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How do I update if exists, insert if not (AKA “upsert” or “merge”) in MySQL?
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191
Use INSERT ... ON DUPLICATE KEY UPDATE. For example:
INSERT INTO `usage`
(`thing_id`, `times_...
Find size of Git repository
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UPDATE git 1.8.3 introduced a more efficient way to get a rough size: git count-objects -vH (see answer by @VonC)
For different ideas of "complete size" you could use:
git bundle create tmp.bundle --all
du -sh tmp.bundle
Close (but...
How to export plots from matplotlib with transparent background?
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186
Use the matplotlib savefig function with the keyword argument transparent=True to save the ima...
Django template tag to truncate text
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162
This has recently been added in Django 1.4. e.g.:
{{ value|truncatechars:9 }}
See doc here...
What is “thread local storage” in Python, and why do I need it?
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edited Jan 28 at 21:34
Willwsharp
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answered Se...
Disable browser's back button
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edited May 23 '17 at 12:09
Community♦
111 silver badge
answered Jun 7 '09 at 4:33
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converting drawable resource image into bitmap
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edited Jan 31 '14 at 19:38
answered Jan 3 '12 at 19:14
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Django : How can I see a list of urlpatterns?
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16 Answers
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Active
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How to get names of enum entries?
...: ", enumMember);
}
Will print the following:
Enum member: 0
Enum member: 1
Enum member: bar
Enum member: foo
If you instead want only the member names, and not the values, you could do something like this:
for (var enumMember in myEnum) {
var isValueProperty = parseInt(enumMember, 10) >= 0
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Add subdomain to localhost URL
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Unfortunately, because localhost is not a proper domain, you can't add a subdomain to it like ...