Maintenance can be a nightmare if we have concrete implementations for interfacing with some code and abstract classes and interfaces for other parts of the code (how would we then keep track of which is which and manage change?).

如果我們一部分代碼用于實現(xiàn)具體界面福利a搞逼，而另一部分代碼是抽象類以及接口（那我們將如何跟蹤哪一個是哪一個欧美十八禁性爱视频，以及管理變化），維護將會成為一場惡夢。

The trucking software can keep track of all the mileage and expenses accrued during a trip.

貨車軟件可以記錄所有的里程和費用中文字幕毛片网址，期間所累計的訪問。

It can keep track of the best and average hang time as well as the total accumulated time in the air.

它可以記錄的最佳和平均坑的時間怡红院成永久免费人视频新的，以及總累積時間色色视频网址，在空氣中。

The Commission recommends that these data be tabulated and combined with existing data in a national IFAP data clearinghouse that will enable agencies to keep track of air, water, and land emissions from IFAP facilities and evaluate the public health implications of these emissions.

委員會認為久久久久久精品免费免费直，這些搜集而來的資料應(yīng)立即建檔全黄毛片，并與全國工業(yè)畜產(chǎn)的資訊交流中心整合，以利於當(dāng)局持續(xù)追蹤工業(yè)農(nóng)場設(shè)施的廢棄物排放特级大黄A片免费墦放久久，并就此評估對公共衛(wèi)生的沖擊欧美三级久久。

The Alliance maintained an outpost in Tol Barad to keep track of Horde activity on the mainland, and many Alliance stealth missions were launched from here.

聯(lián)盟將多巴拉德作為觀察部落在大陸活動的一個前哨點，很多秘密行動都從這里發(fā)起wwww.wwwww在线黄色视频。

This is especially important at large grocery stores because they tend to lure you in with the promise of lower prices across the board, but if you really keep track of their prices on certain items, you will be shocked at how they fluctuate.

這一點在大雜貨店里尤其重要不卡A片在线看网站，因為他們往往以較低價格的承諾來吸引購物者AV可以看的免费网站，如果你真的追尋它們的某些商品價格來購物的話，你一定會吃震驚于他們的價格波動观看永久免费视频污网站。

We will use an enumeration to keep track of our game keys, and use bitwise operators to add and remove keys.

我們將使用枚舉來保持我們的游戲鍵軌道欧美一级高清免费播放，并使用運算符來添加和刪除鍵。

These thoughts showed striking differences from traditional folklore study in research subject and methodology, therefore arousing great interest in experts and scholars.In 1975 on the occasion of the hundredth publication of an academic journal Japanese Folklore, the Folklore Society of Japan decided to publish a trend special biyearly, aiming at keep track of study trend periodically, summarizing research results, guiding the development of folklore study and offer suggestions on study trend.

它們在研究對象和方法論構(gòu)成上都與以往的民俗學(xué)研究表現(xiàn)出顯著的差異午夜国产激情视频，從而引發(fā)了學(xué)者們的極大關(guān)注人人摸天天干。1975年以學(xué)會期刊《日本民俗學(xué)》發(fā)行第100期為契機，日本民俗學(xué)會推出了每兩年一次的研究動向?qū)欧美日视频？焯焐焯觳僮酆希荚诙ㄆ诘匕盐昭芯縿酉颍偨Y(jié)研究成果玖玖玖玖久久玖玖玖玖玖玖爱，指導(dǎo)民俗學(xué)的發(fā)展日韩精品专区一区二区，對研究方向提出前瞻性建議。

Keep a separate notebook for each and every class, color-coded if that makes it easier for you to keep track.

每個本子都只用來紀錄某一學(xué)科的筆記AV大全在线观看，并且你可以用不同顏色的筆來標注你所記的內(nèi)容黄色片看看一区二区，這樣會更有利于你的記憶。

The title track is another great singalong piece, and the synth-based "Yours to keep" is excellent too. There's even a tongue-in-cheek version of the big hit, with the hook line "I'm a punk rocker yes I am"..

專輯的主打歌是另一首基于電子合成器的singalong（非正式或未經(jīng)預(yù)演的團隊歌唱）&Yours to keep&四虎在线永久免费视频网站，同樣異常出色欧美精品日韩精品l视频，廣受好評，甚至出現(xiàn)了一個有趣的版本精品自拍一区，有著帶勁的歌詞&I'm a punk rocker yes I am&特级一级黄色片。。