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Compare floats in php
... divide on $b ? the PHP manual just did if(abs($a-$b) < $epsilon) the MySQL manual also did the same HAVING ABS(a - b) <= 0.0001
– Accountant م
May 1 '17 at 18:51
1
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How do I automatically update a timestamp in PostgreSQL
...omatically update the time stamp when a new row is inserted as I can do in MySQL using CURRENT_TIMESTAMP.
4 Answers
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Drop all the tables, stored procedures, triggers, constraints and all the dependencies in one sql st
...stem stored procs */
DECLARE @name VARCHAR(128)
DECLARE @SQL VARCHAR(254)
SELECT @name = (SELECT TOP 1 [name] FROM sysobjects WHERE [type] = 'P' AND category = 0 ORDER BY [name])
WHILE @name is not null
BEGIN
SELECT @SQL = 'DROP PROCEDURE [dbo].[' + RTRIM(@name) +']'
EXEC (@SQL)
PRINT ...
Python: json.loads returns items prefixing with 'u'
...dicator
logging.warning('data: {}'.format(json_data))
>>> WARNING:root:data: {u'key': u'value'}
# Dump to a string before logging and get clean output!
logging.warning('data: {}'.format(json.dumps(json_data)))
>>> WARNING:root:data: {'key': 'value'}
...
Spring Boot application as a Service
...ou might want to add ordering statements to the [Unit] section, e.g. After=mysql.service, Before=apache2.service.
– rustyx
Jan 25 at 9:41
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StringFormat Localization issues in wpf
...eInfo.CurrentCulture}}"
with the gldefined as a global namespace in your root element
xmlns:gl="clr-namespace:System.Globalization;assembly=mscorlib"
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Exploitable PHP functions
...'); I think the idea was that you could move the core code outside the web root, by setting the $prefix variable in the config file. If the attacker sets that value to something like "example.com/code.phps?", PHP will include that remote file instead. Near as I can tell, a 'bot actually managed to ...
tcp加速技术解决方案 - 操作系统(内核) - 清泛网 - 专注C/C++及内核技术
...动和降阈值造成的抖动，造成带宽利用率大幅度降低。
如何优化拥塞算法
增加延时作为拥塞反馈信号
建立更好的数学模型， 更快达到网络最大利用率(减少慢启动和线性增加所做的逐步探测网络带宽的过程)。
根据丢包和...
How do I keep the screen on in my App? [duplicate]
...ul points):
It doesn't matter that keepScreenOn should be used on a Main/Root/Parent View. It can be used with any child view and will work the same way it works in a parent view.
The only thing that matters is that the view's visibility must be visible. Otherwise, it will not work!
...
How to specify maven's distributionManagement organisation wide?
...el as the rest of the modules and have your aggregator pom.xml file at the root of where all your modules' directories exist.
- pom.xml (aggregator)
- project-parent
- project-module1
- project-module2
What you do with this structure is include your parent module in the aggregator and...