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How to re-sync the Mysql DB if Master and slave have different database incase of Mysql replication?
...its helps for you! You can use mk-table-sync. Please see this link: http://www.maatkit.org/doc/mk-table-sync.html
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Can I have multiple Xcode versions installed?
...s evangelist have the full details (Apple dev username/password required):
https://devforums.apple.com/message/40847#40847
Then grab yourself a custom icon for the Beta version of XCode you're using, so you can tell them apart in the dock:
http://iphonedevelopment.blogspot.com/2009/03/multiple-deve...
Is there a limit to the length of a GET request? [duplicate]
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W3C unequivocally disclaimed this as a myth here
http://www.w3.org/2001/tag/doc/get7#myths
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Most efficient method to groupby on an array of objects
...t; [{type:"Cat", name:"Tiger"}, {type:"Cat", name:"Leo"}]
About Map:
https://developer.mozilla.org/en-US/docs/Web/JavaScript/Reference/Global_Objects/Map
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List all developers on a project in Git
...t, but this looks really nice for project statistics for a Git repository: https://github.com/visionmedia/git-extras
Check out the bin catalog to see the the different scripts.
For example, the git-count script (commit count per committer):
git shortlog -n $@ | grep "):" | sed 's|:||'
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round() for float in C++
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It's available since C++11 in cmath (according to http://www.open-std.org/jtc1/sc22/wg21/docs/papers/2012/n3337.pdf)
#include <cmath>
#include <iostream>
int main(int argc, char** argv) {
std::cout << "round(0.5):\t" << round(0.5) << std::endl;
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Python Sets vs Lists
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Set wins due to near instant 'contains' checks: https://en.wikipedia.org/wiki/Hash_table
List implementation: usually an array, low level close to the metal good for iteration and random access by element index.
Set implementation: https://en.wikipedia.org/wiki/Hash_table,...
How can I view a git log of just one user's commits?
...ommit view by appending param ?author=github_handle. For example, the link https://github.com/dynjs/dynjs/commits/master?author=jingweno shows a list of commits to the Dynjs project
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Classpath including JAR within a JAR
...ackage. You should be able to run jar in the normal way.
based on: http://www.ibm.com/developerworks/library/j-5things6/
all other information you need about the class-path do you find here
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Are negative array indexes allowed in C?
...t about negative array indices on 64-bit systems (LP64 presumably): http://www.devx.com/tips/Tip/41349
The author seems to be saying that 32 bit int array indices with 64 bit addressing can result in bad address calculations unless the array index is explicitly promoted to 64 bits (e.g. via a ptrdi...