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Margin while printing html page

...iour, the user must select 'Print preview' and then set the print size to 100% (default is Shrink To Fit). A better option for full control on printed margins is to use the @page directive to set the paper margin, which will affect the margin on paper outside the html body element, which is normal...
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Validating parameters to a Bash script

... 10 Answers 10 Active ...
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Use JavaScript to place cursor at end of text in text input element

...s as follows: <input id="search" type="text" value="mycurrtext" size="30" onfocus="this.value = this.value;" name="search"/> This works in both IE7 and FF3 share | improve this answ...
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How can I wait for set of asynchronous callback functions?

... specific with your code, so I'll make up a scenario. Let's say you have 10 ajax calls and you want to accumulate the results from those 10 ajax calls and then when they have all completed you want to do something. You can do it like this by accumulating the data in an array and keeping track of w...
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How does git compute file hashes?

... human-readable integer), followed by a NUL character $ echo -e 'blob 14\0Hello, World!' | shasum 8ab686eafeb1f44702738c8b0f24f2567c36da6d Source: http://alblue.bandlem.com/2011/08/git-tip-of-week-objects.html share ...
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Make the first letter uppercase inside a django template

... 208 Using Django built-in template filter called title {{ "myname"|title }} ...
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Pandas: create two new columns in a dataframe with values calculated from a pre-existing column

... and I want to add two new columns to a dataframe df with n columns (n > 0). These new columns result from the application of a function to one of the columns in the dataframe. ...
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Javascript Reduce an empty array

..., currentValue){ return Number(previousValue) + Number(currentValue); }, 0); or using ES6: [].reduce( (previousValue, currentValue) => previousValue + currentValue, 0); share | improve this...
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How does Python 2 compare string and int? Why do lists compare as greater than numbers, and tuples g

... 209 From the python 2 manual: CPython implementation detail: Objects of different types except ...
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How can I display just a portion of an image in HTML/CSS?

Let's say I want a way to display just the the center 50x50px of an image that's 250x250px in HTML. How can I do that. Also, is there a way to do this for css:url() references? ...