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Determining if a number is either a multiple of ten or within a particular set of ranges
I have a few loops that I need in my program. I can write out the pseudo code, but I'm not entirely sure how to write them logically.
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Xcode 'Build and Archive' menu item disabled
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Build configiuration setting needs to be an "iOS Device" (or any specific device if connected) to activate "Product → Archive" menu item. For some strange reason when any kind of iOS Simulator is selected, Archive is greyed out.
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Why can't I use background image and color together?
...ssible to use both a color and an image as background for an element.
You set the background-color and background-image styles. If the image is smaller than the element, you need to use the background-position style to place it to the right, and to keep it from repeating and covering the entire bac...
How to check if a column exists in Pandas
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To check if one or more columns all exist, you can use set.issubset, as in:
if set(['A','C']).issubset(df.columns):
df['sum'] = df['A'] + df['C']
As @brianpck points out in a comment, set([]) can alternatively be constructed with curly braces,
if {'A', 'C'}...
How to change Elasticsearch max memory size
...Xmx represents the maximum size of total heap space
-Xms1g
-Xmx1g
# the settings shipped with ES 5 were: -Xms2g
# the settings shipped with ES 5 were: -Xmx2g
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set DateTime to start of month
How can I set a DateTime to the first of the month in C#?
9 Answers
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Django-DB-Migrations: cannot ALTER TABLE because it has pending trigger events
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Another reason for this maybe because you try to set a column to NOT NULL when it actually already has NULL values.
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How to Test Facebook Connect Locally
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Edit your app at www.facebook.com/developers/ and set the "Site URL" to "http://localhost/myapppath".
When done - change it back.
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Callback of .animate() gets called twice jquery
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animate calls its callback once for each element in the set you call animate on:
If supplied, the start, step, progress, complete, done, fail, and always callbacks are called on a per-element basis...
Since you're animating two elements (the html element, and the body elemen...
Changing Mercurial “Default” Parent URL
...own question. Edit the .hg/hgrc file in the repository, change the default setting under the [paths] section. Simple!
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