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How to open the Chrome Developer Tools in a new window?
...lick and hold the button next to the close button of the Developer Tool in order to reveal the "Undock into separate window" option.
Note: A "press" is not enough in that state.
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Remove excess whitespace from within a string
...str = str_replace(' ','',$str);
Or, replace with underscore, & nbsp; etc etc.
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How and/or why is merging in Git better than in SVN?
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This is largely an issue by the repository design that Subversion has, in order to create a branch you need to create a new virtual directory in the repository which will house a copy of the trunk but it doesn't store any information regarding when and what things got merged back in. That will lead...
input() error - NameError: name '…' is not defined
...le in your program with import os, and then the user types in
os.remove("/etc/hosts")
this will be evaluated as a function call expression by python and it will be executed. If you are executing Python with elevated privileges, /etc/hosts file will be deleted. See, how dangerous it could be?
To ...
adito-gateway -华为云免费SSL VPN解决方案 - 更多技术 - 清泛网 - 专注C/C++及内核技术
...录到堡垒机了
最精简后运行的命令记录
1 vi /etc/hosts
2 vi /etc/sysconfig/network
3 vi /etc/sysconfig/network-scripts/ifcfg-eth0 t
4 reboot
5 cd /mnt/
6 ls
7 unzip adito-0.9.1-bin.zip
8 unzip apache-ant-1.9.6-bin.zip
9 tar ...
Representational state transfer (REST) and Simple Object Access Protocol (SOAP)
...ed web browsers for years and we have seen how easy, flexible, performing, etc web sites are. HTML sites use hyperlinks and forms as the primary means of user interaction. Their main goal is to allow us, clients, to know only those links that we can use in the current state. And REST simply says 'wh...
Enable 'xp_cmdshell' SQL Server
...iguration settings for show advanced options and xp_cmdshell to 1, in that order.
Adding to this, if you want to preserve the previous values, you can read them from sys.configurations first, then apply them in reverse order at the end. We can also avoid unnecessary reconfigure calls:
declare @pr...
Copying data from one SQLite database to another
... X.TABLE SELECT * FROM Y.TABLE;
Or, if the columns are not matched up in order:
INSERT INTO X.TABLE(fieldname1, fieldname2) SELECT fieldname1, fieldname2 FROM Y.TABLE;
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Using custom fonts using CSS?
...e using custom fonts on their sites (other than the regular Arial, Tahoma, etc.).
8 Answers
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JUnit test for System.out.println()
...e command line option (asserting that -version outputs the version string, etc etc)
Edit:
Prior versions of this answer called System.setOut(null) after the tests; This is the cause of NullPointerExceptions commenters refer to.
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