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Error installing libv8: ERROR: Failed to build gem native extension
... and re-run bundle install --full-index --deployment --without development test postgres aws. Works.
– Nick Dong
Mar 2 '16 at 11:11
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廉价共享存储解决方案1-drbd+ha+nfs - 更多技术 - 清泛网 - 专注C/C++及内核技术
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# cd /drbd_data/
3.9.2 生成测试数据
#touch /drbd_data/test.txt
#dd if=/dev/zero of=/drbd_data/test.tmp bs=1M count=20
# drbdadm dstate r0
UpToDate/UpToDate
3.9.3 将主节点drbd的状态变为从
# drbdadm role r0
Primary/Secondary
#um...
How to create a simple proxy in C#?
...modify all traffic. (Request and response).
As far as performance, I have tested it on my machine and works without any noticeable delay.
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Scroll Element into View with Selenium
...t must first scroll the element into view and then move the mouse to it. I tested it. This code works on Firefox Webdriver 2.48 but there is a bug: When you have an iframe in a page the scrolling does not work correctly in the iframe while element.LocationOnScreenOnceScrolledIntoView scrolls correct...
Download File to server from URL
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As from my tests, you can't assign to CURLOPT_FILE a file path directly. It has to be a file handler. First, open the file with $fh = fopen('/path/to/download/the/file/to.zip', 'w'); and close with fclose($fh); after curl_close($ch);. A...
django MultiValueDictKeyError error, how do I deal with it
...'re trying to get a key from a dictionary when it's not there. You need to test if it is in there first.
try:
is_private = 'is_private' in request.POST
or
is_private = 'is_private' in request.POST and request.POST['is_private']
depending on the values you're using.
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How to make a background 20% transparent on Android
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This may cause graphic bugs! Use with caution and lots of testing.
– Michael
May 9 '19 at 17:01
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Can I use the range operator with if statement in Swift?
...e code is compiled in Xcode 6.3 with
optimizations switch on, then for the test
if 200 ... 299 ~= statusCode
actually no function call is generated at all, only three assembly instruction:
addq $-200, %rdi
cmpq $99, %rdi
ja LBB0_1
this is exactly the same assembly code that is generated...
Merging dictionaries in C#
...fficient - but it's the quickest way to do it in terms of code. (I haven't tested it, admittedly.)
You could write your own ToDictionary2 extension method of course (with a better name, but I don't have time to think of one now) - it's not terribly hard to do, just overwriting (or ignoring) duplica...
What's the best way to store Phone number in Django models
...rom object field:
client.phone.as_e164
Normolize phone string (for tests and other staff):
from phonenumber_field.phonenumber import PhoneNumber
phone = PhoneNumber.from_string(phone_number=raw_phone, region='RU').as_e164
2. Phone by regexp
One note for your model: E.164 numbers ...