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What is the maximum length of a Push Notification alert text?

... thing the documentation says is: In iOS 8 and later, the maximum size allowed for a notification payload is 2 kilobytes; Apple Push Notification Service refuses any notification that exceeds this limit. (Prior to iOS 8 and in OS X, the maximum payload size is 256 bytes.) This is what I could ...
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How to measure elapsed time in Python?

... If you just want to measure the elapsed wall-clock time between two points, you could use time.time(): import time start = time.time() print("hello") end = time.time() print(end - start) This gives the execution time in seconds. Another option since 3.3 might ...
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How to recursively find the latest modified file in a directory?

...t seems that ls doesn't sort the files correctly when doing a recursive call: 21 Answers ...
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how to change default python version?

...even aware of which expect python=python2, and changing this would break those programs and scripts. The answer you are probably looking for is You should not change this. You could, however, make a custom alias in your shell. The way you do so depends on the shell, but perhaps you could do alias ...
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how to schedule a job for sql query to run daily?

...ho you log on as, you may not be able to see the SQL Server Agent node at all... Not everyone logs on as sa. Further (rather dry) info here.. msdn.microsoft.com/en-us/library/ms188283.aspx – Fetchez la vache Apr 19 '13 at 15:25 ...
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ZMQ: 基本原理 - 开源 & Github - 清泛网 - 专注C++内核技术

...通信系统不同,几乎没有分布式通信系统的什么资料,ØMQ(ZeroMQ)是感兴趣的读者少数能请举出... 介绍 与其他的基于常规理论基础的(集中)通信系统不同,几乎没有分布式通信系统的什么资料,ØMQ(ZeroMQ)是感兴趣的读...
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What is “runtime”?

...ftware/instructions that are executed while your program is running, especially those instructions that you did not write explicitly, but are necessary for the proper execution of your code. Low-level languages like C have very small (if any) runtime. More complex languages like Objective-C, which ...
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Java: sun.security.provider.certpath.SunCertPathBuilderException: unable to find valid certification

... lot of errors. It seems that I have a problem with my certificate. Is it possible to ignore the client-server authentication? If so, how? ...
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Why is the Android emulator so slow? How can we speed up the Android emulator? [closed]

...ot. Android Development Tools (ADT) 9.0.0 (or later) has a feature that allows you to save state of the AVD (emulator), and you can start your emulator instantly. You have to enable this feature while creating a new AVD or you can just create it later by editing the AVD. Also I have increased th...
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invalid target release: 1.7

... You need to set JAVA_HOME to your jdk7 home directory, for example on Microsoft Windows: "C:\Program Files\Java\jdk1.7.0_40" or on OS X: /Library/Java/JavaVirtualMachines/jdk1.7.0_40.jdk/Contents/Home share ...