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How can I quickly delete a line in VIM starting at the cursor position?
...atever was yanked before.
The true delete command in the OP's context is "_D (or "_C if insert mode is desired) This sends the deleted content into the black hole register, designated by "_, where it will bother no one ever again (although you can still undo this action using u).
That being said,...
WordPress asking for my FTP credentials to install plugins
I installed a WordPress blog in my local system. But when I try to add plugins from admin it asks for FTP access. What do I need to configure for WordPress to be able to upload without FTP?
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Merge (with squash) all changes from another branch as a single commit
In Git, is there a way to merge all changes from one branch into another, but squash to a single commit at the same time?
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Nullable Foreign Key bad practice?
... read.
Only if you know better than Chris Date "what first normal form really means". If x and y are both nullable, and indeed in some row x and y are both null, then WHERE x=y does not yield true. This proves beyond reasonable doubt that null is not a value (because any real value is always equ...
How to remove stop words using nltk or python
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Note: this converts the sentence to a SET which removes all the duplicate words and therefore you will not be able to use frequency counting on the result
– David Dehghan
Feb 21 '17 at 23:59
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Difference between Math.Floor() and Math.Truncate()
...seems, simply because it can round to a specific number of decimal places. All the others round to zero decimals always. For example:
n = 3.145;
a = System.Math.Round (n, 2, MidpointRounding.ToEven); // 3.14
b = System.Math.Round (n, 2, MidpointRounding.AwayFromZero); // 3.15
With the other...
MQTT与TCP的区别 - 创客硬件开发 - 清泛IT社区，为创新赋能！
...ACL访问控制、集群、共享订阅、重要指标dashboard、sysadmin api、插件扩展、对topic或session或clientid的tracing调试等高级功能，大大简化服务器端的开发工作量。实际应用中，只需要写发布和订阅接口函数即可，中间过程对应用开发人...
How to check version of a CocoaPods framework
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The Podfile.lock keeps track of the resolved versions of each Pod installed. If you want to double check that FlurrySDK is using 4.2.3, check that file.
Note: You should not edit this file. It is auto-generated when you run pod install or pod update
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How to find third or nth maximum salary from salary table?
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Use ROW_NUMBER(if you want a single) or DENSE_RANK(for all related rows):
WITH CTE AS
(
SELECT EmpID, EmpName, EmpSalary,
RN = ROW_NUMBER() OVER (ORDER BY EmpSalary DESC)
FROM dbo.Salary
)
SELECT EmpID, EmpName, EmpSalary
FROM CTE
WHERE RN = @NthRow
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How to tell git to ignore individual lines, i.e. gitignore for specific lines of code [duplicate]
...o be filtered:
*.rb filter=gitignore, i.e. run filter named gitignore on all *.rb files
Define the gitignore filter in your gitconfig:
$ git config --global filter.gitignore.clean "sed '/#gitignore$/d'", i.e. delete these lines
$ git config --global filter.gitignore.smudge cat, i.e. do nothing ...