
How do I extract the contents of an rpm?
...rpm2cpio, here is the ancient rpm2cpio.sh script
that extracts the payload from a *.rpm package.
Reposted for posterity … and the next generation.
Invoke like this:
./rpm2cpio.sh .rpm | cpio -dimv
#!/bin/sh
pkg=$1
if [ "$pkg" = "" -o ! -e "$pkg" ]; then
echo "no package supplied" 1>...
Regular expression to allow spaces between words
...allow accidental double-spaces, or if you're working with copy-pasted text from a PDF), then add a + after the space:
^\w+( +\w+)*$
If you want to allow tabs and newlines (whitespace characters), then replace the space with a \s+:
^\w+(\s+\w+)*$
Here I suggest the + by default because, for exam...
How can I initialize base class member variables in derived class constructor?
... case, the language would've allowed it directly), take a look at the Base from Member idiom. It's not a code free solution, you'd have to add an extra layer of inheritance, but it gets the job done. To avoid boilerplate code you could use boost's implementation
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