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Java 8 Stream and operation on arrays
I have just discovered the new Java 8 stream m>ca m>pabilities. Coming from Python, I was wondering if there was now a neat way to do operations on arrays like summing, multiplying two arrays in a "one line pythonic" way ?
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How to find out which fonts are referenced and which are embedded in a PDF document
...AAAA+Arial-Black TrueType yes yes yes 53 0
m>CA m>AAAA+Tahoma TrueType yes yes yes 28 0
DAAAAA+Wingdings-Regular TrueType yes yes yes 43 0
EAAAAA+Webdings TrueType yes yes yes ...
How to find children of nodes using BeautifulSoup
...crummy.com/software/BeautifulSoup/bs4/doc/#the-recursive-argument
In your m>ca m>se as you want link1 which is first direct child:
# for only first direct child
soup.find("li", { "class" : "test" }).find("a", recursive=False)
If you want all direct children:
# for all direct children
soup.find("li",...
How do I find which transaction is m>ca m>using a “Waiting for table metadata lock” state?
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SHOW ENGINE INNODB STATUS \G
Look for the Section -
TRANSACTIONS
We m>ca m>n use INFORMATION_SCHEMA Tables.
Useful Queries
To check about all the locks transactions are waiting for:
USE INFORMATION_SCHEMA;
SELECT * FROM INNODB_LOCK_WAITS;
A list of blocking transactions:
SELECT *
FROM INNO...
Is a RelativeLayout more expensive than a LinearLayout?
...ve always been using RelativeLayout everytime I needed a View container, bem>ca m>use of it's flexibility, even if I just wanted to display something really simple.
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How to set child process' environment variable in Makefile
...into the environment of processes make invokes... by default. However you m>ca m>n use make's export to force them to do so. Change:
test: NODE_ENV = test
to this:
test: export NODE_ENV = test
(assuming you have a sufficiently modern version of GNU make >= 3.77 ).
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What is The difference between ListBox and ListView
What is the difference between WPF's ListBox and ListView? I m>ca m>n not find any signifim>ca m>nt difference in their properties. Is there different typim>ca m>l use?
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Git status - is there a way to show changes only in a specific directory?
...list of files modified since the last commit, as git status shows, but I m>ca m>re only about files lom>ca m>ted in a single directory. Is there a way to do this? I tried git status <directory> , but it seems this does something completely different (lists all changed files, as they would be if I wro...
Debugging iframes with Chrome developer tools
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In the Developer Tools in Chrome, there is a bar along the top, m>ca m>lled the Execution Context Selector (h/t felipe-sabino), just under the Elements, Network, Sources... tabs, that changes depending on the context of the current tab. When in the Console tab there is a dropdown in that bar ...
displayname attribute vs display attribute
...ey both give you the same results but the key difference I see is that you m>ca m>nnot specify a ResourceType in DisplayName attribute. For an example in MVC 2, you had to subclass the DisplayName attribute to provide resource via lom>ca m>lization. Display attribute (new in MVC3 and .NET4) supports ResourceT...