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Checking if a string can be converted to float in Python
...f you cared about performance (and I'm not suggesting you should), the try-based approach is the clear winner (compared with your partition-based approach or the regexp approach), as long as you don't expect a lot of invalid strings, in which case it's potentially slower (presumably due to the cost ...
ACE vs Boost vs POCO [closed]
...ood library.
Includes functionality that is not in Boost, like XML and database interface to name a few.
It is more integrated as one library than Boost.
It has clean, modern and understandable C++ code. I find it far easier to understand than most of the Boost libraries (but I am not a template pr...
Creating a new user and password with Ansible
...andom password for user only on creation
shell: /usr/bin/openssl rand -base64 32 | passwd --stdin deployer
when: newuser.changed
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Compiling a java program into an executable [duplicate]
...tall/uninstall itself, and support service pause/continue.
New release of x64 version, can create 64 bits executives. (May 18, 2008)
Both wizard mode and command line mode supported. (May 18, 2008)
Download: http://www.brothersoft.com/jartoexe-75019.html
3- Executor
Package your Java application ...
Simulating tremor (from e.g. Parkinson's Disease) with the mouse on a webpage?
...
I made a quick demo of something that you hopefully should be able to base your code on, using the Pointer Lock API.
I forked this pointer-lock-demo repo and modified it to add a random movement element.
Here is the link to my GitHub page: https://aristocrates.github.io/pointer-lock-demo
And ...
Tick symbol in HTML/XHTML
...display a little checkmark:
span:before {
content:url("data:image/gif;base64,R0lGODlhCgAKAJEAAAAAAP///////wAAACH5BAEAAAIALAAAAAAKAAoAAAISlG8AeMq5nnsiSlsjzmpzmj0FADs=");
}
Of course you can create your own checkmark image and use a converter to add it as data:image/gif. Hope this helps.
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Django: Why do some model fields clash with each other?
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The OP isn't using a abstract base class... but if you are, you will find that hard coding the related_name in the FK (e.g. ..., related_name="myname") will result in a number of these conflict errors - one for each inherited class from the base class. Th...
What is the best data type to use for money in C#?
... make Currency a class so I can define an exchange rate (in relation to a "base currency", often the US dollar [which I set to have an exchange rate of 1.00]).
– Thomas Owens
Mar 28 '09 at 20:25
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What is a “web service” in plain English?
... answered Oct 22 '08 at 15:02
64BitBob64BitBob
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ERROR 2006 (HY000): MySQL server has gone away
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max_allowed_packet=64M
Adding this line into my.cnf file solves my problem.
This is useful when the columns have large values, which cause the issues, you can find the explanation here.
On Windows this file is located at: "C:\ProgramData...